Form: 10-Q

Quarterly report pursuant to Section 13 or 15(d)

August 5, 2021

0001055160falseDec 312021Q2P5YP1M00010551602021-01-012021-06-300001055160us-gaap:CommonStockMember2021-01-012021-06-300001055160mfa:A7.50SeriesBCumulativeRedeemablePreferredStockMember2021-01-012021-06-300001055160mfa:A6.50SeriesCCumulativeRedeemablePreferredStockMember2021-01-012021-06-30xbrli:shares00010551602021-07-29iso4217:USD00010551602021-06-3000010551602020-12-31iso4217:USDxbrli:shares0001055160us-gaap:SeriesBPreferredStockMember2021-06-300001055160us-gaap:SeriesBPreferredStockMember2020-12-31xbrli:pure0001055160us-gaap:SeriesBPreferredStockMember2021-01-012021-06-300001055160us-gaap:SeriesBPreferredStockMember2020-01-012020-12-310001055160us-gaap:SeriesCPreferredStockMember2020-12-310001055160us-gaap:SeriesCPreferredStockMember2021-06-300001055160us-gaap:SeriesCPreferredStockMember2020-01-012020-12-310001055160us-gaap:SeriesCPreferredStockMember2021-01-012021-06-300001055160us-gaap:VariableInterestEntityPrimaryBeneficiaryMember2021-06-300001055160us-gaap:VariableInterestEntityPrimaryBeneficiaryMember2020-12-3100010551602021-04-012021-06-3000010551602020-04-012020-06-3000010551602020-01-012020-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2021-01-012021-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2021-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2021-01-012021-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2021-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-12-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-12-310001055160us-gaap:CommonStockMember2020-12-310001055160us-gaap:AdditionalPaidInCapitalMember2020-12-310001055160us-gaap:RetainedEarningsMember2020-12-310001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-12-310001055160us-gaap:RetainedEarningsMember2021-01-012021-03-3100010551602021-01-012021-03-310001055160us-gaap:CommonStockMember2021-01-012021-03-310001055160us-gaap:AdditionalPaidInCapitalMember2021-01-012021-03-310001055160us-gaap:SeriesBPreferredStockMember2021-01-012021-03-310001055160us-gaap:RetainedEarningsMemberus-gaap:SeriesBPreferredStockMember2021-01-012021-03-310001055160us-gaap:SeriesCPreferredStockMember2021-01-012021-03-310001055160us-gaap:RetainedEarningsMemberus-gaap:SeriesCPreferredStockMember2021-01-012021-03-310001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-01-012021-03-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2021-03-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2021-03-310001055160us-gaap:CommonStockMember2021-03-310001055160us-gaap:AdditionalPaidInCapitalMember2021-03-310001055160us-gaap:RetainedEarningsMember2021-03-310001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-03-3100010551602021-03-310001055160us-gaap:RetainedEarningsMember2021-04-012021-06-300001055160us-gaap:CommonStockMember2021-04-012021-06-300001055160us-gaap:AdditionalPaidInCapitalMember2021-04-012021-06-300001055160us-gaap:SeriesBPreferredStockMember2021-04-012021-06-300001055160us-gaap:RetainedEarningsMemberus-gaap:SeriesBPreferredStockMember2021-04-012021-06-300001055160us-gaap:SeriesCPreferredStockMember2021-04-012021-06-300001055160us-gaap:RetainedEarningsMemberus-gaap:SeriesCPreferredStockMember2021-04-012021-06-300001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-04-012021-06-300001055160us-gaap:CommonStockMember2021-06-300001055160us-gaap:AdditionalPaidInCapitalMember2021-06-300001055160us-gaap:RetainedEarningsMember2021-06-300001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-06-300001055160us-gaap:CommonStockMember2021-01-012021-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-01-012020-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-01-012020-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2019-12-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2019-12-310001055160us-gaap:CommonStockMember2019-12-310001055160us-gaap:AdditionalPaidInCapitalMember2019-12-310001055160us-gaap:RetainedEarningsMember2019-12-310001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-12-3100010551602019-12-310001055160us-gaap:RetainedEarningsMembersrt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember2019-12-310001055160srt:RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember2019-12-310001055160us-gaap:RetainedEarningsMember2020-01-012020-03-3100010551602020-01-012020-03-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-01-012020-03-310001055160us-gaap:AdditionalPaidInCapitalMemberus-gaap:SeriesCPreferredStockMember2020-01-012020-03-310001055160us-gaap:SeriesCPreferredStockMember2020-01-012020-03-310001055160us-gaap:CommonStockMember2020-01-012020-03-310001055160us-gaap:AdditionalPaidInCapitalMember2020-01-012020-03-310001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-03-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-03-310001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-03-310001055160us-gaap:CommonStockMember2020-03-310001055160us-gaap:AdditionalPaidInCapitalMember2020-03-310001055160us-gaap:RetainedEarningsMember2020-03-310001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-03-3100010551602020-03-310001055160us-gaap:RetainedEarningsMember2020-04-012020-06-300001055160us-gaap:CommonStockMember2020-04-012020-06-300001055160us-gaap:AdditionalPaidInCapitalMember2020-04-012020-06-300001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-04-012020-06-300001055160us-gaap:CommonStockMember2020-06-300001055160us-gaap:AdditionalPaidInCapitalMember2020-06-300001055160us-gaap:RetainedEarningsMember2020-06-300001055160us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-06-3000010551602020-06-300001055160us-gaap:CommonStockMember2020-01-012020-06-30mfa:segment0001055160us-gaap:PropertyPlantAndEquipmentOtherTypesMembersrt:MinimumMember2021-01-012021-06-300001055160us-gaap:PropertyPlantAndEquipmentOtherTypesMembersrt:MaximumMember2021-01-012021-06-300001055160us-gaap:BuildingMember2021-01-012021-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2021-01-012021-06-300001055160mfa:NonQMLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:NonQMLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:NonQMLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:NonQMLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:NonQMLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:NonQMLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:RehabilitationLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:RehabilitationLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:RehabilitationLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:RehabilitationLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:SingleFamilyRentalLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:SingleFamilyRentalLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:SingleFamilyRentalLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:SingleFamilyRentalLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:SeasonedPerformingLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:SeasonedPerformingLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:SeasonedPerformingLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:SeasonedPerformingLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:PurchasedCreditDeterioratedLoansMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:PurchasedCreditDeterioratedLoansMember2020-12-310001055160mfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160mfa:PurchasedCreditDeterioratedLoansMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:NonperformingFinancingReceivableMember2020-12-31mfa:loan0001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMember2021-06-300001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMember2021-01-012021-06-300001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2021-06-300001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-06-300001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-06-300001055160mfa:NonQMLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMember2021-01-012021-06-300001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMembermfa:RehabilitationLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMember2021-01-012021-06-300001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMember2021-01-012021-06-300001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMember2021-06-300001055160mfa:CreditImpairedLoansMembermfa:SettledWholeLoansMember2021-06-300001055160mfa:CreditImpairedLoansMembermfa:SettledWholeLoansMember2021-01-012021-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMember2021-06-300001055160mfa:SettledWholeLoansMember2021-06-300001055160mfa:SettledWholeLoansMember2021-01-012021-06-300001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMember2020-12-310001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMember2020-01-012020-12-310001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2020-12-310001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310001055160mfa:NonQMLoansMembermfa:SettledWholeLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310001055160mfa:NonQMLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMember2020-01-012020-12-310001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:RehabilitationLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMembermfa:RehabilitationLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMember2020-01-012020-12-310001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMembermfa:SingleFamilyRentalLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMember2020-01-012020-12-310001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMemberus-gaap:FinancingReceivables1To29DaysPastDueMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMembermfa:SeasonedPerformingLoansMember2020-12-310001055160mfa:CreditImpairedLoansMembermfa:SettledWholeLoansMember2020-12-310001055160mfa:CreditImpairedLoansMembermfa:SettledWholeLoansMember2020-01-012020-12-310001055160mfa:CreditImpairedLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMembermfa:SettledWholeLoansMember2020-12-310001055160mfa:SettledWholeLoansMember2020-12-310001055160mfa:SettledWholeLoansMember2020-01-012020-12-310001055160mfa:SettledWholeLoansMembermfa:CertainRehabilitationLoansMember2021-06-300001055160mfa:SettledWholeLoansMembermfa:CertainRehabilitationLoansMember2020-12-310001055160mfa:SettledWholeLoansMembermfa:CertainRehabilitationLoansMember2021-01-012021-06-300001055160mfa:SettledWholeLoansMembermfa:CertainRehabilitationLoansMember2020-01-012020-12-310001055160mfa:NonQMLoansMember2020-04-012020-06-300001055160mfa:NonQMLoansMember2020-01-012020-06-300001055160us-gaap:NonperformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:NonQMLoansMember2020-12-310001055160mfa:RehabilitationLoansMember2020-12-310001055160mfa:SingleFamilyRentalLoansMember2020-12-310001055160mfa:SeasonedPerformingLoansMember2020-12-310001055160mfa:PurchasedCreditDeterioratedLoansMember2020-12-310001055160mfa:NonQMLoansMember2021-01-012021-03-310001055160mfa:RehabilitationLoansMember2021-01-012021-03-310001055160mfa:SingleFamilyRentalLoansMember2021-01-012021-03-310001055160mfa:SeasonedPerformingLoansMember2021-01-012021-03-310001055160mfa:PurchasedCreditDeterioratedLoansMember2021-01-012021-03-310001055160mfa:NonQMLoansMember2021-03-310001055160mfa:RehabilitationLoansMember2021-03-310001055160mfa:SingleFamilyRentalLoansMember2021-03-310001055160mfa:SeasonedPerformingLoansMember2021-03-310001055160mfa:PurchasedCreditDeterioratedLoansMember2021-03-310001055160mfa:NonQMLoansMember2021-04-012021-06-300001055160mfa:RehabilitationLoansMember2021-04-012021-06-300001055160mfa:SingleFamilyRentalLoansMember2021-04-012021-06-300001055160mfa:SeasonedPerformingLoansMember2021-04-012021-06-300001055160mfa:PurchasedCreditDeterioratedLoansMember2021-04-012021-06-300001055160mfa:NonQMLoansMember2021-06-300001055160mfa:RehabilitationLoansMember2021-06-300001055160mfa:SingleFamilyRentalLoansMember2021-06-300001055160mfa:SeasonedPerformingLoansMember2021-06-300001055160mfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160mfa:NonQMLoansMember2019-12-310001055160mfa:RehabilitationLoansMember2019-12-310001055160mfa:SingleFamilyRentalLoansMember2019-12-310001055160mfa:SeasonedPerformingLoansMember2019-12-310001055160mfa:PurchasedCreditDeterioratedLoansMember2019-12-310001055160mfa:NonQMLoansMember2020-01-012020-03-310001055160mfa:RehabilitationLoansMember2020-01-012020-03-310001055160mfa:SingleFamilyRentalLoansMember2020-01-012020-03-310001055160mfa:SeasonedPerformingLoansMember2020-01-012020-03-310001055160mfa:PurchasedCreditDeterioratedLoansMember2020-01-012020-03-310001055160mfa:NonQMLoansMember2020-03-310001055160mfa:RehabilitationLoansMember2020-03-310001055160mfa:SingleFamilyRentalLoansMember2020-03-310001055160mfa:SeasonedPerformingLoansMember2020-03-310001055160mfa:PurchasedCreditDeterioratedLoansMember2020-03-310001055160mfa:RehabilitationLoansMember2020-04-012020-06-300001055160mfa:SingleFamilyRentalLoansMember2020-04-012020-06-300001055160mfa:SeasonedPerformingLoansMember2020-04-012020-06-300001055160mfa:PurchasedCreditDeterioratedLoansMember2020-04-012020-06-300001055160mfa:NonQMLoansMember2020-06-300001055160mfa:RehabilitationLoansMember2020-06-300001055160mfa:SingleFamilyRentalLoansMember2020-06-300001055160mfa:SeasonedPerformingLoansMember2020-06-300001055160mfa:PurchasedCreditDeterioratedLoansMember2020-06-300001055160us-gaap:UnfundedLoanCommitmentMember2021-06-300001055160us-gaap:UnfundedLoanCommitmentMember2020-06-300001055160srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2020-01-010001055160mfa:PurchasedPerformingLoansMember2021-06-300001055160mfa:PurchasedPerformingLoansMember2020-12-310001055160mfa:WithoutAssociatedCreditLossesMember2021-06-300001055160mfa:WithoutAssociatedCreditLossesMember2020-12-310001055160mfa:NonQMLoansMemberus-gaap:LtvLessThan80PercentMember2021-06-300001055160mfa:NonQMLoansMembermfa:DebtToValueRatio81To100PercentMember2021-06-300001055160mfa:NonQMLoansMember2021-06-300001055160mfa:NonQMLoansMember2021-01-012021-06-300001055160us-gaap:LtvLessThan80PercentMembermfa:RehabilitationLoansMember2021-06-300001055160mfa:DebtToValueRatio81To100PercentMembermfa:RehabilitationLoansMember2021-06-300001055160mfa:RehabilitationLoansMember2021-06-300001055160mfa:RehabilitationLoansMember2021-01-012021-06-300001055160us-gaap:LtvLessThan80PercentMembermfa:SingleFamilyRentalLoansMember2021-06-300001055160mfa:SingleFamilyRentalLoansMembermfa:DebtToValueRatio81To100PercentMember2021-06-300001055160mfa:SingleFamilyRentalLoansMember2021-06-300001055160us-gaap:LtvLessThan80PercentMembermfa:SeasonedPerformingLoansMember2021-06-300001055160mfa:SeasonedPerformingLoansMembermfa:DebtToValueRatio81To100PercentMember2021-06-300001055160mfa:SeasonedPerformingLoansMember2021-06-300001055160us-gaap:LtvLessThan80PercentMembermfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160mfa:DebtToValueRatio81To100PercentMembermfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160mfa:PurchasedCreditDeterioratedLoansMember2021-01-012021-06-300001055160us-gaap:LtvLessThan80PercentMember2021-06-300001055160mfa:DebtToValueRatio81To100PercentMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:PurchasedCreditDeterioratedLoansMember2021-06-300001055160mfa:NonQMLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:PurchasedCreditDeterioratedLoansMember2020-12-310001055160mfa:NonQMLoansMemberus-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:PerformingFinancingReceivableMember2020-12-310001055160us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160mfa:NonQMLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:NonQMLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:NonQMLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:NonQMLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:NonQMLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:NonQMLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:SingleFamilyRentalLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:SingleFamilyRentalLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:SeasonedPerformingLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:SeasonedPerformingLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:AgencyEligibleInvestorLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:AgencyEligibleInvestorLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-04-012021-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-04-012020-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-04-012021-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-04-012020-06-300001055160mfa:CreditImpairedLoansMembermfa:ResidentialWholeLoansMember2021-04-012021-06-300001055160mfa:CreditImpairedLoansMembermfa:ResidentialWholeLoansMember2020-04-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2021-04-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2021-04-012021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2020-04-012020-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2021-04-012021-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2020-04-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-04-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-04-012020-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-04-012021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-04-012020-06-300001055160mfa:ResidentialWholeLoansMember2021-04-012021-06-300001055160mfa:ResidentialWholeLoansMember2020-04-012020-06-300001055160mfa:NonQMLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:NonQMLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:NonQMLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:NonQMLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:RehabilitationLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:SingleFamilyRentalLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:SeasonedPerformingLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:AgencyEligibleInvestorLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:AgencyEligibleInvestorLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:AgencyEligibleInvestorLoansMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:PerformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-01-012021-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-01-012020-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-01-012021-06-300001055160mfa:CreditImpairedLoansMemberus-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-01-012020-06-300001055160mfa:CreditImpairedLoansMembermfa:ResidentialWholeLoansMember2021-01-012021-06-300001055160mfa:CreditImpairedLoansMembermfa:ResidentialWholeLoansMember2020-01-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160mfa:ResidentialWholeLoansMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-01-012020-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2021-01-012021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:ResidentialWholeLoansMember2020-01-012020-06-300001055160mfa:ResidentialWholeLoansMember2021-01-012021-06-300001055160mfa:ResidentialWholeLoansMember2020-01-012020-06-300001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2021-06-300001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2020-12-310001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2021-01-012021-06-300001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2020-12-312020-12-310001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2020-04-012020-06-300001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2020-01-012020-06-300001055160mfa:TermNotesbackedbyMSRRelatedCollateralMember2020-01-012020-03-310001055160us-gaap:MortgageBackedSecuritiesOtherMembersrt:MinimumMember2021-01-012021-06-300001055160srt:MaximumMemberus-gaap:MortgageBackedSecuritiesOtherMember2021-01-012021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2021-06-300001055160mfa:ResidentialMortgageSecuritiesMember2021-06-300001055160mfa:ResidentialMortgageSecuritiesMember2020-12-310001055160us-gaap:MortgageBackedSecuritiesOtherMember2020-12-310001055160mfa:NonAgencyMBSExpectedtoRecoverLessThanParMember2020-12-310001055160mfa:CRTFairValueOptionMember2021-06-300001055160mfa:CRTFairValueOptionMember2020-12-310001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-04-012021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-04-012020-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2021-04-012021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2020-04-012020-06-300001055160us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2021-04-012021-06-300001055160us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2020-04-012020-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-01-012021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-01-012020-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2021-01-012021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember2020-01-012020-06-300001055160us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2021-01-012021-06-300001055160us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember2020-01-012020-06-300001055160mfa:MBSAndMSRRelatedAssetsMember2020-01-012020-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-03-310001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-03-310001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-12-310001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2019-12-310001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-06-300001055160mfa:LegacyNonAgencyMBSMember2021-04-012021-06-300001055160mfa:LegacyNonAgencyMBSMember2020-04-012020-06-300001055160mfa:LegacyNonAgencyMBSMember2021-01-012021-06-300001055160mfa:LegacyNonAgencyMBSMember2020-01-012020-06-300001055160us-gaap:MortgageBackedSecuritiesOtherMember2021-04-012021-06-300001055160us-gaap:MortgageBackedSecuritiesOtherMember2020-04-012020-06-300001055160us-gaap:MortgageBackedSecuritiesOtherMember2021-01-012021-06-300001055160us-gaap:MortgageBackedSecuritiesOtherMember2020-01-012020-06-300001055160mfa:MSRRelatedAssetsMember2021-04-012021-06-300001055160mfa:MSRRelatedAssetsMember2020-04-012020-06-300001055160mfa:MSRRelatedAssetsMember2021-01-012021-06-300001055160mfa:MSRRelatedAssetsMember2020-01-012020-06-30mfa:property0001055160mfa:LoanOriginatorsMember2021-06-300001055160mfa:LoanOriginatorsMemberus-gaap:PreferredStockMember2021-06-300001055160mfa:LoanOriginatorsMember2020-04-012020-06-300001055160mfa:LoanOriginatorsMember2020-01-012020-06-300001055160mfa:LoanOriginatorsMember2021-01-012021-06-300001055160mfa:LoanOriginatorsMember2021-04-012021-06-300001055160us-gaap:DesignatedAsHedgingInstrumentMember2020-01-012020-03-310001055160us-gaap:InterestRateSwapMember2021-04-012021-06-300001055160us-gaap:InterestRateSwapMember2020-04-012020-06-300001055160us-gaap:InterestRateSwapMember2021-01-012021-06-300001055160us-gaap:InterestRateSwapMember2020-01-012020-06-300001055160us-gaap:NondesignatedMemberus-gaap:SwapMember2020-01-012020-06-300001055160us-gaap:ShortMembermfa:TBASecurityFNCL20721Member2021-06-300001055160us-gaap:ShortMembermfa:FNCL25721Member2021-06-300001055160us-gaap:ShortMembermfa:TBASecuritiesMember2021-04-012021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuredDebtMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:SecuredDebtMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160mfa:ConvertibleSeniorNotesMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuredDebtMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:SecuredDebtMember2020-12-310001055160mfa:ConvertibleSeniorNotesMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:SeniorNotesMember2020-12-310001055160mfa:NonMarktoMarketFinancingFacilitiesMember2020-06-300001055160mfa:NonMarktoMarketFinancingFacilitiesMember2021-01-012021-06-300001055160mfa:NonMarktoMarketFinancingFacilitiesMember2021-06-300001055160mfa:NonMarktoMarketFinancingFacilitiesonRehabilitationLoansMember2020-06-300001055160mfa:NonMarktoMarketFinancingFacilitiesonRehabilitationLoansMember2021-06-300001055160mfa:NonMarktoMarketFinancingFacilitiesMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160mfa:NonMarktoMarketFinancingFacilitiesMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160mfa:NonMarkToMarketFinancingSecuredByRealEstateOwnedMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160mfa:NonMarkToMarketFinancingSecuredByRealEstateOwnedMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMembersrt:MinimumMember2020-04-012020-06-300001055160srt:MaximumMembermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2020-04-012020-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160mfa:MarkToMarketFinancingAgreementsSecuredBySecuritiesAtFairValueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-06-300001055160mfa:MarkToMarketFinancingAgreementsSecuredBySecuritiesAtFairValueMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:RealEstateOwnedMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:RealEstateOwnedMember2020-12-310001055160mfa:LoanSecuritizationMemberus-gaap:EstimateOfFairValueFairValueDisclosureMember2020-12-310001055160mfa:FinancingAgreementMember2021-06-300001055160mfa:FinancingAgreementMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:InterestRateResetWithin30DaysMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:InterestRateResetWithin30DaysMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2020-12-310001055160mfa:InterestRateResetOver30DaysTo3MonthsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160mfa:InterestRateResetOver30DaysTo3MonthsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMembermfa:InterestRateResetOver3Monthsto12MonthsMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMembermfa:InterestRateResetOver3Monthsto12MonthsMember2020-12-310001055160mfa:InterestRateResetOver12MonthsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160mfa:InterestRateResetOver12MonthsMemberus-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2020-12-310001055160mfa:SeniorSecuredTermLoanFacilityMember2020-06-260001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:LoansReceivableMember2021-06-300001055160mfa:MarkToMarketFinancingAgreementsSecuredBySecuritiesAtFairValueMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:InterestRateResetWithin30DaysMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:InterestRateResetOver30DaysTo3MonthsMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMembermfa:InterestRateResetOver3Monthsto12MonthsMember2021-06-300001055160mfa:InterestRateResetOver12MonthsMemberus-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:SecuritiesSoldUnderAgreementsToRepurchaseMember2021-06-300001055160us-gaap:ConvertibleDebtMember2019-06-032019-06-030001055160mfa:AdditionalConvertibleSeniorNotesMember2019-06-032019-06-030001055160us-gaap:ConvertibleDebtMember2019-06-030001055160us-gaap:SeniorSubordinatedNotesMember2012-04-112012-04-110001055160us-gaap:SeniorSubordinatedNotesMember2012-04-11mfa:counterparty0001055160mfa:BarclaysBankMember2021-06-300001055160mfa:BarclaysBankMember2021-01-012021-06-300001055160mfa:CreditSuisseMember2021-06-300001055160mfa:CreditSuisseMember2021-01-012021-06-300001055160mfa:WellsFargoMember2021-06-300001055160mfa:WellsFargoMember2021-01-012021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:LoansReceivableMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:LoansReceivableMember2021-06-300001055160mfa:SecuritizedTransactionsMemberus-gaap:LoansReceivableMember2021-06-300001055160us-gaap:LoansReceivableMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMembermfa:ResidentialWholeLoansAtFairValueMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMembermfa:ResidentialWholeLoansAtFairValueMember2021-06-300001055160mfa:SecuritizedTransactionsMembermfa:ResidentialWholeLoansAtFairValueMember2021-06-300001055160mfa:ResidentialWholeLoansAtFairValueMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-06-300001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMembermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160mfa:SecuritizedTransactionsMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMembermfa:RealEstateOwnedMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMembermfa:RealEstateOwnedMember2021-06-300001055160mfa:SecuritizedTransactionsMembermfa:RealEstateOwnedMember2021-06-300001055160mfa:RealEstateOwnedMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160mfa:SecuritizedTransactionsMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:LoansReceivableMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:LoansReceivableMember2020-12-310001055160mfa:SecuritizedTransactionsMemberus-gaap:LoansReceivableMember2020-12-310001055160us-gaap:LoansReceivableMember2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMembermfa:ResidentialWholeLoansAtFairValueMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMembermfa:ResidentialWholeLoansAtFairValueMember2020-12-310001055160mfa:SecuritizedTransactionsMembermfa:ResidentialWholeLoansAtFairValueMember2020-12-310001055160mfa:ResidentialWholeLoansAtFairValueMember2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-12-310001055160us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMembermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160mfa:SecuritizedTransactionsMemberus-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMembermfa:RealEstateOwnedMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMembermfa:RealEstateOwnedMember2020-12-310001055160mfa:SecuritizedTransactionsMembermfa:RealEstateOwnedMember2020-12-310001055160mfa:RealEstateOwnedMember2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160mfa:SecuritizedTransactionsMember2020-12-310001055160us-gaap:AssetPledgedAsCollateralMember2021-06-300001055160us-gaap:AssetPledgedAsCollateralMember2020-12-310001055160mfa:CorporateHeadquartersMember2021-04-012021-06-300001055160mfa:CorporateHeadquartersMember2021-01-012021-06-300001055160mfa:NewCorporateHeadquartersLocationMember2021-06-300001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2013-04-152013-04-150001055160us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2013-04-15mfa:quartermfa:director0001055160us-gaap:SeriesBPreferredStockMember2021-05-242021-05-240001055160us-gaap:SeriesBPreferredStockMember2021-02-192021-02-190001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-02-282020-02-280001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-02-280001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-03-022020-03-020001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMemberus-gaap:LondonInterbankOfferedRateLIBORMember2020-02-282020-02-280001055160us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-02-262020-03-310001055160us-gaap:SeriesCPreferredStockMember2021-05-242021-05-240001055160us-gaap:SeriesCPreferredStockMember2021-02-192021-02-190001055160us-gaap:SeriesCPreferredStockMember2021-06-152021-06-150001055160us-gaap:SeriesCPreferredStockMember2021-03-122021-03-120001055160mfa:DiscountWaiverDirectStockPurchaseAndDividendReinvestmentPlanMember2019-10-150001055160mfa:DiscountWaiverDirectStockPurchaseAndDividendReinvestmentPlanMember2021-06-300001055160mfa:DiscountWaiverDirectStockPurchaseAndDividendReinvestmentPlanMember2021-04-012021-06-300001055160mfa:DiscountWaiverDirectStockPurchaseAndDividendReinvestmentPlanMember2021-01-012021-06-300001055160mfa:DiscountWaiverDirectStockPurchaseAndDividendReinvestmentPlanMember2003-09-012021-06-300001055160mfa:AtTheMarketMember2019-08-160001055160mfa:AtTheMarketMember2021-01-012021-06-300001055160mfa:AtTheMarketMember2021-06-3000010551602020-11-0200010551602013-12-310001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-03-310001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2021-03-310001055160mfa:AOCIAccumulatedGainLossFinancingAgreementsMember2021-03-310001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-12-310001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-12-310001055160mfa:AOCIAccumulatedGainLossFinancingAgreementsMember2020-12-310001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-04-012021-06-300001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2021-04-012021-06-300001055160mfa:AOCIAccumulatedGainLossFinancingAgreementsMember2021-04-012021-06-300001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-01-012021-06-300001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2021-01-012021-06-300001055160mfa:AOCIAccumulatedGainLossFinancingAgreementsMember2021-01-012021-06-300001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2021-06-300001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2021-06-300001055160mfa:AOCIAccumulatedGainLossFinancingAgreementsMember2021-06-300001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-03-310001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-03-310001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2019-12-310001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2019-12-310001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-04-012020-06-300001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-04-012020-06-300001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-01-012020-06-300001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-01-012020-06-300001055160us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-06-300001055160us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-06-300001055160us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMemberus-gaap:AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember2021-04-012021-06-300001055160us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMemberus-gaap:AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember2021-01-012021-06-300001055160us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMemberus-gaap:AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember2020-04-012020-06-300001055160us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMemberus-gaap:AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember2020-01-012020-06-300001055160us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMemberus-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2020-04-012020-06-300001055160us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMemberus-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember2020-01-012020-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2021-06-300001055160mfa:EquityCompensationPlan2010Member2021-01-012021-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2021-04-012021-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2020-01-012020-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2021-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2020-12-310001055160us-gaap:RestrictedStockMember2021-01-012021-06-300001055160us-gaap:RestrictedStockMember2020-01-012020-06-300001055160us-gaap:RestrictedStockMember2020-04-012020-06-300001055160us-gaap:RestrictedStockMember2021-06-300001055160mfa:DividendEquivalentRightsMember2021-04-012021-06-300001055160mfa:DividendEquivalentRightsMember2021-01-012021-06-300001055160mfa:DividendEquivalentRightsMember2020-01-012020-06-300001055160mfa:DividendEquivalentRightsMember2020-06-300001055160mfa:DividendEquivalentRightsMember2021-06-300001055160us-gaap:RestrictedStockUnitsRSUMember2020-04-012020-06-300001055160us-gaap:DeferredCompensationShareBasedPaymentsMember2021-01-012021-06-300001055160srt:DirectorMemberus-gaap:DeferredCompensationShareBasedPaymentsMember2021-04-012021-06-300001055160srt:DirectorMemberus-gaap:DeferredCompensationShareBasedPaymentsMember2020-04-012020-06-300001055160srt:DirectorMemberus-gaap:DeferredCompensationShareBasedPaymentsMember2021-01-012021-06-300001055160srt:DirectorMemberus-gaap:DeferredCompensationShareBasedPaymentsMember2020-01-012020-06-300001055160us-gaap:DeferredCompensationShareBasedPaymentsMember2021-04-012021-06-300001055160us-gaap:DeferredCompensationShareBasedPaymentsMember2020-04-012020-06-300001055160us-gaap:DeferredCompensationShareBasedPaymentsMember2020-01-012020-06-300001055160srt:DirectorMemberus-gaap:DeferredCompensationShareBasedPaymentsMember2021-06-300001055160srt:DirectorMemberus-gaap:DeferredCompensationShareBasedPaymentsMember2020-12-310001055160us-gaap:DeferredCompensationShareBasedPaymentsMember2021-06-300001055160us-gaap:DeferredCompensationShareBasedPaymentsMember2020-12-310001055160mfa:SavingsPlanMember2021-01-012021-06-300001055160mfa:SavingsPlanMember2021-04-012021-06-300001055160mfa:SavingsPlanMember2020-04-012020-06-300001055160mfa:SavingsPlanMember2020-01-012020-06-300001055160us-gaap:FairValueInputsLevel1Memberus-gaap:LoansReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel2Member2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Member2021-06-300001055160mfa:SecuritiesFairValueMemberus-gaap:FairValueInputsLevel1Member2021-06-300001055160mfa:SecuritiesFairValueMemberus-gaap:FairValueInputsLevel2Member2021-06-300001055160mfa:SecuritiesFairValueMemberus-gaap:FairValueInputsLevel3Member2021-06-300001055160mfa:SecuritiesFairValueMember2021-06-300001055160us-gaap:FairValueInputsLevel1Member2021-06-300001055160us-gaap:FairValueInputsLevel2Member2021-06-300001055160us-gaap:FairValueInputsLevel3Member2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel1Member2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel2Member2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Member2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2021-06-300001055160us-gaap:FairValueInputsLevel1Membermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel2Member2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Member2021-06-300001055160us-gaap:FairValueInputsLevel1Memberus-gaap:LoansReceivableMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel2Member2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Member2020-12-310001055160mfa:SecuritiesFairValueMemberus-gaap:FairValueInputsLevel1Member2020-12-310001055160mfa:SecuritiesFairValueMemberus-gaap:FairValueInputsLevel2Member2020-12-310001055160mfa:SecuritiesFairValueMemberus-gaap:FairValueInputsLevel3Member2020-12-310001055160mfa:SecuritiesFairValueMember2020-12-310001055160us-gaap:FairValueInputsLevel1Member2020-12-310001055160us-gaap:FairValueInputsLevel2Member2020-12-310001055160us-gaap:FairValueInputsLevel3Member2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel1Member2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel2Member2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Member2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2020-12-310001055160us-gaap:FairValueInputsLevel1Membermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel2Member2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Member2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-03-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-03-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2019-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-04-012021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-04-012020-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-01-012020-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-06-300001055160us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMembermfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2021-03-310001055160us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMembermfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2020-12-310001055160us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMembermfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2021-04-012021-06-300001055160us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMembermfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2021-01-012021-06-300001055160us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMembermfa:AgreementsWithNonMarkToMarketCollateralProvisionsMember2021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-03-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2020-12-310001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-04-012021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-01-012021-06-300001055160mfa:AgreementsWithMarkToMarketCollateralProvisionsMemberus-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsRecurringMember2021-06-300001055160us-gaap:NonperformingFinancingReceivableMemberus-gaap:IncomeApproachValuationTechniqueMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160mfa:LiquidationModelMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:NonperformingFinancingReceivableMember2021-06-300001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Membersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputLossSeverityMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:NonperformingFinancingReceivableMemberus-gaap:IncomeApproachValuationTechniqueMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160srt:MaximumMemberus-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160mfa:LiquidationModelMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160srt:MaximumMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:NonperformingFinancingReceivableMember2020-12-310001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-12-310001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-12-310001055160srt:MaximumMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-12-310001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Membersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-12-310001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputLossSeverityMembersrt:WeightedAverageMemberus-gaap:NonperformingFinancingReceivableMember2020-01-012020-12-310001055160us-gaap:PerformingFinancingReceivableMemberus-gaap:IncomeApproachValuationTechniqueMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMembersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMembersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMemberus-gaap:FairValueInputsLevel3Memberus-gaap:IncomeApproachValuationTechniqueMemberus-gaap:MeasurementInputLossSeverityMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160mfa:LiquidationModelMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMembersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:MeasurementInputDiscountRateMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputDiscountRateMemberus-gaap:PerformingFinancingReceivableMember2021-06-300001055160us-gaap:MeasurementInputPrepaymentRateMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160srt:MaximumMemberus-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:MeasurementInputDefaultRateMemberus-gaap:FairValueInputsLevel3Membersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:LoansReceivableMembermfa:LiquidationModelMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MeasurementInputLossSeverityMembersrt:WeightedAverageMemberus-gaap:PerformingFinancingReceivableMember2021-01-012021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMemberus-gaap:LoansReceivableMember2020-12-310001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2021-06-300001055160mfa:AgreementsWithNonMarkToMarketCollateralProvisionsMemberus-gaap:CarryingReportedAmountFairValueDisclosureMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:AgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:FinancingAgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:FinancingAgreementsWithMarkToMarketCollateralProvisionsMember2021-06-300001055160us-gaap:CarryingReportedAmountFairValueDisclosureMembermfa:FinancingAgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160us-gaap:EstimateOfFairValueFairValueDisclosureMembermfa:FinancingAgreementsWithMarkToMarketCollateralProvisionsMember2020-12-310001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2020-12-310001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMemberus-gaap:SeniorNotesMember2021-06-300001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMemberus-gaap:SeniorNotesMember2020-12-310001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2021-01-012021-06-300001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2021-01-012021-03-310001055160mfa:RatedandNonRatedCertificatesMemberus-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2021-06-300001055160mfa:RatedandNonRatedCertificatesMemberus-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2020-12-310001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMemberus-gaap:SeniorNotesMember2021-01-012021-06-300001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMemberus-gaap:SeniorNotesMember2020-01-012020-12-310001055160us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMembersrt:MinimumMemberus-gaap:SeniorNotesMember2021-01-012021-06-300001055160srt:MaximumMemberus-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMemberus-gaap:SeniorNotesMember2021-01-012021-06-300001055160us-gaap:SeniorNotesMember2021-04-012021-06-300001055160us-gaap:OtherAssetsMemberus-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2021-06-300001055160us-gaap:OtherAssetsMemberus-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember2020-12-31
Table of Contents
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 
___________________________________________________________________________ 
FORM 10-Q
(Mark One) 
    QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 For the quarterly period ended June 30, 2021
 
or 
    TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 
For the transition period from                              to                             
 
Commission File Number: 1-13991
MFA FINANCIAL, INC.
(Exact name of registrant as specified in its charter)
__________________________________________________________________ 
Maryland 13-3974868
(State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.)
One Vanderbilt Ave., 48th Floor
New York New York 10017
(Address of principal executive offices) (Zip Code)
 (212) 207-6400
(Registrant’s telephone number, including area code)
_____________________________________________

Not Applicable 
(Former name, former address and former fiscal year, if changed since last period)
____________________________________________________________________ 

Securities registered pursuant to Section 12(b) of the Act:
Title of Each Class Trading Symbol(s) Name of Each Exchange on Which Registered
Common Stock, par value $0.01 per share MFA New York Stock Exchange
7.50% Series B Cumulative Redeemable
Preferred Stock, par value $0.01 per share
MFA/PB New York Stock Exchange
6.50% Series C Cumulative Redeemable
Preferred Stock, par value $0.01 per share
MFA/PC New York Stock Exchange

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.  Yes x  No o

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).  Yes x No o
 
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company.  See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.
Large accelerated filer x   Accelerated filer
Non-accelerated filer   Smaller reporting company
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).  Yes No x

440,812,067 shares of the registrant’s common stock, $0.01 par value, were outstanding as of July 29, 2021.



Table of Contents
MFA FINANCIAL, INC.

TABLE OF CONTENTS
  Page
 
 
 
 
 
 
 
 


Table of Contents



MFA FINANCIAL, INC.
CONSOLIDATED BALANCE SHEETS
 (In Thousands Except Per Share Amounts) June 30,
2021
December 31,
2020
  (Unaudited)  
Assets:  
Residential whole loans, net ($2,134,855 and $1,216,902 held at fair value, respectively) (1)(2)
$ 5,550,979  $ 5,325,401 
Securities, at fair value (2)
302,835  399,999 
Cash and cash equivalents 906,409  814,354 
Restricted cash 8,839  7,165 
Other assets (2)
439,347  385,381 
Total Assets $ 7,208,409  $ 6,932,300 
Liabilities:    
Financing agreements ($2,294,103 and $3,366,772 held at fair value, respectively)
$ 4,428,791  $ 4,336,976 
Other liabilities 253,081  70,522 
Total Liabilities $ 4,681,872  $ 4,407,498 
Commitments and contingencies (See Note 10)
Stockholders’ Equity:    
Preferred stock, $0.01 par value; 7.5% Series B cumulative redeemable; 8,050 shares authorized; 8,000 shares issued and outstanding ($200,000 aggregate liquidation preference)
$ 80  $ 80 
Preferred stock, $0.01 par value; 6.5% Series C fixed-to-floating rate cumulative redeemable; 12,650 shares authorized; 11,000 shares issued and outstanding ($275,000 aggregate liquidation preference)
110  110 
Common stock, $0.01 par value; 874,300 and 874,300 shares authorized; 440,812 and 451,714 shares issued
  and outstanding, respectively
4,408  4,517 
Additional paid-in capital, in excess of par 3,804,830  3,848,129 
Accumulated deficit (1,347,466) (1,405,327)
Accumulated other comprehensive income 64,575  77,293 
Total Stockholders’ Equity $ 2,526,537  $ 2,524,802 
Total Liabilities and Stockholders’ Equity $ 7,208,409  $ 6,932,300 

(1)Includes approximately $2.3 billion and $1.8 billion of Residential whole loans transferred to consolidated variable interest entities (“VIEs”) at June 30, 2021 and December 31, 2020, respectively. Such assets can be used only to settle the obligations of each respective VIE.
(2)See Note 6 for information regarding the Company’s pledged assets.




The accompanying notes are an integral part of the consolidated financial statements.
1

Table of Contents

MFA FINANCIAL, INC.
CONSOLIDATED STATEMENTS OF OPERATIONS
(UNAUDITED)
Three Months Ended
June 30,
Six Months Ended
June 30,
(In Thousands, Except Per Share Amounts) 2021   2020 2021   2020
Interest Income:  
Residential whole loans $ 69,016  $ 84,837  $ 133,554  $ 190,872 
Securities, at fair value 15,345  14,716  31,804  73,297 
Other interest-earning assets 108  3,165  108  6,072 
Cash and cash equivalent investments 59  60  113  546 
Interest Income $ 84,528  $ 102,778  $ 165,579  $ 270,787 
Interest Expense:    
Asset-backed and other collateralized financing arrangements $ 21,640  $ 82,085  $ 47,691  $ 159,945 
Other interest expense 3,915  5,906  7,934  11,805 
Interest Expense $ 25,555  $ 87,991  $ 55,625  $ 171,750 
Net Interest Income $ 58,973  $ 14,787  $ 109,954  $ 99,037 
Reversal/(Provision) for credit and valuation losses on residential whole loans $ 8,867  $ 85,377  $ 31,617  $ (65,334)
Net Interest Income after Provision for Credit and Valuation Losses $ 67,840  $ 100,164  $ 141,571  $ 33,703 
Other Income, net:
Impairment and other losses on securities available-for-sale and other assets $   $ (5,094) $   $ (424,745)
Net realized gain/(loss) on sales of securities and residential whole loans   49,485    (188,895)
Net unrealized gain/(loss) on securities measured at fair value through earnings 1,374  64,438  1,475  (13,523)
Net gain/(loss) on residential whole loans measured at fair value through earnings 6,021  4,910  37,510  (70,399)
Loss on terminated swaps previously designated as hedges for accounting purposes   (49,857)   (49,857)
Net gain/(loss) on real estate owned 5,125  (4,199) 7,885  (5,684)
Other, net 9,127  1,264  9,096  738 
Other Income/(Loss), net $ 21,647  $ 60,947  $ 55,966  $ (752,365)
Operating and Other Expense:
Compensation and benefits $ 8,886  $ 8,578  $ 17,323  $ 17,477 
Other general and administrative expense 7,887  7,652  14,679  12,227 
Loan servicing, financing and other related costs 6,000  8,337  13,299  19,617 
Costs associated with restructuring/forbearance agreement   39,966    $ 44,434 
Operating and Other Expense $ 22,773  $ 64,533  $ 45,301  $ 93,755 
Net Income/(Loss) $ 66,714  $ 96,578  $ 152,236  $ (812,417)
Less Preferred Stock Dividend Requirement $ 8,219  $ 8,144  $ 16,438  13,359 
Net Income/(Loss) Available to Common Stock and Participating Securities $ 58,495  $ 88,434  $ 135,798  $ (825,776)
Basic Earnings/(Loss) per Common Share $ 0.13  $ 0.19  $ 0.30  $ (1.82)
Diluted Earnings/(Loss) per Common Share $ 0.13  $ 0.19  $ 0.30  $ (1.82)

The accompanying notes are an integral part of the consolidated financial statements.
2

Table of Contents

MFA FINANCIAL, INC.
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME/(LOSS)
(UNAUDITED)
Three Months Ended
June 30,
Six Months Ended
June 30,
(In Thousands) 2021 2020 2021 2020
Net income/(loss) $ 66,714  $ 96,578  $ 152,236  $ (812,417)
Other Comprehensive (Loss):    
Unrealized (losses)/gains on securities available-for-sale (9,589) 48,715  (13,444) 393,503 
Reclassification adjustment for securities sales included in net income   (144,736)   (389,067)
Reclassification adjustment for impairments included in net income       (344,269)
Derivative hedging instrument fair value changes, net       (50,126)
Changes in fair value of financing agreements at fair value due to changes in instrument-specific credit risk 491    726   
Reclassification adjustment for losses related to hedging instruments included in net income   64,032    65,625 
Other Comprehensive (Loss) (9,098) (31,989) (12,718) (324,334)
Comprehensive income/(loss) before preferred stock dividends $ 57,616  $ 64,589  $ 139,518  $ (1,136,751)
Dividends required on preferred stock (8,219) (8,144) (16,438) (13,359)
Comprehensive Income/(Loss) Available to Common Stock and Participating Securities $ 49,397  $ 56,445  $ 123,080  $ (1,150,110)
 
The accompanying notes are an integral part of the consolidated financial statements.
3

Table of Contents

MFA FINANCIAL, INC.
CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS’ EQUITY
(UNAUDITED)
Six Months Ended June 30, 2021
(In Thousands, Except Per Share Amounts)
Preferred Stock
6.50% Series C Fixed-to-Floating Rate Cumulative Redeemable - Liquidation Preference $25.00 per Share
Preferred Stock
7.50% Series B Cumulative Redeemable - Liquidation Preference $25.00 per Share
Common Stock Additional Paid-in Capital Accumulated
 Deficit
Accumulated Other Comprehensive Income Total
Shares Amount Shares Amount Shares Amount
Balance at December 31, 2020 11,000  $ 110  8,000  $ 80  451,714  $ 4,517  $ 3,848,129  $ (1,405,327) $ 77,293  $ 2,524,802 
Net Income —  —  —  —  —  —  —  85,522  —  85,522 
Issuance of common stock, net of expenses
—  —  —  —  559  6  376  —  —  382 
Repurchase of shares of common stock (1)
—  —  —  —  (6,159) (62) (25,074) —  —  (25,136)
Equity based compensation expense —  —  —  —  —  —  1,686  —  —  1,686 
Change in accrued dividends attributable to stock-based awards —  —  —  —  —  —  489  —  —  489 
Dividends declared on common stock ($0.075 per share)
—  —  —  —  —  —  —  (33,521) —  (33,521)
Dividends declared on Series B Preferred Stock ($0.46875 per share)
—  —  —  —  —  —  —  (3,750) —  (3,750)
Dividends declared on Series C Preferred Stock ($0.40625 per share)
—  —  —  —  —  —  (4,468) —  (4,468)
Dividends attributable to dividend equivalents —  —  —  —  —  —  —  (120) —  (120)
Change in unrealized gains on MBS, net —  —  —  —  —  —  —  —  (3,855) (3,855)
Changes in fair value of financing agreements at fair value due to changes in instrument-specific credit risk —  —  —  —  —  —  —  —  235  235 
Balance at March 31, 2021 11,000  $ 110  8,000  $ 80  446,114  $ 4,461  $ 3,825,606  $ (1,361,664) $ 73,673  $ 2,542,266 
Net income         —  —  —  66,714  —  66,714 
Issuance of common stock, net of expenses
        358  4  394  —  —  398 
Repurchase of shares of common stock (1)
        (5,660) (57) (23,684) —  —  (23,741)
Equity based compensation expense         —  —  2,741  —  —  2,741 
Change in accrued dividends attributable to stock-based awards         —  —  (227) (61) —  (288)
Dividends declared on common stock ($0.10 per share)
        —  —  —  (44,081) —  (44,081)
Dividends declared on Series B Preferred Stock ($0.46875 per share)
        —  —  —  (3,750) —  (3,750)
Dividends declared on Series C Preferred Stock ($0.40625 per share)
        —  —  —  (4,469) —  (4,469)
Dividends attributable to dividend equivalents         —  —  —  (155) —  (155)
Change in unrealized gains on MBS, net