$MFA
MFA FINANCIAL, INC. Stock $mfa

$mfa Overview Financials Valuation SEC Filings Company Website

2024 Q4 Form 10-Q Financial Statement

#000105516024000023 Filed on November 06, 2024

Income Statement

Concept	2024 Q4	2024 Q3
Revenue		$182.0M
YoY Change		14.33%
Cost Of Revenue		$131.3M
YoY Change		16.24%
Gross Profit		$90.67M
YoY Change		-766.68%
Gross Profit Margin		49.82%
Selling, General & Admin		$33.85M
YoY Change		-2.46%
% of Gross Profit		37.33%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization		$800.0K
YoY Change		0.0%
% of Gross Profit		0.88%
Operating Expenses		$41.21M
YoY Change		-4.83%
Operating Profit		$49.46M
YoY Change		-186.92%
Interest Expense
YoY Change
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income		$49.70M
YoY Change		-188.12%
Income Tax		$1.518M
% Of Pretax Income		3.05%
Net Earnings		$48.18M
YoY Change		-185.37%
Net Earnings / Revenue		26.48%
Basic Earnings Per Share		$0.38
Diluted Earnings Per Share		$0.37
COMMON SHARES
Basic Shares Outstanding	102.1M shares	102.1M shares
Diluted Shares Outstanding		106.4M shares

Balance Sheet

Concept	2024 Q4	2024 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments		$305.6M
YoY Change		1.85%
Cash & Equivalents		$305.6M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets		$409.3M
YoY Change		4.96%
LONG-TERM ASSETS
Property, Plant & Equipment		$35.79M
YoY Change		-5.81%
Goodwill		$61.08M
YoY Change		0.0%
Intangibles		$5.600M
YoY Change		-36.36%
Long-Term Investments		$16.80M
YoY Change		-16.0%
Other Assets		$197.3M
YoY Change		28.99%
Total Long-Term Assets		$10.75B
YoY Change		10.66%
TOTAL ASSETS
Total Short-Term Assets		$409.3M
Total Long-Term Assets		$10.75B
Total Assets		$11.16B
YoY Change		10.44%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses		$255.5M
YoY Change		39.63%
Deferred Revenue
YoY Change
Short-Term Debt		$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities		$356.9M
YoY Change		62.96%
LONG-TERM LIABILITIES
Long-Term Debt		$8.923B
YoY Change		11.0%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities		$8.923B
YoY Change		11.0%
TOTAL LIABILITIES
Total Short-Term Liabilities		$356.9M
Total Long-Term Liabilities		$8.923B
Total Liabilities		$9.279B
YoY Change		12.39%
SHAREHOLDERS EQUITY
Retained Earnings		-$1.840B
YoY Change		-1.18%
Common Stock		$1.021M
YoY Change		0.2%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity		$1.880B
YoY Change
Total Liabilities & Shareholders Equity		$11.16B
YoY Change		10.44%

Cashflow Statement

Concept	2024 Q4	2024 Q3
OPERATING ACTIVITIES
Net Income		$48.18M
YoY Change		-185.37%
Depreciation, Depletion And Amortization		$800.0K
YoY Change		0.0%
Cash From Operating Activities		-$11.27M
YoY Change		-128.33%
INVESTING ACTIVITIES
Capital Expenditures
YoY Change
Acquisitions
YoY Change
Other Investing Activities		$89.88M
YoY Change		-116.39%
Cash From Investing Activities		$89.88M
YoY Change		-116.39%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities		-117.1M
YoY Change		-125.54%
NET CHANGE
Cash From Operating Activities		-11.27M
Cash From Investing Activities		89.88M
Cash From Financing Activities		-117.1M
Net Change In Cash		-38.52M
YoY Change		-22.81%
FREE CASH FLOW
Cash From Operating Activities		-$11.27M
Capital Expenditures
Free Cash Flow
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Entity File Number EntityFileNumber	1-13991
	dei	Entity Registrant Name EntityRegistrantName	MFA FINANCIAL, INC.
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3974868
	dei	Entity Address City Or Town EntityAddressCityOrTown	New York
	us-gaap	Net Income Loss NetIncomeLoss	113342000	usd
	us-gaap	Other Operating Income OtherOperatingIncome	6341000	usd
	us-gaap	Other Operating Income OtherOperatingIncome	7560000	usd
CY2023Q3	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	4095000	usd
	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	17144000	usd
	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	10863000	usd
CY2024Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	181974000	usd
CY2023Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8219000	usd
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2024
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Document Type DocumentType	10-Q
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10017
	dei	Entity Small Business EntitySmallBusiness	false
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2024Q3	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	9027371000	usd
CY2023Q4	mfa	Financing Agreements Fair Value And Carrying Value FinancingAgreementsFairValueAndCarryingValue	8536745000	usd
CY2024Q3	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2023Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2024Q3	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2024Q3	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	356876000	usd
CY2023Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	336030000	usd
CY2024Q3	us-gaap	Liabilities Liabilities	9279378000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	8872775000	usd
CY2024Q3	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	102083000	shares
CY2024Q3	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	102083000	shares
CY2023Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	159165000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	545636000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	435720000	usd
CY2024Q3	mfa	Interest Expense Asset Backed And Collateralized Financing Agreements InterestExpenseAssetBackedAndCollateralizedFinancingAgreements	126833000	usd
	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	34260000	usd
	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	31272000	usd
CY2024Q3	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	8503000	usd
CY2023Q3	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	8989000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	24262000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	26126000	usd
CY2024Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	800000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2400000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3400000	usd
CY2024Q3	us-gaap	Costs And Expenses CostsAndExpenses	43150000	usd
CY2023Q3	us-gaap	Costs And Expenses CostsAndExpenses	43915000	usd
	us-gaap	Costs And Expenses CostsAndExpenses	130554000	usd
	us-gaap	Costs And Expenses CostsAndExpenses	127250000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	49701000	usd
CY2023Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-56344000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	116255000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-9287000	usd
CY2024Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1518000	usd
CY2023Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	94000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2913000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	295000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	48183000	usd
CY2024Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8219000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	24656000	usd
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.83
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.34
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	48183000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	-56438000	usd
	us-gaap	Net Income Loss NetIncomeLoss	113342000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9582000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-202000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	933000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	2410000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-6988000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	7328000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	9986000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7530000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	933000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7576000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-6988000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	105766000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-16570000	usd
CY2024Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8219000	usd
CY2023Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8219000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	24656000	usd
CY2023Q3	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	-63724000	usd
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
	dei	Entity Central Index Key EntityCentralIndexKey	0001055160
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherAssets
CY2024Q3	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherAssets
CY2023Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherLiabilities
CY2024Q3	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2024#OtherLiabilities
	dei	Document Period End Date DocumentPeriodEndDate	2024-09-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity Address Address Line1 EntityAddressAddressLine1	One Vanderbilt Ave., 48th Floor
	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
	dei	City Area Code CityAreaCode	212
	dei	Local Phone Number LocalPhoneNumber	207-6400
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Shell Company EntityShellCompany	false
CY2024Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	102082561	shares
CY2023Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	9041292000	usd
CY2024Q3	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1140036000	usd
CY2023Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	746090000	usd
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	305560000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	318000000	usd
CY2024Q3	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	197348000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	170211000	usd
CY2024Q3	us-gaap	Other Assets OtherAssets	489531000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	497097000	usd
CY2024Q3	us-gaap	Assets Assets	11159846000	usd
CY2023Q4	us-gaap	Assets Assets	10772690000	usd
CY2024Q3	mfa	Financing Agreements Fair Value And Carrying Value FinancingAgreementsFairValueAndCarryingValue	8922502000	usd
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2024Q3	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	874300000	shares
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	874300000	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	101916000	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	101916000	shares
CY2024Q3	us-gaap	Common Stock Value CommonStockValue	1021000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	1019000	usd
CY2024Q3	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	3709534000	usd
CY2023Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	3698767000	usd
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CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	-1817759000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	10122000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	17698000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	1880468000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1899915000	usd
CY2024Q3	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	11159846000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	10772690000	usd
CY2024Q3	us-gaap	Interest And Fee Income Loans Commercial And Residential Real Estate InterestAndFeeIncomeLoansCommercialAndResidentialRealEstate	157406000	usd
CY2023Q3	us-gaap	Interest And Fee Income Loans Commercial And Residential Real Estate InterestAndFeeIncomeLoansCommercialAndResidentialRealEstate	140538000	usd
	us-gaap	Interest And Fee Income Loans Commercial And Residential Real Estate InterestAndFeeIncomeLoansCommercialAndResidentialRealEstate	480788000	usd
	us-gaap	Interest And Fee Income Loans Commercial And Residential Real Estate InterestAndFeeIncomeLoansCommercialAndResidentialRealEstate	388096000	usd
CY2024Q3	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	14742000	usd
CY2023Q3	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	11945000	usd
	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	41363000	usd
	us-gaap	Interest Income Securities Mortgage Backed InterestIncomeSecuritiesMortgageBacked	29201000	usd
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CY2023Q3	us-gaap	Other Operating Income OtherOperatingIncome	2587000	usd
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	mfa	Interest Expense Asset Backed And Collateralized Financing Agreements InterestExpenseAssetBackedAndCollateralizedFinancingAgreements	377030000	usd
	mfa	Interest Expense Asset Backed And Collateralized Financing Agreements InterestExpenseAssetBackedAndCollateralizedFinancingAgreements	293852000	usd
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	us-gaap	Interest Expense Other InterestExpenseOther	16678000	usd
	us-gaap	Interest Expense Other InterestExpenseOther	11853000	usd
CY2024Q3	us-gaap	Interest Expense Operating InterestExpenseOperating	131349000	usd
CY2023Q3	us-gaap	Interest Expense Operating InterestExpenseOperating	113024000	usd
	us-gaap	Interest Expense Operating InterestExpenseOperating	393708000	usd
	us-gaap	Interest Expense Operating InterestExpenseOperating	305705000	usd
CY2024Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	50625000	usd
CY2023Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	46141000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	151928000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	130015000	usd
CY2024Q3	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-1942000	usd
CY2023Q3	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-1258000	usd
	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-3481000	usd
	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-977000	usd
CY2024Q3	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	0	usd
CY2023Q3	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	0	usd
	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	1135000	usd
	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	0	usd
CY2024Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	52567000	usd
CY2023Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	47399000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	154274000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	130992000	usd
CY2024Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	143416000	usd
CY2023Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	-132894000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	148333000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	-134423000	usd
CY2024Q3	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	-22928000	usd
CY2023Q3	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	14161000	usd
	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	-15310000	usd
	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	15799000	usd
CY2024Q3	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	241000	usd
CY2023Q3	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	2409000	usd
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	3112000	usd
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	8504000	usd
CY2024Q3	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	-56818000	usd
CY2023Q3	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	34860000	usd
	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	9210000	usd
	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	74103000	usd
CY2024Q3	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	-75273000	usd
CY2023Q3	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	36431000	usd
	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	-108377000	usd
	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	12100000	usd
CY2024Q3	mfa	Mortgage Banking Income MortgageBankingIncome	8921000	usd
CY2023Q3	mfa	Mortgage Banking Income MortgageBankingIncome	12109000	usd
	mfa	Mortgage Banking Income MortgageBankingIncome	24468000	usd
	mfa	Mortgage Banking Income MortgageBankingIncome	32562000	usd
CY2024Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	0	usd
CY2023Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	0	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	418000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	0	usd
CY2024Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-3131000	usd
CY2023Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1418000	usd
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	61000	usd
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	9924000	usd
CY2024Q3	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	40284000	usd
CY2023Q3	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	-59828000	usd
	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	92535000	usd
	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	-13029000	usd
CY2024Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	22417000	usd
CY2023Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	24051000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	69632000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	66452000	usd
CY2024Q3	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	11430000	usd
CY2023Q3	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	10075000	usd
CY2023Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	800000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	-56438000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9582000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	24656000	usd
CY2024Q3	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	39964000	usd
CY2023Q3	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-64657000	usd
	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	88686000	usd
	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-34238000	usd
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.38
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.64
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.85
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.34
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.37
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.64
CY2024Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	40653000	usd
CY2023Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-55505000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	24656000	usd
CY2024Q3	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	32434000	usd
	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	81110000	usd
	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	-41226000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	1899915000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	23213000	usd
CY2024Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-17000	usd
CY2024Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	1492000	usd
CY2024Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	5986000	usd
CY2024Q1	mfa	Adjustments To Additional Paid In Capital Change In Accrued Dividends Attributable To Stock Based Awards AdjustmentsToAdditionalPaidInCapitalChangeInAccruedDividendsAttributableToStockBasedAwards	-1011000	usd
CY2024Q1	us-gaap	Dividends Common Stock DividendsCommonStock	35729000	usd
CY2024Q1	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	287000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	1828000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	1884187000	usd
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	41946000	usd
CY2024Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-18000	usd
CY2024Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4662000	usd
CY2024Q2	mfa	Adjustments To Additional Paid In Capital Change In Accrued Dividends Attributable To Stock Based Awards AdjustmentsToAdditionalPaidInCapitalChangeInAccruedDividendsAttributableToStockBasedAwards	-1395000	usd
CY2024Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2024Q2	us-gaap	Dividends Common Stock DividendsCommonStock	35729000	usd
CY2024Q2	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	318000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-1874000	usd
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	1883242000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	48183000	usd
CY2024Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-20000	usd
CY2024Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	1668000	usd
CY2024Q3	mfa	Adjustments To Additional Paid In Capital Change In Accrued Dividends Attributable To Stock Based Awards AdjustmentsToAdditionalPaidInCapitalChangeInAccruedDividendsAttributableToStockBasedAwards	-836000	usd
CY2024Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2024Q3	us-gaap	Dividends Common Stock DividendsCommonStock	35729000	usd
CY2024Q3	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	291000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-7530000	usd
CY2024Q3	us-gaap	Stockholders Equity StockholdersEquity	1880468000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	1500000	usd
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	129949	shares
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	1988849000	usd
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	72784000	usd
CY2023Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	18000	usd
CY2023Q1	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	599000	usd
CY2023Q1	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3019000	usd
CY2023Q1	mfa	Adjustments To Additional Paid In Capital Change In Accrued Dividends Attributable To Stock Based Awards AdjustmentsToAdditionalPaidInCapitalChangeInAccruedDividendsAttributableToStockBasedAwards	-375000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q1	us-gaap	Dividends Common Stock DividendsCommonStock	35669000	usd
CY2023Q1	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	86000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-1116000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	2018606000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	-25928000	usd
CY2023Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	16000	usd
CY2023Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	3932000	usd
CY2023Q2	mfa	Adjustments To Additional Paid In Capital Change In Accrued Dividends Attributable To Stock Based Awards AdjustmentsToAdditionalPaidInCapitalChangeInAccruedDividendsAttributableToStockBasedAwards	-1044000	usd
CY2023Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q2	us-gaap	Dividends Common Stock DividendsCommonStock	35671000	usd
CY2023Q2	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	118000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-6805000	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	1944769000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	-56438000	usd
CY2023Q3	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	-20000	usd
CY2023Q3	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	4193000	usd
CY2023Q3	mfa	Adjustments To Additional Paid In Capital Change In Accrued Dividends Attributable To Stock Based Awards AdjustmentsToAdditionalPaidInCapitalChangeInAccruedDividendsAttributableToStockBasedAwards	-912000	usd
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q3	us-gaap	Dividends Common Stock DividendsCommonStock	35671000	usd
CY2023Q3	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	119000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	933000	usd
CY2023Q3	us-gaap	Stockholders Equity StockholdersEquity	1848516000	usd
	us-gaap	Adjustments Related To Tax Withholding For Share Based Compensation AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation	600000	usd
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	58505	shares
	us-gaap	Net Income Loss NetIncomeLoss	113342000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9582000	usd
	mfa	Residential Whole Loans Gain Loss ResidentialWholeLoansGainLoss	152682000	usd
	mfa	Residential Whole Loans Gain Loss ResidentialWholeLoansGainLoss	-134423000	usd
	mfa	Impairment And Other Gains Losses On Debt Securities Available For Sale And Other Portfolio Investments Net ImpairmentAndOtherGainsLossesOnDebtSecuritiesAvailableForSaleAndOtherPortfolioInvestmentsNet	-16597000	usd
	mfa	Impairment And Other Gains Losses On Debt Securities Available For Sale And Other Portfolio Investments Net ImpairmentAndOtherGainsLossesOnDebtSecuritiesAvailableForSaleAndOtherPortfolioInvestmentsNet	15142000	usd
	mfa	Net Gain Loss On Real Estate Owned NetGainLossOnRealEstateOwned	2715000	usd
	mfa	Net Gain Loss On Real Estate Owned NetGainLossOnRealEstateOwned	8380000	usd
	mfa	Accretion And Amortization Of Purchase Discounts AccretionAndAmortizationOfPurchaseDiscounts	6265000	usd
	mfa	Accretion And Amortization Of Purchase Discounts AccretionAndAmortizationOfPurchaseDiscounts	14650000	usd
	mfa	Provision For Credit And Valuation Losses On Residential Whole Loans And Other Financial Instruments At Carrying Value ProvisionForCreditAndValuationLossesOnResidentialWholeLoansAndOtherFinancialInstrumentsAtCarryingValue	-2346000	usd
	mfa	Provision For Credit And Valuation Losses On Residential Whole Loans And Other Financial Instruments At Carrying Value ProvisionForCreditAndValuationLossesOnResidentialWholeLoansAndOtherFinancialInstrumentsAtCarryingValue	1363000	usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-44155000	usd
	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	3571000	usd
	mfa	Unrealized Gain Loss On Securitized Debt At Fair Value UnrealizedGainLossOnSecuritizedDebtAtFairValue	-99241000	usd
	mfa	Unrealized Gain Loss On Securitized Debt At Fair Value UnrealizedGainLossOnSecuritizedDebtAtFairValue	22291000	usd
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	31221000	usd
	us-gaap	Derivative Gain Loss On Derivative Net DerivativeGainLossOnDerivativeNet	-68337000	usd
	mfa	Other Non Cash Losses Included In Net Income OtherNonCashLossesIncludedInNetIncome	60099000	usd
	mfa	Other Non Cash Losses Included In Net Income OtherNonCashLossesIncludedInNetIncome	21093000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	14228000	usd
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	88645000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-2110000	usd
	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	11683000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	88673000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	104922000	usd
	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	2020095000	usd
	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	2151734000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	407702000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	264935000	usd
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	1610746000	usd
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	1070744000	usd
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	404016000	usd
	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	535658000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	45619000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	5067000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	44584000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	26739000	usd
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	68156000	usd
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	92410000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	-64509000	usd
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	12883000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-182795000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1240380000	usd
	mfa	Principal Payments On Securities Sold Under Agreements To Repurchase And Other Advances PrincipalPaymentsOnSecuritiesSoldUnderAgreementsToRepurchaseAndOtherAdvances	1526702000	usd
	mfa	Principal Payments On Securities Sold Under Agreements To Repurchase And Other Advances PrincipalPaymentsOnSecuritiesSoldUnderAgreementsToRepurchaseAndOtherAdvances	1988935000	usd
	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithMarkToMarketCollateralProvisions	1938406000	usd
	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithMarkToMarketCollateralProvisions	2128152000	usd
	mfa	Principal Payments On Financing Agreements With Non Mark To Market Collateral Provisions PrincipalPaymentsOnFinancingAgreementsWithNonMarkToMarketCollateralProvisions	2036761000	usd
	mfa	Principal Payments On Financing Agreements With Non Mark To Market Collateral Provisions PrincipalPaymentsOnFinancingAgreementsWithNonMarkToMarketCollateralProvisions	1412363000	usd
	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Non Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithNonMarkToMarketCollateralProvisions	1927401000	usd
	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Non Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithNonMarkToMarketCollateralProvisions	2520218000	usd
	mfa	Payments Made For Securitization Related Cost PaymentsMadeForSecuritizationRelatedCost	5054000	usd
	mfa	Payments Made For Securitization Related Cost PaymentsMadeForSecuritizationRelatedCost	9891000	usd
	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	209558000	usd
	us-gaap	Repayments Of Senior Debt RepaymentsOfSeniorDebt	10309000	usd
	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	182676000	usd
	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	0	usd
	us-gaap	Payments For Hedge Financing Activities PaymentsForHedgeFinancingActivities	27530000	usd
	us-gaap	Payments For Hedge Financing Activities PaymentsForHedgeFinancingActivities	0	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	-61000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	13000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	1491000	usd
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	usd
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	24656000	usd
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	24656000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	107851000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	107314000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	108819000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1094915000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	14697000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-40543000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	488211000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	494081000	usd
CY2024Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	502908000	usd
CY2023Q3	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	453538000	usd
	us-gaap	Interest Paid Net InterestPaidNet	389456000	usd
	us-gaap	Interest Paid Net InterestPaidNet	293887000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	82083000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	66171000	usd
	mfa	Transfer From Commercial Loans To Real Estate Owned TransferFromCommercialLoansToRealEstateOwned	15217000	usd
	mfa	Transfer From Commercial Loans To Real Estate Owned TransferFromCommercialLoansToRealEstateOwned	0	usd
CY2024Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	36020000	usd
CY2023Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	35789000	usd
	mfa	Noncash Payable For Purchases Of Unsettled Mortgage Backed Securities NoncashPayableForPurchasesOfUnsettledMortgageBackedSecurities	65338000	usd
	mfa	Noncash Payable For Purchases Of Unsettled Mortgage Backed Securities NoncashPayableForPurchasesOfUnsettledMortgageBackedSecurities	0	usd
	us-gaap	Nature Of Operations NatureOfOperations	Organization <div><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </span></div><div style="text-align:justify;text-indent:22.5pt"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">MFA Financial, Inc. (the “Company”) was incorporated in Maryland on July 24, 1997 and began operations on April 10, 1998. The Company has elected to be treated as a real estate investment trust (“REIT”) for U.S. federal income tax purposes. In order to maintain its qualification as a REIT, the Company must comply with a number of requirements under federal tax law, including that it must distribute at least 90% of its annual REIT taxable income to its stockholders. The Company has elected to treat certain of its subsidiaries as taxable REIT subsidiaries (“TRS”). In general, a TRS may hold assets and engage in activities that the Company cannot hold or engage in directly and generally may engage in any real estate or non-real estate related business (see Note 8).</span></div>
	mfa	Financing Receivable Weighted Average Loan To Value Ratio FinancingReceivableWeightedAverageLoanToValueRatio	0.80
CY2024Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	305600000	usd
CY2023Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	318000000.0	usd
CY2024Q3	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	198600000	usd
CY2023Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	151300000	usd
CY2024Q3	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	197300000	usd
CY2023Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	170200000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	61100000	usd
CY2024Q3	us-gaap	Goodwill Goodwill	61100000	usd
CY2024Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	5600000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	8000000.0	usd
	mfa	Commitment Period CommitmentPeriod	P10Y
CY2024Q3	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	9000000000.0	usd
CY2023Q4	us-gaap	Mortgage Loans On Real Estate Commercial And Consumer Net MortgageLoansOnRealEstateCommercialAndConsumerNet	9000000000.0	usd
CY2024Q3	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	2900000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	9200000	usd
CY2024Q3	us-gaap	Financing Receivable Modified Weighted Average Term Increase From Modification FinancingReceivableModifiedWeightedAverageTermIncreaseFromModification	P51M
CY2024Q3	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	100000	usd
CY2024Q3	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	-22928000	usd
CY2023Q3	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	14161000	usd
	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	-15310000	usd
	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	15799000	usd
CY2024Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	17652000	usd
CY2023Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	13420000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	17698000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	21341000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-202000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	933000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	2410000	usd
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-6988000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	7328000	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	9986000	usd
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2024Q3	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	-7530000	usd
CY2023Q3	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	933000	usd
	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	-7576000	usd
	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	-6988000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	10122000	usd
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	14353000	usd
CY2024Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	10122000	usd
CY2023Q3	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	14353000	usd
CY2024Q3	us-gaap	Real Estate Investments RealEstateInvestments	127097000	usd
CY2023Q4	us-gaap	Real Estate Investments RealEstateInvestments	110174000	usd
CY2024Q3	mfa	Commercial Real Estate Owned CommercialRealEstateOwned	40050000	usd
CY2023Q4	mfa	Commercial Real Estate Owned CommercialRealEstateOwned	22717000	usd
CY2024Q3	us-gaap	Goodwill Goodwill	61076000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	61076000	usd
CY2024Q3	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	5600000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	8000000	usd
CY2024Q3	mfa	Capital Contributions To Loan Origination Partners CapitalContributionsToLoanOriginationPartners	16793000	usd
CY2023Q4	mfa	Capital Contributions To Loan Origination Partners CapitalContributionsToLoanOriginationPartners	19780000	usd
CY2024Q3	mfa	Commercial Loans Receivable CommercialLoansReceivable	15328000	usd
CY2023Q4	mfa	Commercial Loans Receivable CommercialLoansReceivable	51426000	usd
CY2024Q3	us-gaap	Interest Receivable InterestReceivable	103786000	usd
CY2023Q4	us-gaap	Interest Receivable InterestReceivable	98924000	usd
CY2024Q3	mfa	Principal Receivable Advances Suspense Accounts And Other PrincipalReceivableAdvancesSuspenseAccountsAndOther	19262000	usd
CY2023Q4	mfa	Principal Receivable Advances Suspense Accounts And Other PrincipalReceivableAdvancesSuspenseAccountsAndOther	24084000	usd
CY2024Q3	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	35792000	usd
CY2023Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	37819000	usd
CY2024Q3	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	64747000	usd
CY2023Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	63097000	usd
CY2024Q3	us-gaap	Other Assets OtherAssets	489531000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	497097000	usd
CY2024Q3	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	22400000	usd
CY2023Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	20000000.0	usd
CY2024Q3	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.075
CY2024Q3	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	127000000.0	usd
CY2024Q2	us-gaap	Real Estate Investments RealEstateInvestments	108013000	usd
CY2023Q2	us-gaap	Real Estate Investments RealEstateInvestments	119996000	usd
CY2023Q4	us-gaap	Real Estate Investments RealEstateInvestments	110174000	usd
CY2022Q4	us-gaap	Real Estate Investments RealEstateInvestments	130605000	usd
CY2024Q3	us-gaap	Real Estate Owned Valuation Allowance Amounts Applied RealEstateOwnedValuationAllowanceAmountsApplied	2180000	usd
CY2023Q3	us-gaap	Real Estate Owned Valuation Allowance Amounts Applied RealEstateOwnedValuationAllowanceAmountsApplied	958000	usd
	us-gaap	Real Estate Owned Valuation Allowance Amounts Applied RealEstateOwnedValuationAllowanceAmountsApplied	6137000	usd
	us-gaap	Real Estate Owned Valuation Allowance Amounts Applied RealEstateOwnedValuationAllowanceAmountsApplied	3811000	usd
CY2024Q3	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	37132000	usd
CY2023Q3	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	16991000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	82083000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	66171000	usd
CY2024Q3	mfa	Real Estate Investments Additions RealEstateInvestmentsAdditions	78000	usd
CY2023Q3	mfa	Real Estate Investments Additions RealEstateInvestmentsAdditions	88000	usd
	mfa	Real Estate Investments Additions RealEstateInvestmentsAdditions	281000	usd
	mfa	Real Estate Investments Additions RealEstateInvestmentsAdditions	344000	usd
CY2024Q3	mfa	Real Estate Investments Disposals RealEstateInvestmentsDisposals	15946000	usd
CY2023Q3	mfa	Real Estate Investments Disposals RealEstateInvestmentsDisposals	23027000	usd
	mfa	Real Estate Investments Disposals RealEstateInvestmentsDisposals	59304000	usd
	mfa	Real Estate Investments Disposals RealEstateInvestmentsDisposals	80219000	usd
CY2024Q3	us-gaap	Real Estate Investments RealEstateInvestments	127097000	usd
CY2023Q3	us-gaap	Real Estate Investments RealEstateInvestments	113090000	usd
CY2024Q3	us-gaap	Real Estate Investments RealEstateInvestments	127097000	usd
CY2023Q3	us-gaap	Real Estate Investments RealEstateInvestments	113090000	usd
CY2023Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	320	property
CY2024Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	411	property
CY2023Q3	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	320	property
CY2024Q3	mfa	Gain Loss Recorded On Transfer From Residential Whole Loans To Real Estate Owned GainLossRecordedOnTransferFromResidentialWholeLoansToRealEstateOwned	-3400000	usd
	mfa	Gain Loss Recorded On Transfer From Residential Whole Loans To Real Estate Owned GainLossRecordedOnTransferFromResidentialWholeLoansToRealEstateOwned	-5800000	usd
CY2023Q3	mfa	Gain Loss Recorded On Transfer From Residential Whole Loans To Real Estate Owned GainLossRecordedOnTransferFromResidentialWholeLoansToRealEstateOwned	-300000	usd
	mfa	Gain Loss Recorded On Transfer From Residential Whole Loans To Real Estate Owned GainLossRecordedOnTransferFromResidentialWholeLoansToRealEstateOwned	1000000.0	usd
CY2024Q3	mfa	Number Of Real Estate Properties Sold During Period NumberOfRealEstatePropertiesSoldDuringPeriod	58	property
	mfa	Number Of Real Estate Properties Sold During Period NumberOfRealEstatePropertiesSoldDuringPeriod	194	property
CY2024Q3	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	18300000	usd
	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	68200000	usd
CY2024Q3	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	2400000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	8900000	usd
CY2023Q3	mfa	Number Of Real Estate Properties Sold During Period NumberOfRealEstatePropertiesSoldDuringPeriod	77	property
	mfa	Number Of Real Estate Properties Sold During Period NumberOfRealEstatePropertiesSoldDuringPeriod	271	property
CY2023Q3	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	26200000	usd
	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	91700000	usd
CY2023Q3	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	3200000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	12200000	usd
CY2024Q3	us-gaap	Equity Method Investments EquityMethodInvestments	16800000	usd
	us-gaap	Derivative Average Remaining Maturity1 DerivativeAverageRemainingMaturity1	P34M
CY2024Q3	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P120M
CY2024Q3	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	45773000	usd
CY2023Q3	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	41427000	usd
	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	134082000	usd
	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	113062000	usd
CY2024Q3	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	15903000	usd
CY2023Q3	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	12563000	usd
	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	46188000	usd
	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	36416000	usd
CY2024Q3	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-57099000	usd
CY2023Q3	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	9433000	usd
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-44155000	usd
	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	5704000	usd
CY2024Q3	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	2059000	usd
CY2023Q3	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	3437000	usd
	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	6999000	usd
	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	8247000	usd
CY2024Q3	mfa	Realized Gain Loss On Termination Of Derivatives RealizedGainLossOnTerminationOfDerivatives	-27530000	usd
CY2023Q3	mfa	Realized Gain Loss On Termination Of Derivatives RealizedGainLossOnTerminationOfDerivatives	0	usd
	mfa	Realized Gain Loss On Termination Of Derivatives RealizedGainLossOnTerminationOfDerivatives	-27530000	usd
	mfa	Realized Gain Loss On Termination Of Derivatives RealizedGainLossOnTerminationOfDerivatives	0	usd
CY2024Q3	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	-56818000	usd
CY2023Q3	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	34860000	usd
	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	9210000	usd
	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	74103000	usd
CY2024Q3	mfa	Financing Agreements Unpaid Principal Balance FinancingAgreementsUnpaidPrincipalBalance	8984209000	usd
CY2024Q3	mfa	Financing Agreements Fair Value And Carrying Value FinancingAgreementsFairValueAndCarryingValue	8922502000	usd
CY2024Q3	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0454
CY2023Q4	mfa	Financing Agreements Unpaid Principal Balance FinancingAgreementsUnpaidPrincipalBalance	8683152000	usd
CY2023Q4	mfa	Financing Agreements Fair Value And Carrying Value FinancingAgreementsFairValueAndCarryingValue	8536745000	usd
CY2023Q4	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0433
CY2024Q3	mfa	Repurchase Agreements Number Of Counterparties RepurchaseAgreementsNumberOfCounterparties	14	counterparty
CY2023Q4	mfa	Repurchase Agreements Number Of Counterparties RepurchaseAgreementsNumberOfCounterparties	14	counterparty
CY2024Q3	mfa	Repurchase Agreement Counterparty Risk As Percentage Of Stockholders Equity RepurchaseAgreementCounterpartyRiskAsPercentageOfStockholdersEquity	0.05
CY2024Q3	mfa	Payable For Purchase Of Unsettled Securities PayableForPurchaseOfUnsettledSecurities	65338000	usd
CY2023Q4	mfa	Payable For Purchase Of Unsettled Securities PayableForPurchaseOfUnsettledSecurities	103654000	usd
CY2024Q3	mfa	Dividends And Dividend Equivalents Payable DividendsAndDividendEquivalentsPayable	36022000	usd
CY2023Q4	mfa	Dividends And Dividend Equivalents Payable DividendsAndDividendEquivalentsPayable	35789000	usd
CY2024Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	41409000	usd
CY2023Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	43576000	usd
CY2024Q3	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	32835000	usd
CY2023Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	30834000	usd
CY2024Q3	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	181272000	usd
CY2023Q4	us-gaap	Accrued Liabilities Current And Noncurrent AccruedLiabilitiesCurrentAndNoncurrent	122177000	usd
CY2024Q3	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	356876000	usd
CY2023Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	336030000	usd
CY2024Q3	mfa	Real Estate Investment Trusts Reit Taxable Income Distribution Objective Percent RealEstateInvestmentTrustsREITTaxableIncomeDistributionObjectivePercent	1
CY2024Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	83787000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	91113000	usd
CY2024Q3	mfa	Deferred Tax Assets Unrealized Mark To Market Impairments And Loss Provisions DeferredTaxAssetsUnrealizedMarkToMarketImpairmentsAndLossProvisions	16803000	usd
CY2023Q4	mfa	Deferred Tax Assets Unrealized Mark To Market Impairments And Loss Provisions DeferredTaxAssetsUnrealizedMarkToMarketImpairmentsAndLossProvisions	16170000	usd
CY2024Q3	mfa	Deferred Tax Assets Other Realized Unrealized Treatment Differences DeferredTaxAssetsOtherRealizedUnrealizedTreatmentDifferences	-26807000	usd
CY2023Q4	mfa	Deferred Tax Assets Other Realized Unrealized Treatment Differences DeferredTaxAssetsOtherRealizedUnrealizedTreatmentDifferences	-34923000	usd
CY2024Q3	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	73783000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	72360000	usd
CY2024Q3	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	73783000	usd
CY2023Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	72360000	usd
CY2024Q3	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	usd
CY2023Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	usd
CY2024Q3	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	356600000	usd
CY2024Q3	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1190000	usd
CY2023Q3	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	73000	usd
	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1882000	usd
	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-346000	usd
CY2024Q3	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	328000	usd
CY2023Q3	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	21000	usd
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	515000	usd
	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	-103000	usd
CY2024Q3	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	1518000	usd
CY2023Q3	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	94000	usd
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2397000	usd
	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-449000	usd
CY2024Q3	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	usd
CY2023Q3	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	usd
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	399000	usd
	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	589000	usd
CY2024Q3	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	usd
CY2023Q3	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	usd
	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	117000	usd
	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	155000	usd
CY2024Q3	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	0	usd
CY2023Q3	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	0	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	516000	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	744000	usd
CY2024Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1518000	usd
CY2023Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	94000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2913000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	295000	usd
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
	mfa	Effective Income Tax Rate Reconciliation Non Taxable Reit Income Dividends Paid Deduction EffectiveIncomeTaxRateReconciliationNonTaxableREITIncomeDividendsPaidDeduction	-0.147
	mfa	Effective Income Tax Rate Reconciliation Non Taxable Reit Income Dividends Paid Deduction EffectiveIncomeTaxRateReconciliationNonTaxableREITIncomeDividendsPaidDeduction	2.311
	mfa	Effective Income Tax Rate Reconciliation Other Differences In Taxable Income Loss From Gaap EffectiveIncomeTaxRateReconciliationOtherDifferencesInTaxableIncomeLossFromGAAP	0.013
	mfa	Effective Income Tax Rate Reconciliation Other Differences In Taxable Income Loss From Gaap EffectiveIncomeTaxRateReconciliationOtherDifferencesInTaxableIncomeLossFromGAAP	-3.197
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	-0.001
	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.001
	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.055
	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	0.649
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.020
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.026
CY2024Q3	us-gaap	Lease Cost LeaseCost	1300000	usd
CY2023Q3	us-gaap	Lease Cost LeaseCost	1200000	usd
	us-gaap	Lease Cost LeaseCost	4100000	usd
	us-gaap	Lease Cost LeaseCost	3900000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Term Of Contract LesseeOperatingLeaseTermOfContract	P15Y
CY2024Q3	us-gaap	Lessee Operating Lease Renewal Term LesseeOperatingLeaseRenewalTerm	P5Y
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	1506000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	5292000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	4928000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	5210000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	5148000	usd
CY2024Q3	mfa	Operating Lease Liability To Be Paid After Year Four OperatingLeaseLiabilityToBePaidAfterYearFour	42048000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	64132000	usd
CY2024Q3	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	22723000	usd
CY2024Q3	us-gaap	Operating Lease Liability OperatingLeaseLiability	41409000	usd
CY2024Q3	us-gaap	Guarantee Obligations Maximum Exposure GuaranteeObligationsMaximumExposure	42500000	usd
CY2024Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2024Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2024Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2023Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.35
CY2024Q3	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	36000000.0	usd
CY2024Q1	srt	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	200000000	usd
CY2022Q1	srt	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2023Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	202500000	usd
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	0	shares
CY2024Q3	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	200000000	usd
CY2024Q3	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-202000	usd
	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	2410000	usd
CY2024Q3	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	7328000	usd
	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	9986000	usd
CY2024Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7530000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-7576000	usd
CY2023Q3	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	933000	usd
	us-gaap	Oci Before Reclassifications Net Of Tax Attributable To Parent OciBeforeReclassificationsNetOfTaxAttributableToParent	-6988000	usd
CY2023Q3	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	0	usd
	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	0	usd
CY2023Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	933000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-6988000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	48183000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	-56438000	usd
	us-gaap	Net Income Loss NetIncomeLoss	113342000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9582000	usd
CY2024Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	8219000	usd
CY2023Q3	us-gaap	Dividends Preferred Stock DividendsPreferredStock	8219000	usd
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	24656000	usd
	us-gaap	Dividends Preferred Stock DividendsPreferredStock	24656000	usd
CY2024Q3	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Basic UndistributedEarningsLossAvailableToCommonShareholdersBasic	-94000	usd
CY2023Q3	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Basic UndistributedEarningsLossAvailableToCommonShareholdersBasic	0	usd
	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Basic UndistributedEarningsLossAvailableToCommonShareholdersBasic	-367000	usd
	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Basic UndistributedEarningsLossAvailableToCommonShareholdersBasic	0	usd
CY2024Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	39870000	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-64657000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	88319000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-34238000	usd
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103647000	shares
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	102255000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103423000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	102199000	shares
CY2024Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.38
CY2023Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.64
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.85
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.34
CY2024Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	39870000	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-64657000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	88319000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-34238000	usd
CY2024Q3	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	0	usd
CY2023Q3	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	0	usd
	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	0	usd
	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	0	usd
CY2024Q3	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	0	usd
CY2023Q3	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	0	usd
	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	0	usd
	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	0	usd
CY2024Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	39870000	usd
CY2023Q3	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-64657000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	88319000	usd
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-34238000	usd
CY2024Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103647000	shares
CY2023Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	102255000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103423000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	102199000	shares
CY2024Q3	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
CY2023Q3	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
CY2024Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2744000	shares
CY2023Q3	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	2508000	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements		shares
CY2024Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	106391000	shares
CY2023Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	102255000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	105931000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	102199000	shares
CY2024Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.37
CY2023Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.64
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.83
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.34
CY2024Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	235000	shares
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	243000	shares
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	8500000	shares
CY2024Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	4200000	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	129949	shares
	us-gaap	Shares Paid For Tax Withholding For Share Based Compensation SharesPaidForTaxWithholdingForShareBasedCompensation	58505	shares
CY2024Q3	mfa	Share Based Compensation Arrangement By Share Based Payment Award Dividend Equivalent Rights Payment ShareBasedCompensationArrangementByShareBasedPaymentAwardDividendEquivalentRightsPayment	300000	usd
	mfa	Share Based Compensation Arrangement By Share Based Payment Award Dividend Equivalent Rights Payment ShareBasedCompensationArrangementByShareBasedPaymentAwardDividendEquivalentRightsPayment	2100000	usd
CY2023Q3	mfa	Share Based Compensation Arrangement By Share Based Payment Award Dividend Equivalent Rights Payment ShareBasedCompensationArrangementByShareBasedPaymentAwardDividendEquivalentRightsPayment	100000	usd
	mfa	Share Based Compensation Arrangement By Share Based Payment Award Dividend Equivalent Rights Payment ShareBasedCompensationArrangementByShareBasedPaymentAwardDividendEquivalentRightsPayment	300000	usd
CY2024Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2104000	usd
CY2023Q3	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	4448000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	12247000	usd
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11399000	usd
CY2024Q3	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	8814777000	usd
CY2024Q3	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	4680615000	usd
CY2024Q3	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	5097002000	usd
CY2023Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	8257598000	usd
CY2023Q4	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	3985372000	usd
CY2023Q4	us-gaap	Liabilities Fair Value Disclosure LiabilitiesFairValueDisclosure	4633660000	usd
CY2024Q3	mfa	Other Real Estate Fair Value OtherRealEstateFairValue	82100000	usd
CY2023Q3	mfa	Other Real Estate Fair Value OtherRealEstateFairValue	66200000	usd
CY2024Q2	mfa	Number Of Special Purpose Entity NumberOfSpecialPurposeEntity	1	entity
CY2024Q3	mfa	Number Of Special Purpose Entity NumberOfSpecialPurposeEntity	1	entity
CY2024Q3	mfa	Loans Including Fair Value Loans Credit Impaired Loans And Other Loans At Carrying Value LoansIncludingFairValueLoansCreditImpairedLoansAndOtherLoansAtCarryingValue	9000000000.0	usd
CY2023Q4	mfa	Loans Including Fair Value Loans Credit Impaired Loans And Other Loans At Carrying Value LoansIncludingFairValueLoansCreditImpairedLoansAndOtherLoansAtCarryingValue	9000000000.0	usd
CY2024Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	181974000	usd
CY2024Q3	us-gaap	Interest Expense Operating InterestExpenseOperating	131349000	usd
CY2024Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	50625000	usd
CY2024Q3	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-1942000	usd
CY2024Q3	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	0	usd
CY2024Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	52567000	usd
CY2024Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	143416000	usd
CY2024Q3	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	-22928000	usd
CY2024Q3	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	241000	usd
CY2024Q3	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	-56818000	usd
CY2024Q3	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	-75273000	usd
CY2024Q3	mfa	Mortgage Banking Income MortgageBankingIncome	8921000	usd
CY2024Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	0	usd
CY2024Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	-3131000	usd
CY2024Q3	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	40284000	usd
CY2024Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	22417000	usd
CY2024Q3	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	11430000	usd
CY2024Q3	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	8503000	usd
CY2024Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	800000	usd
CY2024Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	49701000	usd
CY2024Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1518000	usd
CY2024Q3	us-gaap	Net Income Loss NetIncomeLoss	48183000	usd
CY2024Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8219000	usd
CY2024Q3	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	39964000	usd
CY2023Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	159165000	usd
CY2023Q3	us-gaap	Interest Expense Operating InterestExpenseOperating	113024000	usd
CY2023Q3	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	46141000	usd
CY2023Q3	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-1258000	usd
CY2023Q3	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	47399000	usd
CY2023Q3	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	-132894000	usd
CY2023Q3	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	14161000	usd
CY2023Q3	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	2409000	usd
CY2023Q3	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	34860000	usd
CY2023Q3	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	36431000	usd
CY2023Q3	mfa	Mortgage Banking Income MortgageBankingIncome	12109000	usd
CY2023Q3	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	1418000	usd
CY2023Q3	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	-59828000	usd
CY2023Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	24051000	usd
CY2023Q3	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	10075000	usd
CY2023Q3	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	8989000	usd
CY2023Q3	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	800000	usd
CY2023Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-56344000	usd
CY2023Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	94000	usd
CY2023Q3	us-gaap	Net Income Loss NetIncomeLoss	-56438000	usd
CY2023Q3	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	8219000	usd
CY2023Q3	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-64657000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	545636000	usd
	us-gaap	Interest Expense Operating InterestExpenseOperating	393708000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	151928000	usd
	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-3481000	usd
	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	1135000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	154274000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	148333000	usd
	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	-15310000	usd
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	3112000	usd
	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	9210000	usd
	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	-108377000	usd
	mfa	Mortgage Banking Income MortgageBankingIncome	24468000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	418000	usd
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	61000	usd
	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	92535000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	69632000	usd
	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	34260000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	24262000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2400000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	116255000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2913000	usd
	us-gaap	Net Income Loss NetIncomeLoss	113342000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	24656000	usd
	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	88686000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	435720000	usd
	us-gaap	Interest Expense Operating InterestExpenseOperating	305705000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	130015000	usd
	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-977000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	130992000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans Measured At Fair Value MortgageLoansOnRealEstateGainLossOnLoansMeasuredAtFairValue	-134423000	usd
	mfa	Impairment And Other Losses Gains On Securities And Other Investments ImpairmentAndOtherLossesGainsOnSecuritiesAndOtherInvestments	15799000	usd
	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	8504000	usd
	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	74103000	usd
	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	12100000	usd
	mfa	Mortgage Banking Income MortgageBankingIncome	32562000	usd
	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Carrying Value MortgageLoansOnRealEstateGainLossOnLoansAtCarryingValue	0	usd
	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	9924000	usd
	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	-13029000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	66452000	usd
	us-gaap	Other General And Administrative Expense OtherGeneralAndAdministrativeExpense	31272000	usd
	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	26126000	usd
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3400000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	-9287000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	295000	usd
	us-gaap	Net Income Loss NetIncomeLoss	-9582000	usd
	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	24656000	usd
	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-34238000	usd
CY2024Q3	us-gaap	Assets Assets	11159846000	usd
CY2023Q4	us-gaap	Assets Assets	10772690000	usd

Files In Submission

Name	View Source	Status
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$MFA
MFA FINANCIAL, INC. Stock $mfa

2024 Q4 Form 10-Q Financial Statement

#000105516024000023 Filed on November 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MFA MFA FINANCIAL, INC. Stock $mfa

2024 Q4 Form 10-Q Financial Statement

#000105516024000023 Filed on November 06, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MFA
MFA FINANCIAL, INC. Stock $mfa