$MFA
MFA FINANCIAL, INC. Stock $mfa

$mfa Overview Financials Valuation SEC Filings Company Website

2023 Q1 Form 10-K Financial Statement

#000105516023000006 Filed on February 24, 2023

Income Statement

Concept	2023 Q1	2022 Q4	2022
Revenue	$132.2M	$136.7M	$482.4M
YoY Change	24.31%	83.48%	33.15%
Cost Of Revenue	$92.84M	$87.23M	$258.8M
YoY Change	114.42%	144.36%	115.01%
Gross Profit	$98.78M	$49.48M	-$88.07M
YoY Change	-245.94%	27.48%	-126.88%
Gross Profit Margin	74.72%	36.19%	-18.26%
Selling, General & Admin	$31.02M	$24.85M	$112.5M
YoY Change	9.8%	-13.36%	31.55%
% of Gross Profit	31.4%	50.22%
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$1.300M	$1.300M	$9.200M
YoY Change	-60.61%	-60.61%	39.39%
% of Gross Profit	1.32%	2.63%
Operating Expenses	$41.85M	$32.51M	$190.6M
YoY Change	8.85%	-20.16%	143.85%
Operating Profit	$56.93M	$16.97M	-$278.6M
YoY Change	-153.65%	-991.7%	-211.69%
Interest Expense	$92.84M		$258.8M
YoY Change	114.42%		115.01%
% of Operating Profit	163.06%
Other Income/Expense, Net
YoY Change
Pretax Income	$72.78M	$6.710M	-$231.6M
YoY Change	-187.79%	-84.79%	-170.42%
Income Tax	$557.0K		-$851.0K
% Of Pretax Income	0.77%
Net Earnings	$72.78M	-$1.647M	-$231.6M
YoY Change	-187.79%	-103.73%	-170.42%
Net Earnings / Revenue	55.05%	-1.2%	-48.0%
Basic Earnings Per Share	$0.63		-$2.57
Diluted Earnings Per Share	$0.62	-$0.02	-$2.57
COMMON SHARES
Basic Shares Outstanding	101.9M shares	101.8M shares	103.2M shares
Diluted Shares Outstanding	110.1M shares		103.2M shares

Balance Sheet

Concept	2023 Q1	2022 Q4	2022
SHORT-TERM ASSETS
Cash & Short-Term Investments	$362.5M	$334.2M	$334.2M
YoY Change	-11.8%	9.68%	9.68%
Cash & Equivalents	$362.5M	$334.2M	$334.2M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$435.3M	$402.9M	$402.9M
YoY Change	-7.0%	13.53%	13.53%
LONG-TERM ASSETS
Property, Plant & Equipment	$38.91M	$39.46M	$39.46M
YoY Change	-0.86%	0.23%	0.23%
Goodwill	$61.08M	$61.08M
YoY Change		0.0%
Intangibles	$10.90M	$12.20M
YoY Change	-39.78%	-42.99%
Long-Term Investments	$28.30M	$28.30M	$7.887B
YoY Change	-99.68%	-99.66%	-3.92%
Other Assets	$165.1M	$159.9M	$159.9M
YoY Change	14.2%	60.3%	60.3%
Total Long-Term Assets	$8.876B	$8.710B	$8.710B
YoY Change	-6.14%	-0.86%	-0.86%
TOTAL ASSETS
Total Short-Term Assets	$435.3M	$402.9M	$402.9M
Total Long-Term Assets	$8.876B	$8.710B	$8.710B
Total Assets	$9.312B	$9.112B	$9.112B
YoY Change	-6.18%	-0.3%	-0.3%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$155.9M	$143.7M	$143.7M
YoY Change	-9.2%	-15.64%	-15.64%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$191.7M	$311.5M	$311.5M
YoY Change	-65.01%	42.84%	42.84%
LONG-TERM LIABILITIES
Long-Term Debt	$7.101B	$6.812B	$6.812B
YoY Change	1.04%	6.79%	6.79%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$7.101B	$6.812B	$6.812B
YoY Change	1.04%	6.79%	6.79%
TOTAL LIABILITIES
Total Short-Term Liabilities	$191.7M	$311.5M	$311.5M
Total Long-Term Liabilities	$7.101B	$6.812B	$6.812B
Total Liabilities	$7.293B	$7.124B	$7.124B
YoY Change	-3.74%	7.98%	7.98%
SHAREHOLDERS EQUITY
Retained Earnings	-$1.690B	-$1.718B
YoY Change	19.26%	34.27%
Common Stock	$1.019M	$1.018M
YoY Change	-2.95%	-5.91%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.019B	$1.989B	$1.989B
YoY Change
Total Liabilities & Shareholders Equity	$9.312B	$9.112B	$9.112B
YoY Change	-6.18%	-0.3%	-0.3%

Cashflow Statement

Concept	2023 Q1	2022 Q4	2022
OPERATING ACTIVITIES
Net Income	$72.78M	-$1.647M	-$231.6M
YoY Change	-187.79%	-103.73%	-170.42%
Depreciation, Depletion And Amortization	$1.300M	$1.300M	$9.200M
YoY Change	-60.61%	-60.61%	39.39%
Cash From Operating Activities	-$12.67M	$4.509M	$366.1M
YoY Change	-109.48%	-59.82%	204.32%
INVESTING ACTIVITIES
Capital Expenditures	$1.458M	-$1.231M	$300.0K
YoY Change	52.99%	-103.18%	-97.51%
Acquisitions
YoY Change
Other Investing Activities	-$140.6M	-$87.28M	-$1.126B
YoY Change	-75.86%	-91.09%	-47.73%
Cash From Investing Activities	-$142.1M	-$86.05M	-$1.127B
YoY Change	-75.64%	-90.86%	-48.01%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net			$101.1M
YoY Change			20.73%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	$188.3M	-25.77M	$850.2M
YoY Change	-68.67%	-103.42%	-47.83%
NET CHANGE
Cash From Operating Activities	-$12.67M	4.509M	$366.1M
Cash From Investing Activities	-$142.1M	-86.05M	-$1.127B
Cash From Financing Activities	$188.3M	-25.77M	$850.2M
Net Change In Cash	$33.51M	-107.3M	$89.63M
YoY Change	-77.82%	-39.47%	-121.49%
FREE CASH FLOW
Cash From Operating Activities	-$12.67M	$4.509M	$366.1M
Capital Expenditures	$1.458M	-$1.231M	$300.0K
Free Cash Flow	-$14.13M	$5.740M	$365.8M
YoY Change	-110.65%	-120.9%	237.92%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2022	dei	Entity Central Index Key EntityCentralIndexKey	0001055160
CY2022	dei	Amendment Flag AmendmentFlag	false
CY2022	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
CY2022	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
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CY2022Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherAssets
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset Statement Of Financial Position Extensible List OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherAssets
CY2021Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherLiabilities
CY2022Q4	us-gaap	Operating Lease Liability Statement Of Financial Position Extensible List OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList	http://fasb.org/us-gaap/2022#OtherLiabilities
CY2022	us-gaap	Fair Value Recurring Basis Unobservable Input Reconciliation Asset Gain Loss Statement Of Income Extensible List FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList	http://www.mfa-reit.com/20221231#MortgageLoansOnRealEstateGainLossOnLoansAtFairValue
CY2022	dei	Document Type DocumentType	10-K
CY2022	dei	Document Annual Report DocumentAnnualReport	true
CY2022	dei	Document Period End Date DocumentPeriodEndDate	2022-12-31
CY2022	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2022	dei	Document Transition Report DocumentTransitionReport	false
CY2022	dei	Entity File Number EntityFileNumber	1-13991
CY2022	dei	Entity Registrant Name EntityRegistrantName	MFA FINANCIAL, INC.
CY2022	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	MD
CY2022	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	13-3974868
CY2022	dei	Entity Address Address Line1 EntityAddressAddressLine1	One Vanderbilt Ave., 48th Floor
CY2022	dei	Entity Address City Or Town EntityAddressCityOrTown	New York
CY2022	dei	Entity Address State Or Province EntityAddressStateOrProvince	NY
CY2022	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	10017
CY2022	dei	City Area Code CityAreaCode	212
CY2022	dei	Local Phone Number LocalPhoneNumber	207-6400
CY2022	dei	Security12g Title Security12gTitle	None
CY2022	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2022	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2022	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2022	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2022	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
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CY2022	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	32875000	usd
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	32875000	usd
CY2020	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	29796000	usd
CY2022	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-264456000	usd
CY2021	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	295995000	usd
CY2020	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-709186000	usd
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-2.57
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.66
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-6.28
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-2.57
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.63
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-6.28
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-231581000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	328870000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-679390000	usd
CY2022	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-25492000	usd
CY2021	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-32774000	usd
CY2020	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	420281000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	389127000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Writedown Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Writedown Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax	0	usd
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Writedown Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax	344269000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	0	usd
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax	-50127000	usd
CY2022	mfa	Other Comprehensive Income Loss Change In Fair Value Of Financing Agreements At Fair Value OtherComprehensiveIncomeLossChangeInFairValueOfFinancingAgreementsAtFairValue	-1255000	usd
CY2021	mfa	Other Comprehensive Income Loss Change In Fair Value Of Financing Agreements At Fair Value OtherComprehensiveIncomeLossChangeInFairValueOfFinancingAgreementsAtFairValue	-1059000	usd
CY2020	mfa	Other Comprehensive Income Loss Change In Fair Value Of Financing Agreements At Fair Value OtherComprehensiveIncomeLossChangeInFairValueOfFinancingAgreementsAtFairValue	2314000	usd
CY2022	mfa	Other Comprehensive Income Loss Amortization Of De Designated Hedging Instruments After Reclassification And Tax OtherComprehensiveIncomeLossAmortizationOfDeDesignatedHedgingInstrumentsAfterReclassificationAndTax	0	usd
CY2021	mfa	Other Comprehensive Income Loss Amortization Of De Designated Hedging Instruments After Reclassification And Tax OtherComprehensiveIncomeLossAmortizationOfDeDesignatedHedgingInstrumentsAfterReclassificationAndTax	0	usd
CY2020	mfa	Other Comprehensive Income Loss Amortization Of De Designated Hedging Instruments After Reclassification And Tax OtherComprehensiveIncomeLossAmortizationOfDeDesignatedHedgingInstrumentsAfterReclassificationAndTax	72802000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-24237000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31715000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-292754000	usd
CY2022	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-255818000	usd
CY2021	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	297155000	usd
CY2020	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	-972144000	usd
CY2022	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	32875000	usd
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	32875000	usd
CY2020	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	29796000	usd
CY2022	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	-288693000	usd
CY2021	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	264280000	usd
CY2020	mfa	Comprehensive Income Loss To Common Stockholders And Participating Securities ComprehensiveIncomeLossToCommonStockholdersAndParticipatingSecurities	-1001940000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2542848000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-231581000	usd
CY2022	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1098000	usd
CY2022	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	103253000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	11335000	usd
CY2022	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	-2432000	usd
CY2022	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.67
CY2022	us-gaap	Dividends Common Stock DividendsCommonStock	171426000	usd
CY2022	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	628000	usd
CY2022	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-25492000	usd
CY2022	mfa	Other Comprehensive Income Loss Change In Fair Value Of Financing Agreements At Fair Value OtherComprehensiveIncomeLossChangeInFairValueOfFinancingAgreementsAtFairValue	-1255000	usd
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	1988849000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	2524802000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	328870000	usd
CY2021	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	1832000	usd
CY2021	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	86393000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9038000	usd
CY2021	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	-837000	usd
CY2021	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	1.540
CY2021	us-gaap	Dividends Common Stock DividendsCommonStock	169275000	usd
CY2021	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	599000	usd
CY2021	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-32774000	usd
CY2021	mfa	Other Comprehensive Income Loss Change In Fair Value Of Financing Agreements At Fair Value OtherComprehensiveIncomeLossChangeInFairValueOfFinancingAgreementsAtFairValue	-1059000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	2542848000	usd
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	3383952000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-679390000	usd
CY2020	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	7453000	usd
CY2020	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	53577000	usd
CY2020	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6715000	usd
CY2020	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	856000	usd
CY2020	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.500
CY2020	us-gaap	Dividends Common Stock DividendsCommonStock	56546000	usd
CY2020	mfa	Dividends Dividend Equivalent Rights DividendsDividendEquivalentRights	229000	usd
CY2020	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-313115000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax Parent OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent	22675000	usd
CY2020	mfa	Adjustments To Additional Paid In Capital Warrant Issued And Repurchased Net AdjustmentsToAdditionalPaidInCapitalWarrantIssuedAndRepurchasedNet	-19608000	usd
CY2020	mfa	Other Comprehensive Income Loss Change In Fair Value Of Financing Agreements At Fair Value OtherComprehensiveIncomeLossChangeInFairValueOfFinancingAgreementsAtFairValue	2314000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	2524802000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-231581000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	328870000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-679390000	usd
CY2022	mfa	Residential Whole Loans Gain Loss ResidentialWholeLoansGainLoss	-866762000	usd
CY2021	mfa	Residential Whole Loans Gain Loss ResidentialWholeLoansGainLoss	12931000	usd
CY2020	mfa	Residential Whole Loans Gain Loss ResidentialWholeLoansGainLoss	-246419000	usd
CY2022	mfa	Impairment And Other Gains Losses On Debt Securities Available For Sale And Other Portfolio Investments Net ImpairmentAndOtherGainsLossesOnDebtSecuritiesAvailableForSaleAndOtherPortfolioInvestmentsNet	25067000	usd
CY2021	mfa	Impairment And Other Gains Losses On Debt Securities Available For Sale And Other Portfolio Investments Net ImpairmentAndOtherGainsLossesOnDebtSecuritiesAvailableForSaleAndOtherPortfolioInvestmentsNet	-74602000	usd
CY2020	mfa	Impairment And Other Gains Losses On Debt Securities Available For Sale And Other Portfolio Investments Net ImpairmentAndOtherGainsLossesOnDebtSecuritiesAvailableForSaleAndOtherPortfolioInvestmentsNet	350567000	usd
CY2022	mfa	Net Gain Loss On Real Estate Owned NetGainLossOnRealEstateOwned	24473000	usd
CY2021	mfa	Net Gain Loss On Real Estate Owned NetGainLossOnRealEstateOwned	18772000	usd
CY2020	mfa	Net Gain Loss On Real Estate Owned NetGainLossOnRealEstateOwned	2486000	usd
CY2022	mfa	Accretion Of Purchase Discounts AccretionOfPurchaseDiscounts	27314000	usd
CY2021	mfa	Accretion Of Purchase Discounts AccretionOfPurchaseDiscounts	59424000	usd
CY2020	mfa	Accretion Of Purchase Discounts AccretionOfPurchaseDiscounts	-10949000	usd
CY2022	mfa	Provision For Credit And Valuation Losses On Residential Whole Loans And Other Financial Instruments At Carrying Value ProvisionForCreditAndValuationLossesOnResidentialWholeLoansAndOtherFinancialInstrumentsAtCarryingValue	25933000	usd
CY2021	mfa	Provision For Credit And Valuation Losses On Residential Whole Loans And Other Financial Instruments At Carrying Value ProvisionForCreditAndValuationLossesOnResidentialWholeLoansAndOtherFinancialInstrumentsAtCarryingValue	-48355000	usd
CY2020	mfa	Provision For Credit And Valuation Losses On Residential Whole Loans And Other Financial Instruments At Carrying Value ProvisionForCreditAndValuationLossesOnResidentialWholeLoansAndOtherFinancialInstrumentsAtCarryingValue	22121000	usd
CY2022	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	247898000	usd
CY2021	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	2095000	usd
CY2020	us-gaap	Unrealized Gain Loss On Derivatives UnrealizedGainLossOnDerivatives	-60680000	usd
CY2022	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-214754000	usd
CY2021	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	-574000	usd
CY2020	us-gaap	Gain Loss On Sale Of Derivatives GainLossOnSaleOfDerivatives	0	usd
CY2022	mfa	Net Gain Loss On Securitized Debt NetGainLossOnSecuritizedDebt	290639000	usd
CY2021	mfa	Net Gain Loss On Securitized Debt NetGainLossOnSecuritizedDebt	14391000	usd
CY2020	mfa	Net Gain Loss On Securitized Debt NetGainLossOnSecuritizedDebt	-11929000	usd
CY2022	mfa	Other Non Cash Losses Included In Net Income OtherNonCashLossesIncludedInNetIncome	27503000	usd
CY2021	mfa	Other Non Cash Losses Included In Net Income OtherNonCashLossesIncludedInNetIncome	27388000	usd
CY2020	mfa	Other Non Cash Losses Included In Net Income OtherNonCashLossesIncludedInNetIncome	28480000	usd
CY2021	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	2012901000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-40077000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	20015000	usd
CY2020	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-39930000	usd
CY2022	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-12114000	usd
CY2021	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	14046000	usd
CY2020	us-gaap	Increase Decrease In Other Operating Liabilities IncreaseDecreaseInOtherOperatingLiabilities	-50803000	usd
CY2022	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	366077000	usd
CY2021	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	120293000	usd
CY2020	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	38396000	usd
CY2022	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	3206941000	usd
CY2021	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	4516971000	usd
CY2020	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	1477320000	usd
CY2022	mfa	Proceeds From Sale Of Residential Whole Loans ProceedsFromSaleOfResidentialWholeLoans	0	usd
CY2021	mfa	Proceeds From Sale Of Residential Whole Loans ProceedsFromSaleOfResidentialWholeLoans	0	usd
CY2020	mfa	Proceeds From Sale Of Residential Whole Loans ProceedsFromSaleOfResidentialWholeLoans	1510902000	usd
CY2022	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	1878802000	usd
CY2020	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	1825606000	usd
CY2022	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	usd
CY2021	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	6121000	usd
CY2020	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	usd
CY2022	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	0	usd
CY2021	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	0	usd
CY2020	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	163748000	usd
CY2022	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	15660000	usd
CY2021	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	usd
CY2020	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	3790148000	usd
CY2022	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	53121000	usd
CY2021	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	157297000	usd
CY2020	us-gaap	Proceeds From Maturities Prepayments And Calls Of Other Investments ProceedsFromMaturitiesPrepaymentsAndCallsOfOtherInvestments	633194000	usd
CY2022	mfa	Purchase Of Real Estate Owned And Capital Improvements PurchaseOfRealEstateOwnedAndCapitalImprovements	978000	usd
CY2021	mfa	Purchase Of Real Estate Owned And Capital Improvements PurchaseOfRealEstateOwnedAndCapitalImprovements	1338000	usd
CY2020	mfa	Purchase Of Real Estate Owned And Capital Improvements PurchaseOfRealEstateOwnedAndCapitalImprovements	10198000	usd
CY2022	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	133980000	usd
CY2021	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	187010000	usd
CY2020	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	279786000	usd
CY2022	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	300000	usd
CY2021	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	12048000	usd
CY2020	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	4862000	usd
CY2022	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1126656000	usd
CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-2167028000	usd
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	6383508000	usd
CY2022	mfa	Principal Payments On Securities Sold Under Agreements To Repurchase And Other Advances PrincipalPaymentsOnSecuritiesSoldUnderAgreementsToRepurchaseAndOtherAdvances	2971332000	usd
CY2021	mfa	Principal Payments On Securities Sold Under Agreements To Repurchase And Other Advances PrincipalPaymentsOnSecuritiesSoldUnderAgreementsToRepurchaseAndOtherAdvances	1822198000	usd
CY2020	mfa	Principal Payments On Securities Sold Under Agreements To Repurchase And Other Advances PrincipalPaymentsOnSecuritiesSoldUnderAgreementsToRepurchaseAndOtherAdvances	21810920000	usd
CY2022	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithMarkToMarketCollateralProvisions	2631606000	usd
CY2021	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithMarkToMarketCollateralProvisions	3022279000	usd
CY2020	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithMarkToMarketCollateralProvisions	14008042000	usd
CY2022	mfa	Principal Payments On Financing Agreements With Non Mark To Market Collateral Provisions PrincipalPaymentsOnFinancingAgreementsWithNonMarkToMarketCollateralProvisions	2152143000	usd
CY2021	mfa	Principal Payments On Financing Agreements With Non Mark To Market Collateral Provisions PrincipalPaymentsOnFinancingAgreementsWithNonMarkToMarketCollateralProvisions	1883068000	usd
CY2020	mfa	Principal Payments On Financing Agreements With Non Mark To Market Collateral Provisions PrincipalPaymentsOnFinancingAgreementsWithNonMarkToMarketCollateralProvisions	1733345000	usd
CY2022	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Non Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithNonMarkToMarketCollateralProvisions	3676510000	usd
CY2021	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Non Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithNonMarkToMarketCollateralProvisions	2692576000	usd
CY2020	mfa	Proceeds From Securities Sold Under Agreements To Repurchase With Non Mark To Market Collateral Provisions ProceedsFromSecuritiesSoldUnderAgreementsToRepurchaseWithNonMarkToMarketCollateralProvisions	3803150000	usd
CY2022	mfa	Payments Made For Securitization Related Cost PaymentsMadeForSecuritizationRelatedCost	16390000	usd
CY2021	mfa	Payments Made For Securitization Related Cost PaymentsMadeForSecuritizationRelatedCost	7145000	usd
CY2020	mfa	Payments Made For Securitization Related Cost PaymentsMadeForSecuritizationRelatedCost	1699000	usd
CY2022	mfa	Principal Payment On Redemption Of Senior Notes PrincipalPaymentOnRedemptionOfSeniorNotes	0	usd
CY2021	mfa	Principal Payment On Redemption Of Senior Notes PrincipalPaymentOnRedemptionOfSeniorNotes	100000000	usd
CY2020	mfa	Principal Payment On Redemption Of Senior Notes PrincipalPaymentOnRedemptionOfSeniorNotes	0	usd
CY2022	us-gaap	Payments For Hedge Financing Activities PaymentsForHedgeFinancingActivities	0	usd
CY2021	us-gaap	Payments For Hedge Financing Activities PaymentsForHedgeFinancingActivities	0	usd
CY2020	us-gaap	Payments For Hedge Financing Activities PaymentsForHedgeFinancingActivities	60022000	usd
CY2022	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	0	usd
CY2021	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	0	usd
CY2020	us-gaap	Proceeds From Issuance Of Redeemable Preferred Stock ProceedsFromIssuanceOfRedeemablePreferredStock	275000000	usd
CY2022	mfa	Payments For Issuance Of Preferred Stock PaymentsForIssuanceOfPreferredStock	0	usd
CY2021	mfa	Payments For Issuance Of Preferred Stock PaymentsForIssuanceOfPreferredStock	0	usd
CY2020	mfa	Payments For Issuance Of Preferred Stock PaymentsForIssuanceOfPreferredStock	8948000	usd
CY2022	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1183000	usd
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	1825000	usd
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	7441000	usd
CY2022	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	102311000	usd
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	85591000	usd
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	50835000	usd
CY2022	us-gaap	Proceeds From Issuance Of Warrants ProceedsFromIssuanceOfWarrants	0	usd
CY2021	us-gaap	Proceeds From Issuance Of Warrants ProceedsFromIssuanceOfWarrants	0	usd
CY2020	us-gaap	Proceeds From Issuance Of Warrants ProceedsFromIssuanceOfWarrants	14041000	usd
CY2022	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	0	usd
CY2021	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	0	usd
CY2020	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	33650000	usd
CY2022	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	32875000	usd
CY2021	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	32875000	usd
CY2020	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	29796000	usd
CY2022	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	184035000	usd
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	156140000	usd
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	113508000	usd
CY2022	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	850213000	usd
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	1629663000	usd
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-5735049000	usd
CY2022	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	89634000	usd
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-417072000	usd
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	686855000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	404447000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	821519000	usd
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	134664000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	494081000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	404447000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	821519000	usd
CY2022	us-gaap	Interest Paid Net InterestPaidNet	239185000	usd
CY2021	us-gaap	Interest Paid Net InterestPaidNet	116966000	usd
CY2020	us-gaap	Interest Paid Net InterestPaidNet	254270000	usd
CY2022	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	82911000	usd
CY2021	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	72304000	usd
CY2020	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	96766000	usd
CY2022Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	35769000	usd
CY2021Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	47751000	usd
CY2020Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	34016000	usd
CY2022	mfa	Right Of Use Lease And Asset Lease Liability RightOfUseLeaseAndAssetLeaseLiability	0	usd
CY2021	mfa	Right Of Use Lease And Asset Lease Liability RightOfUseLeaseAndAssetLeaseLiability	40893000	usd
CY2020	mfa	Right Of Use Lease And Asset Lease Liability RightOfUseLeaseAndAssetLeaseLiability	0	usd
CY2022	mfa	Termination Of Outstanding Preferred Equity Interests At Acquisition TerminationOfOutstandingPreferredEquityInterestsAtAcquisition	0	usd
CY2021	mfa	Termination Of Outstanding Preferred Equity Interests At Acquisition TerminationOfOutstandingPreferredEquityInterestsAtAcquisition	22030000	usd
CY2022	mfa	Ratio Loan To Value RatioLoanToValue	0.80
CY2020	mfa	Termination Of Outstanding Preferred Equity Interests At Acquisition TerminationOfOutstandingPreferredEquityInterestsAtAcquisition	0	usd
CY2022	mfa	Financial Receivable For Sale Of Unsettled Residential Whole Loans FinancialReceivableForSaleOfUnsettledResidentialWholeLoans	275656000	usd
CY2021	mfa	Financial Receivable For Sale Of Unsettled Residential Whole Loans FinancialReceivableForSaleOfUnsettledResidentialWholeLoans	0	usd
CY2020	mfa	Financial Receivable For Sale Of Unsettled Residential Whole Loans FinancialReceivableForSaleOfUnsettledResidentialWholeLoans	0	usd
CY2022	mfa	Payable For Purchase Of Unsettled Agency Mortgage Backed Securities PayableForPurchaseOfUnsettledAgencyMortgageBackedSecurities	132025000	usd
CY2021	mfa	Payable For Purchase Of Unsettled Agency Mortgage Backed Securities PayableForPurchaseOfUnsettledAgencyMortgageBackedSecurities	0	usd
CY2020	mfa	Payable For Purchase Of Unsettled Agency Mortgage Backed Securities PayableForPurchaseOfUnsettledAgencyMortgageBackedSecurities	0	usd
CY2022	mfa	Deconsolidation Of Securitized Agency Eligible Investor Loans And Related Debt DeconsolidationOfSecuritizedAgencyEligibleInvestorLoansAndRelatedDebt	490952000	usd
CY2021	mfa	Deconsolidation Of Securitized Agency Eligible Investor Loans And Related Debt DeconsolidationOfSecuritizedAgencyEligibleInvestorLoansAndRelatedDebt	0	usd
CY2020	mfa	Deconsolidation Of Securitized Agency Eligible Investor Loans And Related Debt DeconsolidationOfSecuritizedAgencyEligibleInvestorLoansAndRelatedDebt	0	usd
CY2022	us-gaap	Nature Of Operations NatureOfOperations	Organization 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).
CY2022	mfa	Number Of Days Considered To Classify Loans Delinquent NumberOfDaysConsideredToClassifyLoansDelinquent	P60D
CY2022Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	334200000	usd
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	304700000	usd
CY2022Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	267100000	usd
CY2021Q4	us-gaap	Money Market Funds At Carrying Value MoneyMarketFundsAtCarryingValue	215800000	usd
CY2022Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	159900000	usd
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents RestrictedCashAndCashEquivalents	99800000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	12200000	usd
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	21400000	usd
CY2022Q4	mfa	Loans Including Fair Value Loans Credit Impaired Loans And Other Loans At Carrying Value LoansIncludingFairValueLoansCreditImpairedLoansAndOtherLoansAtCarryingValue	7500000000	usd
CY2021Q4	mfa	Loans Including Fair Value Loans Credit Impaired Loans And Other Loans At Carrying Value LoansIncludingFairValueLoansCreditImpairedLoansAndOtherLoansAtCarryingValue	7900000000	usd
CY2022Q4	us-gaap	Allowance For Loan And Lease Losses Real Estate AllowanceForLoanAndLeaseLossesRealEstate	35314000	usd
CY2021Q4	us-gaap	Allowance For Loan And Lease Losses Real Estate AllowanceForLoanAndLeaseLossesRealEstate	39447000	usd
CY2022Q4	mfa	Mortgage Loans On Real Estate Residential MortgageLoansOnRealEstateResidential	7518739000	usd
CY2021Q4	mfa	Mortgage Loans On Real Estate Residential MortgageLoansOnRealEstateResidential	7913000000	usd
CY2022Q4	mfa	Residential Whole Loans ResidentialWholeLoans	23843	loan
CY2021Q4	mfa	Residential Whole Loans ResidentialWholeLoans	24095	loan
CY2022	mfa	Financing Receivable Number Of Loan Securitizations FinancingReceivableNumberOfLoanSecuritizations	0	loan
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	39447000	usd
CY2022Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-3467000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	523000	usd
CY2022Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	35457000	usd
CY2022Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	1830000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	360000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	36927000	usd
CY2022Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	547000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	282000	usd
CY2022Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	37192000	usd
CY2022Q4	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-1576000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	302000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	35314000	usd
CY2020Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	86833000	usd
CY2021Q1	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-22372000	usd
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1217000	usd
CY2021Q1	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	63244000	usd
CY2021Q2	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-8583000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	400000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	54261000	usd
CY2021Q3	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-9626000	usd
CY2021Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	533000	usd
CY2021Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	44102000	usd
CY2021Q4	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	-3430000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1225000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	39447000	usd
CY2022Q4	us-gaap	Financing Receivable Originated In Current Fiscal Year FinancingReceivableOriginatedInCurrentFiscalYear	0	usd
CY2022Q4	us-gaap	Financing Receivable Originated In Fiscal Year Before Latest Fiscal Year FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear	64140000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Two Years Before Latest Fiscal Year FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear	234089000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Three Years Before Latest Fiscal Year FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear	636824000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Four Years Before Latest Fiscal Year FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear	300737000	usd
CY2022Q4	us-gaap	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear	590739000	usd
CY2022Q4	us-gaap	Notes Receivable Gross NotesReceivableGross	1826529000	usd
CY2022	mfa	Financing Receivable Originated In Fiscal Year Before Fiscal Year Gross Write Offs FinancingReceivableOriginatedInFiscalYearBeforeFiscalYearGrossWriteOffs	0	usd
CY2022	mfa	Financing Receivable Originated Two Years Before Latest Fiscal Year Gross Write Offs FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYearGrossWriteOffs	92000	usd
CY2022	mfa	Financing Receivable Originated Three Years Before Latest Fiscal Year Gross Write Offs FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYearGrossWriteOffs	572000	usd
CY2022	mfa	Financing Receivable Originated Four Years Before Latest Fiscal Year Gross Write Offs FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYearGrossWriteOffs	406000	usd
CY2022	mfa	Financing Receivable Originated Five Or More Years Before Latest Fiscal Year Gross Write Offs FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYearGrossWriteOffs	400000	usd
CY2022	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1470000	usd
CY2022	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-3230000	usd
CY2021	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	1607000	usd
CY2020	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-10486000	usd
CY2022	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	84000	usd
CY2021	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	0	usd
CY2020	us-gaap	Equity Securities Fv Ni Gain Loss EquitySecuritiesFvNiGainLoss	90408000	usd
CY2022	mfa	Impairment Of Securities ImpairmentOfSecurities	0	usd
CY2021	mfa	Impairment Of Securities ImpairmentOfSecurities	0	usd
CY2020	mfa	Impairment Of Securities ImpairmentOfSecurities	344269000	usd
CY2022	mfa	Impairment And Other Net Loss Gain On Securities ImpairmentAndOtherNetLossGainOnSecurities	3146000	usd
CY2021	mfa	Impairment And Other Net Loss Gain On Securities ImpairmentAndOtherNetLossGainOnSecurities	-1607000	usd
CY2020	mfa	Impairment And Other Net Loss Gain On Securities ImpairmentAndOtherNetLossGainOnSecurities	264347000	usd
CY2022	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-21921000	usd
CY2021	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	usd
CY2020	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	0	usd
CY2022	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	0	usd
CY2021	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	0	usd
CY2020	us-gaap	Realized Investment Gains Losses RealizedInvestmentGainsLosses	-5407000	usd
CY2022	mfa	Reversal Of Impairment Impairment Other Portfolio Investments ReversalOfImpairmentImpairmentOtherPortfolioInvestments	0	usd
CY2021	mfa	Reversal Of Impairment Impairment Other Portfolio Investments ReversalOfImpairmentImpairmentOtherPortfolioInvestments	-33956000	usd
CY2020	mfa	Reversal Of Impairment Impairment Other Portfolio Investments ReversalOfImpairmentImpairmentOtherPortfolioInvestments	80813000	usd
CY2022	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	0	usd
CY2021	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	38933000	usd
CY2020	us-gaap	Gain Loss On Sale Of Stock In Subsidiary Or Equity Method Investee GainLossOnSaleOfStockInSubsidiaryOrEquityMethodInvestee	0	usd
CY2022	mfa	Impairment And Other Losses Gains On Securities Available For Sale And Other Assets ImpairmentAndOtherLossesGainsOnSecuritiesAvailableForSaleAndOtherAssets	25067000	usd
CY2021	mfa	Impairment And Other Losses Gains On Securities Available For Sale And Other Assets ImpairmentAndOtherLossesGainsOnSecuritiesAvailableForSaleAndOtherAssets	-74496000	usd
CY2020	mfa	Impairment And Other Losses Gains On Securities Available For Sale And Other Assets ImpairmentAndOtherLossesGainsOnSecuritiesAvailableForSaleAndOtherAssets	350567000	usd
CY2022	us-gaap	Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	15660000	usd
CY2022	us-gaap	Gain Loss On Sales Of Mortgage Backed Securities Mbs GainLossOnSalesOfMortgageBackedSecuritiesMBS	84000	usd
CY2021	us-gaap	Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	0	usd
CY2021	us-gaap	Gain Loss On Sales Of Mortgage Backed Securities Mbs GainLossOnSalesOfMortgageBackedSecuritiesMBS	0	usd
CY2020	us-gaap	Proceeds From Sale Of Mortgage Backed Securities Mbs Categorized As Available For Sale ProceedsFromSaleOfMortgageBackedSecuritiesMBSCategorizedAsAvailableForSale	3774556000	usd
CY2020	us-gaap	Gain Loss On Sales Of Mortgage Backed Securities Mbs GainLossOnSalesOfMortgageBackedSecuritiesMBS	90408000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	46833000	usd
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	79607000	usd
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	392722000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	0	usd
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	389127000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Writedown Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Writedown Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax	0	usd
CY2020	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Writedown Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax	344269000	usd
CY2022	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	-25492000	usd
CY2021	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	-32774000	usd
CY2020	mfa	Other Comprehensive Income Loss Available For Sale Securities Adjustment Excluding Cumulative Effect Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentExcludingCumulativeEffectNetOfTaxPortionAttributableToParent	-313115000	usd
CY2022Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	21341000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	46833000	usd
CY2020Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	79607000	usd
CY2022Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	275656000	usd
CY2021Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	0	usd
CY2022Q4	us-gaap	Real Estate Investments RealEstateInvestments	130605000	usd
CY2021Q4	us-gaap	Real Estate Investments RealEstateInvestments	156223000	usd
CY2022Q4	us-gaap	Goodwill Goodwill	61076000	usd
CY2021Q4	us-gaap	Goodwill Goodwill	61076000	usd
CY2022Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	12200000	usd
CY2021Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	21400000	usd
CY2022Q4	mfa	Capital Contributions To Loan Origination Partners CapitalContributionsToLoanOriginationPartners	28308000	usd
CY2021Q4	mfa	Capital Contributions To Loan Origination Partners CapitalContributionsToLoanOriginationPartners	71673000	usd
CY2022Q4	us-gaap	Other Interest Earning Assets OtherInterestEarningAssets	63964000	usd
CY2021Q4	us-gaap	Other Interest Earning Assets OtherInterestEarningAssets	57522000	usd
CY2022Q4	us-gaap	Interest Receivable InterestReceivable	68704000	usd
CY2021Q4	us-gaap	Interest Receivable InterestReceivable	50191000	usd
CY2022Q4	mfa	Principal Receivable Advances Suspense Accounts And Other PrincipalReceivableAdvancesSuspenseAccountsAndOther	23463000	usd
CY2021Q4	mfa	Principal Receivable Advances Suspense Accounts And Other PrincipalReceivableAdvancesSuspenseAccountsAndOther	34191000	usd
CY2022Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	39459000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	39370000	usd
CY2022Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	62786000	usd
CY2021Q4	us-gaap	Prepaid Expense And Other Assets PrepaidExpenseAndOtherAssets	73910000	usd
CY2022Q4	us-gaap	Other Assets OtherAssets	766221000	usd
CY2021Q4	us-gaap	Other Assets OtherAssets	565556000	usd
CY2021Q4	mfa	Real Estate Held For Investment RealEstateHeldForInvestment	11300000	usd
CY2022Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	15800000	usd
CY2021Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	6600000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Discount Rate LesseeOperatingLeaseDiscountRate	0.075
CY2022Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	388	property
CY2022Q4	us-gaap	Real Estate Investments RealEstateInvestments	130600000	usd
CY2021Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	553	property
CY2021Q4	us-gaap	Real Estate Investments RealEstateInvestments	156200000	usd
CY2022Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	130100000	usd
CY2021Q4	us-gaap	Real Estate Investments RealEstateInvestments	156223000	usd
CY2020Q4	us-gaap	Real Estate Investments RealEstateInvestments	249699000	usd
CY2022	us-gaap	Real Estate Owned Valuation Allowance Amounts Applied RealEstateOwnedValuationAllowanceAmountsApplied	4255000	usd
CY2021	us-gaap	Real Estate Owned Valuation Allowance Amounts Applied RealEstateOwnedValuationAllowanceAmountsApplied	4772000	usd
CY2022	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	82911000	usd
CY2021	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	72304000	usd
CY2022	mfa	Real Estate Investments Additions RealEstateInvestmentsAdditions	978000	usd
CY2021	mfa	Real Estate Investments Additions RealEstateInvestmentsAdditions	2458000	usd
CY2022	mfa	Real Estate Investments Disposals RealEstateInvestmentsDisposals	105252000	usd
CY2021	mfa	Real Estate Investments Disposals RealEstateInvestmentsDisposals	163466000	usd
CY2022Q4	us-gaap	Real Estate Investments RealEstateInvestments	130605000	usd
CY2021Q4	us-gaap	Real Estate Investments RealEstateInvestments	156223000	usd
CY2022Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	388	property
CY2021Q4	us-gaap	Number Of Real Estate Properties NumberOfRealEstateProperties	553	property
CY2022	mfa	Gain Loss Recorded On Transfer From Residential Whole Loans To Real Estate Owned GainLossRecordedOnTransferFromResidentialWholeLoansToRealEstateOwned	-1200000	usd
CY2021	mfa	Gain Loss Recorded On Transfer From Residential Whole Loans To Real Estate Owned GainLossRecordedOnTransferFromResidentialWholeLoansToRealEstateOwned	-700000	usd
CY2022	mfa	Number Of Real Estate Properties Sold During Period NumberOfRealEstatePropertiesSoldDuringPeriod	416	property
CY2022	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	133800000	usd
CY2022	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	28700000	usd
CY2021	mfa	Number Of Real Estate Properties Sold During Period NumberOfRealEstatePropertiesSoldDuringPeriod	647	property
CY2021	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	187900000	usd
CY2021	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	23500000	usd
CY2022Q4	us-gaap	Equity Method Investments EquityMethodInvestments	28300000	usd
CY2022	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-21900000	usd
CY2022Q4	us-gaap	Derivative Notional Amount DerivativeNotionalAmount	3200000000	usd
CY2022	us-gaap	Derivative Average Remaining Maturity1 DerivativeAverageRemainingMaturity1	P42M
CY2022	us-gaap	Derivative Remaining Maturity1 DerivativeRemainingMaturity1	P78M
CY2022	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	52395000	usd
CY2021	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	34000	usd
CY2020	mfa	Derivatives Income On Swap Variable Receive Leg DerivativesIncomeOnSwapVariableReceiveLeg	933000	usd
CY2022	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	42353000	usd
CY2021	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	703000	usd
CY2020	mfa	Expense On Swap Fixed Pay Leg ExpenseOnSwapFixedPayLeg	1503000	usd
CY2022	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	2761000	usd
CY2021	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	0	usd
CY2020	mfa	Derivatives Price Alignment Expense On Margin Collateral Received DerivativesPriceAlignmentExpenseOnMarginCollateralReceived	0	usd
CY2022	us-gaap-supplement	Realized Gain Loss Security Sold Short Operating RealizedGainLossSecuritySoldShortOperating	39186000	usd
CY2021	us-gaap-supplement	Realized Gain Loss Security Sold Short Operating RealizedGainLossSecuritySoldShortOperating	2025000	usd
CY2020	us-gaap-supplement	Realized Gain Loss Security Sold Short Operating RealizedGainLossSecuritySoldShortOperating	0	usd
CY2022	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	255179000	usd
CY2021	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	1426000	usd
CY2020	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	-61249000	usd
CY2021Q4	us-gaap	Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax AociLossCashFlowHedgeCumulativeGainLossAfterTax	0	usd
CY2020Q4	us-gaap	Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax AociLossCashFlowHedgeCumulativeGainLossAfterTax	0	usd
CY2019Q4	us-gaap	Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax AociLossCashFlowHedgeCumulativeGainLossAfterTax	-22675000	usd
CY2022	mfa	Other Comprehensive Income Loss Amortization Of De Designated Hedging Instruments After Reclassification And Tax OtherComprehensiveIncomeLossAmortizationOfDeDesignatedHedgingInstrumentsAfterReclassificationAndTax	0	usd
CY2021	mfa	Other Comprehensive Income Loss Amortization Of De Designated Hedging Instruments After Reclassification And Tax OtherComprehensiveIncomeLossAmortizationOfDeDesignatedHedgingInstrumentsAfterReclassificationAndTax	0	usd
CY2020	mfa	Other Comprehensive Income Loss Amortization Of De Designated Hedging Instruments After Reclassification And Tax OtherComprehensiveIncomeLossAmortizationOfDeDesignatedHedgingInstrumentsAfterReclassificationAndTax	72802000	usd
CY2022Q4	us-gaap	Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax AociLossCashFlowHedgeCumulativeGainLossAfterTax	0	usd
CY2021Q4	us-gaap	Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax AociLossCashFlowHedgeCumulativeGainLossAfterTax	0	usd
CY2020Q4	us-gaap	Aoci Loss Cash Flow Hedge Cumulative Gain Loss After Tax AociLossCashFlowHedgeCumulativeGainLossAfterTax	0	usd
CY2022Q4	mfa	Financing Agreements Unpaid Principal Balance FinancingAgreementsUnpaidPrincipalBalance	7043944000	usd
CY2022Q4	mfa	Financing Agreements Fair Value And Carrying Value1 FinancingAgreementsFairValueAndCarryingValue1	6812086000	usd
CY2022Q4	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0346
CY2021Q4	mfa	Financing Agreements Unpaid Principal Balance FinancingAgreementsUnpaidPrincipalBalance	6377370000	usd
CY2021Q4	mfa	Financing Agreements Fair Value And Carrying Value1 FinancingAgreementsFairValueAndCarryingValue1	6378782000	usd
CY2021Q4	us-gaap	Debt Weighted Average Interest Rate DebtWeightedAverageInterestRate	0.0258
CY2022Q4	mfa	Repurchase Agreements Number Of Counterparties RepurchaseAgreementsNumberOfCounterparties	12	counterparty
CY2021Q4	mfa	Repurchase Agreements Number Of Counterparties RepurchaseAgreementsNumberOfCounterparties	14	counterparty
CY2022Q4	mfa	Repurchase Agreement Counterparty Risk As Percentage Of Stockholders Equity RepurchaseAgreementCounterpartyRiskAsPercentageOfStockholdersEquity	0.05
CY2022Q4	us-gaap	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral	8057175000	usd
CY2021Q4	us-gaap	Securities Sold Under Agreements To Repurchase Fair Value Of Collateral SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral	8019405000	usd
CY2022Q4	mfa	Pledged Financial Instruments Not Separately Reported Securities Pledged Aggregate Fair Value And Accrued Interest PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledgedAggregateFairValueAndAccruedInterest	30900000	usd
CY2021Q4	mfa	Pledged Financial Instruments Not Separately Reported Securities Pledged Aggregate Fair Value And Accrued Interest PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesPledgedAggregateFairValueAndAccruedInterest	25700000	usd
CY2022Q4	mfa	Payable For Purchase Of Unsettled Securities PayableForPurchaseOfUnsettledSecurities	132026000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	97655000	usd
CY2021Q4	mfa	Payable For Purchase Of Unsettled Securities PayableForPurchaseOfUnsettledSecurities	0	usd
CY2022Q4	mfa	Dividends And Dividend Equivalents Payable DividendsAndDividendEquivalentsPayable	35769000	usd
CY2021Q4	mfa	Dividends And Dividend Equivalents Payable DividendsAndDividendEquivalentsPayable	47751000	usd
CY2022Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	45314000	usd
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	44977000	usd
CY2022Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	23040000	usd
CY2021Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	9621000	usd
CY2022Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	75321000	usd
CY2021Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	115709000	usd
CY2022Q4	us-gaap	Other Liabilities OtherLiabilities	311470000	usd
CY2021Q4	us-gaap	Other Liabilities OtherLiabilities	218058000	usd
CY2022Q4	mfa	Real Estate Investment Trusts Reit Taxable Income Distribution Objective Percent RealEstateInvestmentTrustsREITTaxableIncomeDistributionObjectivePercent	1
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	2025000	usd
CY2021	us-gaap	Investment Company Distribution To Shareholders Per Share InvestmentCompanyDistributionToShareholdersPerShare	1.0512
CY2021Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	35796000	usd
CY2022Q4	mfa	Deferred Tax Assets Unrealized Mark To Market Impairments And Loss Provisions DeferredTaxAssetsUnrealizedMarkToMarketImpairmentsAndLossProvisions	12609000	usd
CY2021Q4	mfa	Deferred Tax Assets Unrealized Mark To Market Impairments And Loss Provisions DeferredTaxAssetsUnrealizedMarkToMarketImpairmentsAndLossProvisions	3753000	usd
CY2022Q4	mfa	Deferred Tax Assets Other Realized Unrealized Treatment Differences DeferredTaxAssetsOtherRealizedUnrealizedTreatmentDifferences	-28620000	usd
CY2021Q4	mfa	Deferred Tax Assets Other Realized Unrealized Treatment Differences DeferredTaxAssetsOtherRealizedUnrealizedTreatmentDifferences	12131000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	81644000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	51680000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	81644000	usd
CY2021Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	51680000	usd
CY2022Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	usd
CY2021Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	0	usd
CY2022Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards Domestic DeferredTaxAssetsOperatingLossCarryforwardsDomestic	382600000	usd
CY2022	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	-1309000	usd
CY2020	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1403000	usd
CY2022	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	263000	usd
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	644000	usd
CY2020	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	598000	usd
CY2022	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	-1046000	usd
CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2669000	usd
CY2020	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	2001000	usd
CY2022	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	166000	usd
CY2021	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	usd
CY2020	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	0	usd
CY2022	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	29000	usd
CY2021	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	usd
CY2020	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	0	usd
CY2022	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	195000	usd
CY2021	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	0	usd
CY2020	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	0	usd
CY2022	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-851000	usd
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2669000	usd
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2001000	usd
CY2022	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2020	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.210
CY2022	mfa	Effective Income Tax Rate Reconciliation Non Taxable Reit Income Dividends Paid Deduction EffectiveIncomeTaxRateReconciliationNonTaxableREITIncomeDividendsPaidDeduction	0.026
CY2021	mfa	Effective Income Tax Rate Reconciliation Non Taxable Reit Income Dividends Paid Deduction EffectiveIncomeTaxRateReconciliationNonTaxableREITIncomeDividendsPaidDeduction	-0.046
CY2020	mfa	Effective Income Tax Rate Reconciliation Non Taxable Reit Income Dividends Paid Deduction EffectiveIncomeTaxRateReconciliationNonTaxableREITIncomeDividendsPaidDeduction	0.001
CY2022	mfa	Effective Income Tax Rate Reconciliation Other Differences In Taxable Income Loss From Gaap EffectiveIncomeTaxRateReconciliationOtherDifferencesInTaxableIncomeLossFromGAAP	-0.130
CY2021	mfa	Effective Income Tax Rate Reconciliation Other Differences In Taxable Income Loss From Gaap EffectiveIncomeTaxRateReconciliationOtherDifferencesInTaxableIncomeLossFromGAAP	-0.047
CY2020	mfa	Effective Income Tax Rate Reconciliation Other Differences In Taxable Income Loss From Gaap EffectiveIncomeTaxRateReconciliationOtherDifferencesInTaxableIncomeLossFromGAAP	-0.144
CY2022	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0
CY2021	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0
CY2020	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0
CY2022	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.101
CY2021	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.111
CY2020	us-gaap	Effective Income Tax Rate Reconciliation Change In Deferred Tax Assets Valuation Allowance EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance	-0.069
CY2022	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.005
CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.006
CY2020	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	-0.002
CY2022	us-gaap	Operating Lease Expense OperatingLeaseExpense	6500000	usd
CY2021	us-gaap	Operating Lease Expense OperatingLeaseExpense	4000000	usd
CY2020	us-gaap	Operating Lease Expense OperatingLeaseExpense	3000000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	5748000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	5751000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	4888000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	4776000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	5055000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	46999000	usd
CY2022Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	73217000	usd
CY2022	mfa	Maximum Times Series B Receives No Dividends In Order For Voting Rights MaximumTimesSeriesBReceivesNoDividendsInOrderForVotingRights	6	quarter
CY2022Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.350
CY2022Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.440
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.440
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.440
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.440
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.400
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.400
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.300
CY2020Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.300
CY2022	us-gaap	Investment Company Distribution To Shareholders Per Share InvestmentCompanyDistributionToShareholdersPerShare	1.76
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.200
CY2022Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	35800000	usd
CY2022Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.44
CY2022Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.11
CY2021Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.44
CY2021Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
CY2021Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.40
CY2021Q1	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2021Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.11
CY2021Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.10
CY2021Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.10
CY2021Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.075
CY2021Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	47800000	usd
CY2020Q4	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.30
CY2020Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.20
CY2020Q3	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.075
CY2020Q4	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.05
CY2020Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	34000000	usd
CY2020Q4	mfa	Common Stock Dividends Capital Gains CommonStockDividendsCapitalGains	0.20
CY2020	us-gaap	Sale Of Stock Number Of Shares Issued In Transaction SaleOfStockNumberOfSharesIssuedInTransaction	0	shares
CY2022Q1	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250000000	usd
CY2020Q4	us-gaap	Stock Repurchase Program Authorized Amount1 StockRepurchaseProgramAuthorizedAmount1	250	usd
CY2022	mfa	Stock Repurchase Program Stock Repurchased And Retired During Period Shares StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodShares	6476746	shares
CY2021	mfa	Stock Repurchase Program Stock Repurchased And Retired During Period Shares StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodShares	5025374	shares
CY2020	mfa	Stock Repurchase Program Stock Repurchased And Retired During Period Shares StockRepurchaseProgramStockRepurchasedAndRetiredDuringPeriodShares	3521420	shares
CY2022	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	15.80
CY2021	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	17.04
CY2020	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	14.44
CY2022	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	102100000	usd
CY2021	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	85600000	usd
CY2020	us-gaap	Treasury Stock Value Acquired Cost Method TreasuryStockValueAcquiredCostMethod	50800000	usd
CY2022	mfa	Payments For Fees Related To Repurchase Of Shares PaymentsForFeesRelatedToRepurchaseOfShares	161000	usd
CY2021	mfa	Payments For Fees Related To Repurchase Of Shares PaymentsForFeesRelatedToRepurchaseOfShares	201000	usd
CY2020	mfa	Payments For Fees Related To Repurchase Of Shares PaymentsForFeesRelatedToRepurchaseOfShares	141000	usd
CY2020	mfa	Stock Repurchase Program Warrants Repurchased During Period Shares StockRepurchaseProgramWarrantsRepurchasedDuringPeriodShares	4398394	shares
CY2020Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	33700000	usd
CY2022Q4	us-gaap	Stock Repurchase Program Remaining Authorized Repurchase Amount1 StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1	202500000	usd
CY2020Q2	us-gaap	Class Of Warrant Or Right Number Of Securities Called By Warrants Or Rights ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights	9259777	shares
CY2020Q2	us-gaap	Proceeds From Issuance Or Sale Of Equity ProceedsFromIssuanceOrSaleOfEquity	495000000	usd
CY2020Q2	us-gaap	Proceeds From Issuance Of Senior Long Term Debt ProceedsFromIssuanceOfSeniorLongTermDebt	481000000	usd
CY2020Q2	us-gaap	Proceeds From Issuance Of Warrants ProceedsFromIssuanceOfWarrants	14000000	usd
CY2020Q4	us-gaap	Payments For Repurchase Of Warrants PaymentsForRepurchaseOfWarrants	33700000	usd
CY2020Q4	mfa	Warrants Repurchased Rate WarrantsRepurchasedRate	0.48
CY2020Q4	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	3100000	shares
CY2020Q4	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	6500000	usd
CY2022	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-24237000	usd
CY2022	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2022	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-24237000	usd
CY2021	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-31715000	usd
CY2021	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	0	usd
CY2021	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-31715000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	367840000	usd
CY2020	us-gaap	Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax	660594000	usd
CY2020	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-292754000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-231581000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	328870000	usd
CY2020	us-gaap	Net Income Loss NetIncomeLoss	-679390000	usd
CY2022	us-gaap	Dividends Preferred Stock DividendsPreferredStock	32875000	usd
CY2021	us-gaap	Dividends Preferred Stock DividendsPreferredStock	32875000	usd
CY2020	us-gaap	Dividends Preferred Stock DividendsPreferredStock	29796000	usd
CY2022	mfa	Participating Securities Distributed And Undistributed Earnings Loss Basic And Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasicAndDiluted	627000	usd
CY2021	mfa	Participating Securities Distributed And Undistributed Earnings Loss Basic And Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasicAndDiluted	1044000	usd
CY2020	mfa	Participating Securities Distributed And Undistributed Earnings Loss Basic And Diluted ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasicAndDiluted	229000	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-265083000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	294951000	usd
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-709415000	usd
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103153000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	110704000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113008000	shares
CY2022	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-2.57
CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.66
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-6.28
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-265083000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	294951000	usd
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-709415000	usd
CY2022	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	0	usd
CY2021	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	1044000	usd
CY2020	us-gaap	Undistributed Earnings Loss Available To Common Shareholders Diluted UndistributedEarningsLossAvailableToCommonShareholdersDiluted	0	usd
CY2022	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	0	usd
CY2021	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	15668000	usd
CY2020	us-gaap	Interest On Convertible Debt Net Of Tax InterestOnConvertibleDebtNetOfTax	0	usd
CY2022	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-265083000	usd
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	311663000	usd
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	-709415000	usd
CY2022	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	103153000	shares
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	110704000	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	113008000	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	757000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2022	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
CY2021	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	7230000	shares
CY2020	us-gaap	Incremental Common Shares Attributable To Conversion Of Debt Securities IncrementalCommonSharesAttributableToConversionOfDebtSecurities	0	shares
CY2022	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	103153000	shares
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	118691000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	113008000	shares
CY2022	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-2.57
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.63
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-6.28
CY2022	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	1700000	shares
CY2022	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	11338000	usd
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9043000	usd
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6723000	usd
CY2022	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-2646000	usd
CY2022Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	6060888000	usd
CY2022Q4	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	2435370000	usd
CY2021Q4	us-gaap	Assets Fair Value Disclosure AssetsFairValueDisclosure	5562034000	usd
CY2021Q4	us-gaap	Other Liabilities Fair Value Disclosure OtherLiabilitiesFairValueDisclosure	1316131000	usd
CY2022Q4	mfa	Other Real Estate Fair Value OtherRealEstateFairValue	82900000	usd
CY2021Q4	mfa	Other Real Estate Fair Value OtherRealEstateFairValue	72300000	usd
CY2022Q4	mfa	Loans Including Fair Value Loans Credit Impaired Loans And Other Loans At Carrying Value LoansIncludingFairValueLoansCreditImpairedLoansAndOtherLoansAtCarryingValue	7500000000	usd
CY2021Q4	mfa	Loans Including Fair Value Loans Credit Impaired Loans And Other Loans At Carrying Value LoansIncludingFairValueLoansCreditImpairedLoansAndOtherLoansAtCarryingValue	7900000000	usd
CY2022	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	482419000	usd
CY2022	us-gaap	Interest Expense InterestExpense	258843000	usd
CY2022	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	223576000	usd
CY2021	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	362302000	usd
CY2021	us-gaap	Interest Expense InterestExpense	120385000	usd
CY2022	us-gaap	Provision For Other Credit Losses ProvisionForOtherCreditLosses	28579000	usd
CY2022	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	197643000	usd
CY2022	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Fair Value MortgageLoansOnRealEstateGainLossOnLoansAtFairValue	-866762000	usd
CY2022	mfa	Impairment And Other Losses Gains On Securities Available For Sale And Other Assets ImpairmentAndOtherLossesGainsOnSecuritiesAvailableForSaleAndOtherAssets	25067000	usd
CY2022	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	25379000	usd
CY2022	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	255179000	usd
CY2022	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	290639000	usd
CY2022	mfa	Origination Servicing And Other Fee Income OriginationServicingAndOtherFeeIncome	46745000	usd
CY2022	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	9297000	usd
CY2022	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	-264590000	usd
CY2022	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	112540000	usd
CY2022	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	42894000	usd
CY2022	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	9200000	usd
CY2022	us-gaap	Net Income Loss NetIncomeLoss	-231581000	usd
CY2022	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	32875000	usd
CY2022	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	-264456000	usd
CY2021	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	241917000	usd
CY2021	mfa	Reversal Provision For Credit Losses On Residential Whole Loans ReversalProvisionForCreditLossesOnResidentialWholeLoans	-44863000	usd
CY2021	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	286780000	usd
CY2021	mfa	Mortgage Loans On Real Estate Gain Loss On Loans At Fair Value MortgageLoansOnRealEstateGainLossOnLoansAtFairValue	16243000	usd
CY2021	mfa	Impairment And Other Losses Gains On Securities Available For Sale And Other Assets ImpairmentAndOtherLossesGainsOnSecuritiesAvailableForSaleAndOtherAssets	-74496000	usd
CY2021	us-gaap	Gains Losses On Sales Of Investment Real Estate GainsLossesOnSalesOfInvestmentRealEstate	22838000	usd
CY2021	us-gaap	Gain Loss From Price Risk Management Activity GainLossFromPriceRiskManagementActivity	1426000	usd
CY2021	mfa	Fair Value Changes On Securitized Debt FairValueChangesOnSecuritizedDebt	15027000	usd
CY2021	mfa	Origination Servicing And Other Fee Income OriginationServicingAndOtherFeeIncome	22600000	usd
CY2021	us-gaap	Other Operating Income Expense Net OtherOperatingIncomeExpenseNet	12473000	usd
CY2021	mfa	Noninterest Income Loss Net NoninterestIncomeLossNet	165103000	usd
CY2021	us-gaap	General And Administrative Expense GeneralAndAdministrativeExpense	85546000	usd
CY2021	us-gaap	Other Cost And Expense Operating OtherCostAndExpenseOperating	30867000	usd
CY2021	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6600000	usd
CY2021	us-gaap	Net Income Loss NetIncomeLoss	328870000	usd
CY2021	us-gaap	Preferred Stock Dividends Income Statement Impact PreferredStockDividendsIncomeStatementImpact	32875000	usd
CY2021	mfa	Net Income Loss Available To Common Stockholders Basic And Participating Securities NetIncomeLossAvailableToCommonStockholdersBasicAndParticipatingSecurities	295995000	usd
CY2022Q4	us-gaap	Assets Assets	9112405000	usd
CY2021Q4	us-gaap	Assets Assets	9139688000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	35300000	usd
CY2022	mfa	Mortgage Loans On Real Estate Amortization Discount Accretion Net MortgageLoansOnRealEstateAmortizationDiscountAccretionNet	9798000	usd
CY2022	dei	Auditor Name AuditorName	KPMG LLP
CY2022	dei	Auditor Location AuditorLocation	New York, New York
CY2022	dei	Auditor Firm AuditorFirmId	185

Files In Submission

Name	View Source	Status
0001055160-23-000006-index-headers.html	Edgar Link	pending
0001055160-23-000006-index.html	Edgar Link	pending
0001055160-23-000006.txt	Edgar Link	pending
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exhibit21subsidiariesofthe.htm	Edgar Link	pending
exhibit231consentofkpmg123.htm	Edgar Link	pending
exhibit311certificationofc.htm	Edgar Link	pending
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FilingSummary.xml	Edgar Link	unprocessable
mfa-20221231_cal.xml	Edgar Link	unprocessable
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mfa-20221231_def.xml	Edgar Link	unprocessable
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mfa-20221231_htm.xml	Edgar Link	completed
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$MFA
MFA FINANCIAL, INC. Stock $mfa

2023 Q1 Form 10-K Financial Statement

#000105516023000006 Filed on February 24, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MFA MFA FINANCIAL, INC. Stock $mfa

2023 Q1 Form 10-K Financial Statement

#000105516023000006 Filed on February 24, 2023

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$MFA
MFA FINANCIAL, INC. Stock $mfa