XML 60 R49.htm IDEA: XBRL DOCUMENT v3.24.2.u1

Residential Whole Loans - Allowance for Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Dec. 31, 2023
Unfunded Loan Commitment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Ending balance	$ 0		$ 44		$ 0
Commitment to lend, unfunded	1,700		6,000		1,700
Residential whole loan
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	19,612	$ 20,451	33,062	$ 35,314	20,451
Current provision/(reversal)	(1,079)	(460)	265	315
Write-offs	(5,262)	(379)	(2,292)	(2,567)
Ending balance	13,271	19,612	31,035	33,062	13,271
Residential whole loan | Business purpose loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Loans	4,017,444				4,017,444	$ 3,996,292
Residential whole loan | Business purpose loans | Single-family transitional loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,699	2,588	3,626	5,223	2,588
Current provision/(reversal)	(317)	(473)	999	406
Write-offs	(81)	(416)	(1,785)	(2,003)
Ending balance	1,301	1,699	2,840	3,626	1,301
Residential whole loan | Business purpose loans | Single-family transitional loans | Collateral Dependent Methodology
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Loans	20,400		35,200		20,400
Residential whole loan | Business purpose loans | Single-family rental loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	4,642	4,355	1,340	1,277	4,355
Current provision/(reversal)	978	228	(103)	514
Write-offs	(5,011)		0	(451)
Write-offs		59
Ending balance	609	4,642	1,237	1,340	609
Loans	1,643,690				1,643,690	1,634,796
Residential whole loan | Non-QM loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	1,681	1,870	7,145	7,359	1,870
Current provision/(reversal)	(326)	(189)	(233)	(214)
Write-offs	0	0	(206)	0
Ending balance	1,355	1,681	6,706	7,145	1,355
Loans	3,995,591				3,995,591	3,805,577
Residential whole loan | Legacy RPL/NPL loans
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	11,590	11,638	20,951	21,455	11,638
Current provision/(reversal)	(1,414)	(26)	(398)	(391)
Write-offs	(170)	(22)	(301)	(113)
Ending balance	10,006	$ 11,590	20,252	$ 20,951	10,006
Loans	1,133,056				1,133,056	$ 1,204,095
Residential whole loan | Legacy RPL/NPL loans | Collateral Dependent Methodology
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Loans	$ 44,400		$ 55,500		$ 44,400

X

- Definition

Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, Net Of Recovery

+ References

No definition available.

+ Details

Name:	mfa_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoffNetOfRecovery
Namespace Prefix:	mfa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-6

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of commitment to lend additional funds to debtor experiencing financial difficulty for which creditor has modified terms of financing receivable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481746/310-40-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 36
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-36

+ Details

Name:	us-gaap_LoansAndLeasesReceivableImpairedCommitmentToLend
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_UnfundedLoanCommitmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentAxis=mfa_ResidentialWholeLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=mfa_BusinessPurposeLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=mfa_SingleFamilyTransitionalLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_InternalCreditAssessmentAxis=mfa_CollateralDependentMethodologyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis=mfa_SingleFamilyRentalLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=mfa_NonQMLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=mfa_LegacyReperformingAndNonPerformingLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: