XML 95 R84.htm IDEA: XBRL DOCUMENT v3.24.3

Derivative Financial Instruments - Schedule of Fair Value and Notional Amount of Derivatives (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Derivative [Line Items]
Fair Value	$ 70,956	$ (19,616)
Notional Amount	9,552,606	2,628,677
Derivative Liabilities
Derivative [Line Items]
Fair Value	(7,977)	(33,828)
Notional Amount	1,778,170	1,977,483
Derivative Liabilities | TBAs
Derivative [Line Items]
Fair Value	0	(27,020)
Notional Amount	0	1,405,000
Derivative Liabilities | Interest rate futures
Derivative [Line Items]
Fair Value	(4,143)	(3,394)
Notional Amount	1,076,400	141,500
Derivative Liabilities | LPCs and IRLCs
Derivative [Line Items]
Fair Value	(3,834)	(3,414)
Notional Amount	701,770	430,983
Derivative Assets
Derivative [Line Items]
Fair Value	78,933	14,212
Notional Amount	7,774,436	651,194
Derivative Assets | Interest rate swaps
Derivative [Line Items]
Fair Value	0	1,742
Notional Amount	0	50,000
Derivative Assets | TBAs
Derivative [Line Items]
Fair Value	195	952
Notional Amount	125,000	385,000
Derivative Assets | Interest rate futures
Derivative [Line Items]
Fair Value	5,622	0
Notional Amount	715,900	0
Derivative Assets | Swaptions
Derivative [Line Items]
Fair Value	70,151	0
Notional Amount	6,295,000	0
Derivative Assets | LPCs and IRLCs
Derivative [Line Items]
Fair Value	2,965	11,518
Notional Amount	$ 638,536	$ 216,194

X

- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-10

+ Details

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

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480237/815-40-50-5

+ Details

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

X

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1B

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1A
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1A

+ Details

Name:	us-gaap_DerivativeNotionalAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_FairValueByLiabilityClassAxis=us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=rwt_ToBeAnnouncedContractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_FutureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_LoanPurchaseCommitmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByAssetClassAxis=us-gaap_DerivativeFinancialInstrumentsAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwaptionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: