XML 107 R95.htm IDEA: XBRL DOCUMENT v3.7.0.1

Asset-Backed Securities Issued - Summary of Carrying Value Components of Collateral for Asset-Backed Securities Issued and Outstanding (Details) - Sequoia - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Financial Instruments Owned and Pledged as Collateral [Line Items]
Collateral for ABS Issued	$ 713,404	$ 798,317
Residential loans
Financial Instruments Owned and Pledged as Collateral [Line Items]
Collateral for ABS Issued	707,686	791,636
Restricted cash
Financial Instruments Owned and Pledged as Collateral [Line Items]
Collateral for ABS Issued	148	148
Accrued interest receivable
Financial Instruments Owned and Pledged as Collateral [Line Items]
Collateral for ABS Issued	925	1,000
REO
Financial Instruments Owned and Pledged as Collateral [Line Items]
Collateral for ABS Issued	$ 4,645	$ 5,533

X

- Definition

The carrying value of collateral as of the balance sheet date for the asset-backed securities issued.

+ References

No definition available.

+ Details

Name:	rwt_CollateralForAssetBackedSecuritiesIssued
Namespace Prefix:	rwt_
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

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=rwt_SequoiaSecuritizationEntitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralAxis=rwt_ResidentialLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralAxis=us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralAxis=rwt_InterestReceivableMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralAxis=rwt_OtherRealEstateOwnedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: