Servicing Investments - Schedule of Components of Servicing Investments (Details) - USD ($) $ in Thousands		Jun. 30, 2026	Dec. 31, 2025
Net Investment Income [Line Items]
Mortgage servicing rights	[1]	$ 290,825	$ 302,230
Servicer advance investments, at fair value
Net Investment Income [Line Items]
Mortgage servicing rights		208,754	231,227
Excess MSRs, at fair value
Net Investment Income [Line Items]
Mortgage servicing rights		40,272	37,971
MSRs, at fair value
Net Investment Income [Line Items]
Mortgage servicing rights		$ 41,799	$ 33,032

[1] Our consolidated balance sheets include assets of consolidated variable interest entities (“VIEs”) that can only be used to settle obligations of these VIEs and liabilities of consolidated VIEs for which creditors do not have recourse to Redwood Trust, Inc. or its affiliates. At June 30, 2026 and December 31, 2025, assets of consolidated VIEs totaled $24,372,361 and $18,927,094, respectively. At June 30, 2026 and December 31, 2025, liabilities of consolidated VIEs totaled $22,877,902 and $17,850,175, respectively. See Note 16 for further discussion.