Other Investments - Summary of Other Investments (Details) - USD ($) $ in Thousands		Mar. 31, 2022	Dec. 31, 2021
Net Investment Income [Line Items]
Servicing asset, fair value		$ 265,949	$ 310,953
Other Investments	[1]	635,581	641,969
Residential Loans
Net Investment Income [Line Items]
Servicing asset, fair value		302,837	350,923
HEIs
Net Investment Income [Line Items]
Servicing asset, fair value		227,133	192,740
Strategic Investments
Net Investment Income [Line Items]
Servicing asset, fair value		40,524	35,702
Excess MSRs
Net Investment Income [Line Items]
Servicing asset, fair value		43,023	44,231
Mortgage servicing rights
Net Investment Income [Line Items]
Servicing asset, fair value		19,739	12,438
Other
Net Investment Income [Line Items]
Loans held for investment		$ 2,325	$ 5,935

[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 March 31, 2022 and December 31, 2021, assets of consolidated VIEs totaled $10,250,802 and $10,661,081, respectively. At March 31, 2022 and December 31, 2021, liabilities of consolidated VIEs totaled $9,202,156 and $9,619,347, respectively. See Note 4 for further discussion.