Real Estate Securities - Fair Values of Real Estate Securities (Details) - USD ($) $ in Thousands		Mar. 31, 2023	Dec. 31, 2022
Investments, Debt and Equity Securities [Abstract]
Trading		$ 108,366	$ 108,329
Available-for-sale		134,980	132,146
Total Real Estate Securities	[1]	$ 243,346	$ 240,475

[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, 2023 and December 31, 2022, assets of consolidated VIEs totaled $9,836,956 and $9,257,291, respectively. At March 31, 2023 and December 31, 2022, liabilities of consolidated VIEs totaled $8,729,585 and $8,270,276, respectively. See Note 4 for further discussion.