Other Assets and Liabilities - Schedule of Components of Other Assets (Details) - USD ($) $ in Thousands		Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Accrued interest receivable		$ 130,955	$ 115,832
Margin receivable		33,439	28,313
Investment receivable		38,082	69,793
Real estate owned		124,270	91,927	$ 93,599
Deferred tax asset		12,352	27,145
Intangible assets		10,623	19,049
Operating lease right-of-use assets		8,902	9,167
Fixed assets and leasehold improvements		6,354	4,674
Other		48,545	49,817
Total Other Assets	[1]	413,522	415,717
Fixed assets		21,000	17,000
Accumulated depreciation		$ 14,000	$ 12,000

[1] Our consolidated balance sheets include assets of 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 December 31, 2025 and 2024, assets of consolidated VIEs totaled $18,927,094 and $14,654,942, respectively. At December 31, 2025 and 2024, liabilities of consolidated VIEs totaled $17,850,175 and $13,620,239, respectively. See Note 15 for further discussion.