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Summary of Significant Accounting Policies - Offsetting of Financial Assets, Liabilities, and Collateral (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Assets |  |  |
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet | [1] | $ 3,155 | $ 14,212
Liabilities |  |  |
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet | [1] | (5,849) | (33,828)
Total Liabilities |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | (199,207) | (502,314)
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | (199,207) | (502,314)
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | 198,496 | 472,852
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 706 | 28,878
Net Amount |  | (5) | (584)
Interest rate agreements |  |  |
Assets |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | 0 | 1,742
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | 0 | 1,742
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | 0 | 0
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 0 | 0
Net Amount |  | 0 | 1,742
TBAs |  |  |
Assets |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | 0 | 952
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | 0 | 952
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | 0 | (952)
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 0 | 0
Net Amount |  | 0 | 0
Liabilities |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | (5) | (27,020)
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | (5) | (27,020)
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | 0 | 952
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 0 | 25,484
Net Amount |  | (5) | (584)
Futures |  |  |
Assets |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | 1,840 | 0
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | 1,840 | 0
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | (1,716) | 0
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 0 | 0
Net Amount |  | 124 | 0
Liabilities |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | (2,422) | (3,394)
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | (2,422) | (3,394)
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | 1,716 | 0
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 706 | 3,394
Net Amount |  | 0 | 0
Interest Rate Agreement, TBAs, and Futures |  |  |
Assets |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | 1,840 | 2,694
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | 1,840 | 2,694
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | (1,716) | (952)
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 0 | 0
Net Amount |  | 124 | 1,742
Loan warehouse debt |  |  |
Loan warehouse debt and Security repurchase agreement |  |  |
Gross Amounts of Recognized Assets (Liabilities) |  | (196,780) | (471,900)
Gross Amounts Offset in Consolidated Balance Sheet |  | 0 | 0
Net Amounts of Assets (Liabilities) Presented in Consolidated Balance Sheet |  | (196,780) | (471,900)
Gross Amounts Not Offset in Consolidated Balance Sheet, Financial Instruments |  | 196,780 | 471,900
Gross Amounts Not Offset in Consolidated Balance Sheet, Cash Collateral (Received) Pledged |  | 0 | 0
Net Amount |  | $ 0 | $ 0
[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, 2024 and December 31, 2023, assets of consolidated VIEs totaled $11,850,461 and $10,988,885, respectively. At March 31, 2024 and December 31, 2023, liabilities of consolidated VIEs totaled $10,921,862 and $10,096,308, respectively. See Note 4 for further discussion.

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