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Fair Value of Financial Instruments - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024 | Jun. 30, 2024
--- | --- | --- | ---
Assets |  |  |  |  |  |
Strategic investments |  | $ 3,460 |  | $ 3,460 |  |
Derivative assets | [1] | 219,797 |  | 46,003 |  |
Total Assets |  | 21,333,020 | [1] | 18,258,344 | [1] | $ 16,491,104
Liabilities |  |  |  |  |  |
ABS issued |  | 15,714,392 |  | 12,879,530 |  |
Derivative liabilities | [1] | 68,826 |  | 23,660 |  |
Total liabilities | [1] | 20,279,557 |  | 17,070,481 |  |
Level 3 |  |  |  |  |  |
Assets |  |  |  |  |  |
Total Assets |  | 20,106,330 |  |  |  |
Liabilities |  |  |  |  |  |
Total liabilities |  | 15,842,004 |  |  |  |
Fair Value, Measurements, Recurring |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential investor loans |  | 4,313,935 |  | 4,587,090 |  |
Consolidated Agency multifamily loans |  | 423,097 |  | 424,597 |  |
HEI |  | 587,636 |  | 589,785 |  |
Trading |  | 150,498 |  | 193,749 |  |
AFS |  | 114,499 |  | 211,474 |  |
Servicing investments |  | 298,004 |  | 297,683 |  |
Strategic investments |  | 3,460 |  | 3,460 |  |
Derivative assets |  | 219,797 |  | 46,003 |  |
Total Assets |  | 20,312,819 |  | 17,431,664 |  |
Liabilities |  |  |  |  |  |
ABS issued |  | 15,714,392 |  | 12,879,530 |  |
Derivative liabilities |  | 68,826 |  | 23,660 |  |
Non-controlling interest |  | 127,612 |  | 99,510 |  |
Total liabilities |  | 15,910,830 |  | 13,002,700 |  |
Fair Value, Measurements, Recurring | Level 1 |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential investor loans |  | 0 |  | 0 |  |
Consolidated Agency multifamily loans |  | 0 |  | 0 |  |
HEI |  | 0 |  | 0 |  |
Trading |  | 0 |  | 0 |  |
AFS |  | 0 |  | 0 |  |
Servicing investments |  | 0 |  | 0 |  |
Strategic investments |  | 0 |  | 0 |  |
Derivative assets |  | 81,125 |  | 16,446 |  |
Total Assets |  | 81,125 |  | 16,446 |  |
Liabilities |  |  |  |  |  |
ABS issued |  | 0 |  | 0 |  |
Derivative liabilities |  | 57,461 |  | 23,164 |  |
Non-controlling interest |  | 0 |  | 0 |  |
Total liabilities |  | 57,461 |  | 23,164 |  |
Fair Value, Measurements, Recurring | Level 2 |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential investor loans |  | 0 |  | 0 |  |
Consolidated Agency multifamily loans |  | 0 |  | 0 |  |
HEI |  | 0 |  | 0 |  |
Trading |  | 0 |  | 0 |  |
AFS |  | 0 |  | 0 |  |
Servicing investments |  | 0 |  | 0 |  |
Strategic investments |  | 0 |  | 0 |  |
Derivative assets |  | 124,518 |  | 23,738 |  |
Total Assets |  | 124,518 |  | 23,738 |  |
Liabilities |  |  |  |  |  |
ABS issued |  | 0 |  | 0 |  |
Derivative liabilities |  | 10,519 |  | 0 |  |
Non-controlling interest |  | 0 |  | 0 |  |
Total liabilities |  | 10,519 |  | 0 |  |
Fair Value, Measurements, Recurring | Level 3 |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential investor loans |  | 4,313,935 |  | 4,587,090 |  |
Consolidated Agency multifamily loans |  | 423,097 |  | 424,597 |  |
HEI |  | 587,636 |  | 589,785 |  |
Trading |  | 150,498 |  | 193,749 |  |
AFS |  | 114,499 |  | 211,474 |  |
Servicing investments |  | 298,004 |  | 297,683 |  |
Strategic investments |  | 3,460 |  | 3,460 |  |
Derivative assets |  | 14,154 |  | 5,819 |  |
Total Assets |  | 20,107,176 |  | 17,391,480 |  |
Liabilities |  |  |  |  |  |
ABS issued |  | 15,714,392 |  | 12,879,530 |  |
Derivative liabilities |  | 846 |  | 496 |  |
Non-controlling interest |  | 127,612 |  | 99,510 |  |
Total liabilities |  | 15,842,850 |  | 12,979,536 |  |
Fair Value, Measurements, Recurring | Residential Consumer Loans |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential consumer loans |  | 14,201,893 |  | 11,077,823 |  |
Fair Value, Measurements, Recurring | Residential Consumer Loans | Level 1 |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential consumer loans |  | 0 |  | 0 |  |
Fair Value, Measurements, Recurring | Residential Consumer Loans | Level 2 |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential consumer loans |  | 0 |  | 0 |  |
Fair Value, Measurements, Recurring | Residential Consumer Loans | Level 3 |  |  |  |  |  |
Assets |  |  |  |  |  |
Residential consumer loans |  | $ 14,201,893 |  | $ 11,077,823 |  |
[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, 2025 and December 31, 2024, assets of consolidated VIEs totaled $17,484,443 and $14,654,942, respectively. At June 30, 2025 and December 31, 2024, liabilities of consolidated VIEs totaled $16,386,516 and $13,620,239, respectively. See Note 16 for further discussion.

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