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Segment Information - Schedule of Supplemental Information by Segment (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Segment Reporting Information [Line Items] |  |  |  |  |  |
Real estate securities | [1] | $ 127,797 |  | $ 240,475 |  |
Home equity investments | [1] | 550,436 |  | 403,462 |  |
Other investments | [1] | 343,930 |  | 390,938 |  |
Goodwill |  | 23,373 | [1] | 23,373 | [1] | $ 0
Intangible assets |  | 28,462 |  | 40,892 |  |
Total Assets | [1] | 14,504,327 |  | 13,030,899 |  |
Residential loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 7,050,637 |  | 5,613,188 |  |
Business Purpose Loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 5,220,298 |  | 5,332,586 |  |
Multifamily securities |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 425,285 |  | 424,551 |  |
Operating Segments | Residential Consumer Mortgage Banking |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Real estate securities |  | 4,995 |  | 0 |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Goodwill |  | 0 |  | 0 |  |
Intangible assets |  | 0 |  | 0 |  |
Total Assets |  | 971,535 |  | 660,916 |  |
Operating Segments | Residential Consumer Mortgage Banking | Residential loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 911,192 |  | 628,160 |  |
Operating Segments | Residential Consumer Mortgage Banking | Business Purpose Loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Operating Segments | Residential Consumer Mortgage Banking | Multifamily securities |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Operating Segments | Residential Investor Mortgage Banking |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Real estate securities |  | 0 |  | 0 |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Goodwill |  | 23,373 |  | 23,373 |  |
Intangible assets |  | 28,462 |  | 40,892 |  |
Total Assets |  | 293,225 |  | 487,159 |  |
Operating Segments | Residential Investor Mortgage Banking | Residential loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Operating Segments | Residential Investor Mortgage Banking | Business Purpose Loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 180,250 |  | 364,073 |  |
Operating Segments | Residential Investor Mortgage Banking | Multifamily securities |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Operating Segments | Investment Portfolio |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Real estate securities |  | 122,802 |  | 240,475 |  |
Home equity investments |  | 550,323 |  | 403,462 |  |
Other investments |  | 287,822 |  | 334,420 |  |
Goodwill |  | 0 |  | 0 |  |
Intangible assets |  | 0 |  | 0 |  |
Total Assets |  | 12,718,201 |  | 11,303,991 |  |
Operating Segments | Investment Portfolio | Residential loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 5,999,706 |  | 4,800,096 |  |
Operating Segments | Investment Portfolio | Business Purpose Loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 5,040,048 |  | 4,968,513 |  |
Operating Segments | Investment Portfolio | Multifamily securities |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 425,285 |  | 424,551 |  |
Corporate/ Other |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Real estate securities |  | 0 |  | 0 |  |
Home equity investments |  | 113 |  |  |  |
Other investments |  | 56,108 |  | 56,518 |  |
Goodwill |  | 0 |  | 0 |  |
Intangible assets |  | 0 |  | 0 |  |
Total Assets |  | 521,366 |  | 578,833 |  |
Corporate/ Other | Residential loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 139,739 |  | 184,932 |  |
Corporate/ Other | Business Purpose Loans |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Corporate/ Other | Multifamily securities |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 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 December 31, 2023 and 2022, assets of consolidated VIEs totaled $10,988,885 and $9,257,291, respectively. At December 31, 2023 and 2022, liabilities of consolidated VIEs totaled $10,096,308 and $8,270,276, respectively. See Note 4 for further discussion.

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