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Principles of Consolidation - Assets and Liabilities of Consolidated Variable Interest Entities Accounted for as Collateralized Financing Entities (Details) $ in Thousands | Mar. 31, 2024 USD ($) Investment | Dec. 31, 2023 USD ($) Investment | Mar. 31, 2023 USD ($)
--- | --- | --- | ---
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments | [1] | $ 560,745 |  | $ 550,436 |  |
Other investments | [1] | 337,345 |  | 343,930 |  |
Cash and cash equivalents |  | 275,394 | [1] | 293,104 | [1] | $ 404,000
Accrued interest receivable |  | 79,491 |  | 69,072 |  |
Other assets | [1] | 333,631 |  | 351,109 |  |
Total Assets | [1] | 15,057,974 |  | 14,504,327 |  |
Short-term debt | [1] | 1,251,444 |  | 1,558,222 |  |
Accrued interest payable |  | 60,925 |  | 52,755 |  |
Accrued expenses and other liabilities | [1] | 241,191 |  | 216,803 |  |
Asset-backed securities issued | [1] | 10,628,189 |  | 9,811,880 |  |
Total liabilities | [1] | 13,833,811 |  | 13,301,634 |  |
CAFL |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of securities owned |  | 333,000 |  | 323,000 |  |
CAFL Bridge Loan Securitization |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of securities owned |  | 21,000 |  | 22,000 |  |
Freddie Mac SLST |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of securities owned |  | 271,000 |  | 274,000 |  |
Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Total Assets |  | 11,850,461 |  | 10,988,885 |  |
Total liabilities |  | 10,921,862 |  | 10,096,308 |  |
Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 314,184 |  | 305,717 |  |
Other investments |  | 247,308 |  | 257,489 |  |
Cash and cash equivalents |  | 16,902 |  | 9,482 |  |
Restricted cash |  | 33,904 |  | 44,905 |  |
Accrued interest receivable |  | 53,786 |  | 47,798 |  |
Other assets |  | 41,493 |  | 24,443 |  |
Total Assets |  | 11,850,461 |  | 10,988,885 |  |
Short-term debt |  | 147,342 |  | 153,653 |  |
Accrued interest payable |  | 38,335 |  | 33,932 |  |
Accrued expenses and other liabilities |  | 107,996 |  | 96,843 |  |
Asset-backed securities issued |  | 10,628,189 |  | 9,811,880 |  |
Total liabilities |  | 10,921,862 |  | 10,096,308 |  |
Value of our investments in VIEs |  | $ 922,350 |  | $ 885,770 |  |
Number of VIEs | Investment |  | 75 |  | 72 |  |
Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 7,104,886 |  | $ 6,139,445 |  |
Residential investor loans, held-for-investment |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans | [1] | 4,901,443 |  | 5,040,048 |  |
Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 3,615,210 |  | 3,734,321 |  |
Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 422,788 |  | 425,285 |  |
Legacy Sequoia | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Cash and cash equivalents |  | 0 |  | 0 |  |
Restricted cash |  | 70 |  | 68 |  |
Accrued interest receivable |  | 310 |  | 332 |  |
Other assets |  | 0 |  | 0 |  |
Total Assets |  | 132,239 |  | 140,139 |  |
Short-term debt |  | 0 |  | 0 |  |
Accrued interest payable |  | 283 |  | 303 |  |
Accrued expenses and other liabilities |  | 0 |  | 0 |  |
Asset-backed securities issued |  | 130,875 |  | 138,530 |  |
Total liabilities |  | 131,158 |  | 138,833 |  |
Value of our investments in VIEs |  | $ 984 |  | $ 1,209 |  |
Number of VIEs | Investment |  | 20 |  | 20 |  |
Legacy Sequoia | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 131,859 |  | $ 139,739 |  |
Legacy Sequoia | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Legacy Sequoia | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Sequoia | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Cash and cash equivalents |  | 0 |  | 0 |  |
Restricted cash |  | 94 |  | 95 |  |
Accrued interest receivable |  | 24,520 |  | 19,697 |  |
Other assets |  | 0 |  | 0 |  |
Total Assets |  | 5,664,955 |  | 4,660,256 |  |
Short-term debt |  | 0 |  | 0 |  |
Accrued interest payable |  | 21,428 |  | 15,990 |  |
Accrued expenses and other liabilities |  | 0 |  | 0 |  |
Asset-backed securities issued |  | 5,423,137 |  | 4,430,130 |  |
Total liabilities |  | 5,444,565 |  | 4,446,120 |  |
Value of our investments in VIEs |  | $ 217,299 |  | $ 210,429 |  |
Number of VIEs | Investment |  | 25 |  | 22 |  |
Sequoia | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 5,640,341 |  | $ 4,640,464 |  |
Sequoia | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Sequoia | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
CAFL | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Cash and cash equivalents |  | 0 |  | 0 |  |
Restricted cash |  | 25,613 |  | 33,921 |  |
Accrued interest receivable |  | 20,462 |  | 20,806 |  |
Other assets |  | 32,382 |  | 14,886 |  |
Total Assets |  | 3,693,667 |  | 3,803,934 |  |
Short-term debt |  | 0 |  | 0 |  |
Accrued interest payable |  | 10,653 |  | 11,537 |  |
Accrued expenses and other liabilities |  | 6,316 |  | 2,734 |  |
Asset-backed securities issued |  | 3,228,804 |  | 3,362,978 |  |
Total liabilities |  | 3,245,773 |  | 3,377,249 |  |
Value of our investments in VIEs |  | $ 445,332 |  | $ 424,136 |  |
Number of VIEs | Investment |  | 21 |  | 21 |  |
CAFL | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 0 |  | $ 0 |  |
CAFL | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 3,615,210 |  | 3,734,321 |  |
CAFL | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Freddie Mac SLST | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Cash and cash equivalents |  | 0 |  | 0 |  |
Restricted cash |  | 0 |  | 0 |  |
Accrued interest receivable |  | 4,759 |  | 4,821 |  |
Other assets |  | 3,178 |  | 3,158 |  |
Total Assets |  | 1,340,623 |  | 1,367,221 |  |
Short-term debt |  | 0 |  | 0 |  |
Accrued interest payable |  | 4,391 |  | 4,496 |  |
Accrued expenses and other liabilities |  | 0 |  | 0 |  |
Asset-backed securities issued |  | 1,235,810 |  | 1,265,777 |  |
Total liabilities |  | 1,240,201 |  | 1,270,273 |  |
Value of our investments in VIEs |  | $ 100,053 |  | $ 96,623 |  |
Number of VIEs | Investment |  | 3 |  | 3 |  |
Freddie Mac SLST | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 1,332,686 |  | $ 1,359,242 |  |
Freddie Mac SLST | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Freddie Mac SLST | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Freddie Mac K-Series | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 0 |  | 0 |  |
Cash and cash equivalents |  | 0 |  | 0 |  |
Restricted cash |  | 0 |  | 0 |  |
Accrued interest receivable |  | 1,314 |  | 1,320 |  |
Other assets |  | 0 |  | 0 |  |
Total Assets |  | 424,102 |  | 426,605 |  |
Short-term debt |  | 0 |  | 0 |  |
Accrued interest payable |  | 1,184 |  | 1,190 |  |
Accrued expenses and other liabilities |  | 0 |  | 0 |  |
Asset-backed securities issued |  | 389,238 |  | 391,977 |  |
Total liabilities |  | 390,422 |  | 393,167 |  |
Value of our investments in VIEs |  | $ 33,550 |  | $ 33,308 |  |
Number of VIEs | Investment |  | 1 |  | 1 |  |
Freddie Mac K-Series | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 0 |  | $ 0 |  |
Freddie Mac K-Series | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Freddie Mac K-Series | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 422,788 |  | 425,285 |  |
Servicing Investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 0 |  | 0 |  |
Other investments |  | 247,308 |  | 257,489 |  |
Cash and cash equivalents |  | 16,902 |  | 9,482 |  |
Restricted cash |  | 0 |  | 0 |  |
Accrued interest receivable |  | 2,421 |  | 822 |  |
Other assets |  | 5,834 |  | 6,337 |  |
Total Assets |  | 272,465 |  | 274,130 |  |
Short-term debt |  | 147,342 |  | 153,653 |  |
Accrued interest payable |  | 396 |  | 416 |  |
Accrued expenses and other liabilities |  | 36,802 |  | 34,357 |  |
Asset-backed securities issued |  | 0 |  | 0 |  |
Total liabilities |  | 184,540 |  | 188,426 |  |
Value of our investments in VIEs |  | $ 87,925 |  | $ 85,704 |  |
Number of VIEs | Investment |  | 3 |  | 3 |  |
Servicing Investment | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | $ 0 |  | $ 0 |  |
Servicing Investment | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
Servicing Investment | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
HEI | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Home equity investments |  | 314,184 |  | 305,717 |  |
Other investments |  | 0 |  | 0 |  |
Cash and cash equivalents |  | 0 |  | 0 |  |
Restricted cash |  | 8,127 |  | 10,821 |  |
Accrued interest receivable |  | 0 |  | 0 |  |
Other assets |  | 99 |  | 62 |  |
Total Assets |  | 322,410 |  | 316,600 |  |
Short-term debt |  | 0 |  | 0 |  |
Accrued interest payable |  | 0 |  | 0 |  |
Accrued expenses and other liabilities |  | 64,878 |  | 59,752 |  |
Asset-backed securities issued |  | 220,325 |  | 222,488 |  |
Total liabilities |  | 285,203 |  | 282,240 |  |
Value of our investments in VIEs |  | $ 37,207 |  | $ 34,361 |  |
Number of VIEs | Investment |  | 2 |  | 2 |  |
Fair value of securities owned |  | $ 37,000 |  |  |  |
HEI | Residential consumer loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | $ 0 |  |
HEI | Residential investor loans, held-for-investment | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |  |
Fair value of loans |  | 0 |  | 0 |  |
HEI | Consolidated Agency multifamily loans | Variable Interest Entity, Primary Beneficiary | Collateralized Financing Entities |  |  |  |  |  |
Variable Interest Entity [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 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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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. 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