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Residential Whole Loans - Interest Income Components (Details) - Residential whole loans, total or weighted average - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | $ 114,415 | $ 79,602 | $ 316,235 | $ 213,156
Purchased Credit Deteriorated Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 7,916 | 10,504 | 25,597 | 30,097
Performing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 87,767 | 48,394 | 232,370 | 124,327
Performing | Non-QM loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 40,658 | 23,891 | 108,121 | 68,047
Performing | Residential transition loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 19,342 | 9,918 | 49,389 | 23,914
Performing | Single-family rental loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 18,998 | 9,497 | 48,737 | 23,484
Performing | Seasoned performing loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 1,227 | 1,728 | 3,392 | 5,260
Performing | Agency eligible investor loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 7,542 | 3,360 | 22,731 | 3,622
Nonperforming |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 18,732 | 20,704 | 58,268 | 58,732
Carrying Value |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 27,231 | 41,551 | 85,785 | 134,169
Carrying Value | Purchased Credit Deteriorated Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 7,916 | 10,504 | 25,597 | 30,097
Carrying Value | Performing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 19,315 | 31,047 | 60,188 | 104,072
Carrying Value | Performing | Non-QM loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 13,646 | 17,437 | 39,041 | 59,789
Carrying Value | Performing | Residential transition loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 784 | 5,808 | 5,621 | 19,429
Carrying Value | Performing | Single-family rental loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 3,658 | 6,074 | 12,134 | 19,594
Carrying Value | Performing | Seasoned performing loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 1,227 | 1,728 | 3,392 | 5,260
Carrying Value | Performing | Agency eligible investor loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 0 | 0 | 0 | 0
Carrying Value | Nonperforming |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 0 | 0 | 0 | 0
Fair Value |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 87,184 | 38,051 | 230,450 | 78,987
Fair Value | Purchased Credit Deteriorated Loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 0 | 0 | 0 | 0
Fair Value | Performing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 68,452 | 17,347 | 172,182 | 20,255
Fair Value | Performing | Non-QM loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 27,012 | 6,454 | 69,080 | 8,258
Fair Value | Performing | Residential transition loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 18,558 | 4,110 | 43,768 | 4,485
Fair Value | Performing | Single-family rental loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 15,340 | 3,423 | 36,603 | 3,890
Fair Value | Performing | Seasoned performing loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 0 | 0 | 0 | 0
Fair Value | Performing | Agency eligible investor loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | 7,542 | 3,360 | 22,731 | 3,622
Fair Value | Nonperforming |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Interest income | $ 18,732 | $ 20,704 | $ 58,268 | $ 58,732

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- Definition The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.1) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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