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Asset-Backed Securities Issued - Accrued Interest Payable (Details) - Asset-backed securities issued - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2021
Debt Instrument [Line Items] |  |
Total Accrued Interest Payable on ABS Issued | $ 25,627 | $ 25,401
Legacy Sequoia |  |
Debt Instrument [Line Items] |  |
Total Accrued Interest Payable on ABS Issued | 223 | 99
Sequoia |  |
Debt Instrument [Line Items] |  |
Total Accrued Interest Payable on ABS Issued | 9,003 | 8,452
CAFL |  |
Debt Instrument [Line Items] |  |
Total Accrued Interest Payable on ABS Issued | 11,202 | 11,030
Freddie Mac SLST |  |
Debt Instrument [Line Items] |  |
Total Accrued Interest Payable on ABS Issued | 4,026 | 4,630
Freddie Mac K-Series |  |
Debt Instrument [Line Items] |  |
Total Accrued Interest Payable on ABS Issued | $ 1,173 | $ 1,190

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