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SECURED FINANCING - Narrative (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Repurchase Agreements: |  |  |
Netted amounts | $ 64,693,821 | $ 59,512,597 | [1]
Repurchase agreements, weighted average remaining maturities | 52 days | 27 days |
Repurchase agreement amount | $ 2,000,000 |  |
Remaining capacity of repurchase agreement | 1,200,000 |  |
Other secured financing | $ 500,000 | $ 250,000 | [1]
Debt weighted average interest rate | 8.08% |  |
Secured financings and interest rate swaps - collateral held, estimated fair value | $ 67,900,000 | 62,200,000 |
Secured financings and interest rate swaps - collateral held, accrued interest | 284,100 | $ 226,400 |
Line of Credit | Mortgage Servicing Rights Committed Credit Facility |  |  |
Repurchase Agreements: |  |  |
Credit facility, maximum borrowing capacity | $ 750,000 |  |
Minimum |  |  |
Repurchase Agreements: |  |  |
Debt instrument, maturity | 1 year |  |
Maximum |  |  |
Repurchase Agreements: |  |  |
Debt instrument, maturity | 3 years |  |
[1] | (1)Derived from the audited consolidated financial statements at December 31, 2022.

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