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LOANS - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Assets | $ 89,648,423 |  | $ 89,648,423 |  | $ 81,850,712 | [1]
Loan loss (provision) reversal | 0 | $ 1,613 | 219 | $ 27,918 |  |
Residential Mortgage Loans |  |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |  |
Assets | 1,800,000 |  | 1,800,000 |  | 1,800,000 |
Loans held-for-sale | $ 1,100 |  | $ 1,100 |  | $ 1,300 |
Percent of adjustable-rate loans | 12.00% |  | 12.00% |  | 11.00% |
[1] | (1)Derived from the audited consolidated financial statements at December 31, 2022.

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