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RELATED PARTY TRANSACTIONS - Narrative Part 3 (Details) $ in Thousands |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 10, 2023 USD ($) party | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Nov. 02, 2023 USD ($) member | Jun. 30, 2023 member
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Loans receivable at fair value |  | $ 532,419 | $ 701,652 |  |  |
Related Party |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Interest income |  | 3,427 |  |  |  |
Underwriting and financial advisory and other fees |  | $ 3,278 | $ 4,968 | $ 26,236 |  |
Related Party | BRC Partners Opportunity Fund, LP |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Ownership, percentage |  | 58.20% |  |  |  |
Related Party | BRC Partners Opportunity Fund, LP | Co-Chief Executive Officer |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Ownership, percentage |  | 24.90% |  |  |  |
Related Party | 272 Capital L.P |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Ownership, percentage |  | 15.30% |  |  |  |
Torticity, LLC | Related Party |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Loans receivable at fair value |  | $ 6,791 |  |  | $ 15,369 |
Loans receivable, fair value disclosure, drawn |  |  |  |  | 6,690 |
Loans receivable, fair value disclosure, remaining |  |  |  |  | $ 8,679 |
Loans receivable, basis spread on variable rate |  |  |  |  | 15.00% |
Interest income |  | 165 |  |  |  |
Number of senior management members | member |  |  |  |  | 1 |
Kanaci Technologies, LLC | Related Party |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Loans receivable at fair value |  | 3,904 |  |  | $ 10,000 |
Loans receivable, fair value disclosure, drawn |  |  |  |  | 4,000 |
Loans receivable, fair value disclosure, remaining |  |  |  |  | $ 6,000 |
Loans receivable, basis spread on variable rate |  |  |  |  | 15.00% |
Interest income |  | $ 51 |  |  |  |
Number of senior management members appointed | member |  |  |  |  |  | 1
Loan Receivable Sold | Related Party |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Financing receivable, sale | $ 7,600 |  |  |  |  |
Related party transaction, number of parties | party | 2,000 |  |  |  |  |
Loan Receivable Sold | Related Party | BRC Partners Opportunity Fund, LP |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Financing receivable, sale | $ 3,519 |  |  |  |  |
Loan Receivable Sold | Related Party | 272 Capital L.P |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Financing receivable, sale | 4,081 |  |  |  |  |
272LP And 272 Advisors, LLC | Related Party |  |  |  |  |  |
Related Party Transactions (Details) [Line Items] |  |  |  |  |  |
Financing receivable, sale, promissory note | 2,000 |  |  |  |  |
Financing receivable, sale, aggregate revenue share amount | $ 4,100 |  |  |  |  |

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