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RELATED PARTY TRANSACTIONS (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2024 | Mar. 31, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Mar. 31, 2024
Related Party Transaction [Line Items] |  |  |  |  |
Other | $ 1,048 | $ 7,276 |  | $ 1,048 | $ 7,276
Control investments |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Realized gain (loss) | (260) |  | $ 0 |  |
I-45 SLF LLC |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Initial equity capital commitment | 37,600 |  |  |  |
Return of capital distributions received | 13,600 |  |  |  | 13,600
Investment assets distributions received | 6,400 | 72,500 |  | 78,900 |
Realized gain (loss) | (300) |  |  |  |
I-45 SLF LLC | Distribution, Return of Capital |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other | 600 | $ 800 |  | $ 600 | $ 800
I-45 SLF LLC |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Initial equity capital commitment | $ 47,000 |  |  |  |

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