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SIGNIFICANT ACCOUNTING POLICIES - Other Asset Investments (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Schedule of Equity Method Investments [Line Items] |  |
Other asset investments | $ 126,349 | $ 90,182
Funded investments | Other assets |  |
Schedule of Equity Method Investments [Line Items] |  |
Other asset investments | 58,912 | 37,417
Unfunded investments | Other assets |  |
Schedule of Equity Method Investments [Line Items] |  |
Other asset investments | 67,437 | 52,765
Unfunded investments | Other liabilities |  |
Schedule of Equity Method Investments [Line Items] |  |
Unfunded investment obligations | $ (67,437) | $ (52,765)

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