INVESTMENT SECURITIES - Equity in Losses from Investments (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Schedule of Equity Method Investments [Line Items]
Equity in (losses) earnings from investments	$ (641)	$ 959	$ 1,497	$ 800
Mutual fund and hedge funds
Schedule of Equity Method Investments [Line Items]
Equity in (losses) earnings from investments	$ (641)	$ 959	$ 1,497	$ 800

Amount of income (loss) for proportionate share of equity method investee's income (loss).

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