INVESTMENT SECURITIES - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items]
Proceeds from sale of available-for-sale investment securities	$ 0	$ 0	$ 257,524,000
Gain on the sale of available-for-sale investment securities	$ 0	$ 0	$ 253,000
Investment securities
Debt Securities, Available-for-sale [Line Items]
Average percent of amortized cost for securities in unrealized loss positions for more than 12 months	94.90%