SECURITIES (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Securities, Trading	$ 4,987	$ 3,888
Equity Securities, FV-NI	22,510	21,119
Investments in obligations of individual states, counties or municipalities which exceed 10% of equity	0	0
Interest Receivable	60,200	50,800	$ 43,700
Debt Securities, Available-for-sale, Past due	0	0
Debt Securities, Held-to-maturity, 90 Days or More Past Due, Still Accruing	0	0
Debt Securities, Held-to-maturity, Sold, Realized Gain (Loss)	0	0
Debt Securities, Held-to-Maturity, Accrued Interest, Writeoff	0	0
Debt Securities, Available-for-Sale, Accrued Interest Writeoff	0	0
Debt Securities, Available-for-sale, Allowance for Credit Loss, Period Increase (Decrease)	0	0
Debt Securities, Held-to-maturity, Allowance for Credit Loss, Period Increase (Decrease)	0	0
Callable securities in investment portfolio	25,400
Debt Securities, Available-for-sale, Allowance for Credit Loss, Period Increase (Decrease)	0	0
Debt Securities, Available-for-Sale, Accrued Interest Writeoff	0	0
Debt Securities, Available-for-sale, Realized Gain (Loss)	0	0
Debt Securities, Held-to-maturity, Allowance for Credit Loss, Period Increase (Decrease)	0	0
Debt Securities, Held-to-Maturity, Accrued Interest, Writeoff	0	0
Debt Securities, Held-to-maturity, Sold, Realized Gain (Loss)	0	0
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss	$ 3,400	3,600
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Other Assets
Debt Securities, Available-for-sale, Nonaccrual	$ 0	0
Debt Securities, Held-to-Maturity, Excluding Accrued Interest, Nonaccrual	0	0
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss	$ 4,300	4,400
Debt Securities, Held-to-Maturity, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Other Assets
Asset Pledged as Collateral
Debt Securities	$ 1,700,000	959,800
Debt Securities	$ 1,700,000	$ 959,800