SECURITIES (Gross Realized Gains and Losses on the Sale of Securities) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Securities [Abstract]
Gross realized gains	$ 4		$ 1,352
Gross realized losses	(27,598)	$ (2)	(42,344)	$ (2)
Net realized losses	(27,594)	(2)	(40,992)	(2)
Proceeds from sales of securities	$ 256,780	$ 12,469	$ 856,881	$ 12,469