MORTGAGE BANKING ACTIVITIES - MORTGAGE LOANS HELD FOR SALE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
MORTGAGE BANKING ACTIVITIES
Balance, beginning of period	$ 8,491	$ 32,401	$ 29,393	$ 46,867
Origination of mortgage loans held for sale	32,856	170,482	195,006	525,246
Proceeds from the sale of mortgage loans held for sale	(39,220)	(182,422)	(226,191)	(562,661)
Net gain on sale of mortgage loans held for sale	785	5,330	4,704	16,339
Balance, end of period	$ 2,912	$ 25,791	$ 2,912	$ 25,791