PARENT COMPANY FINANCIAL INFORMATION - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net income	$ 62,919	$ 64,167	$ 52,505
Adjustments to reconcile net income to net cash used in operating activities:
Restricted stock expense	2,425	3,100	2,352
Net cash provided by operating activities	90,027	95,715	51,185
Cash flows from investing activities:
Net cash used in investing activities	(706,889)	(207,355)	(259,128)
Cash flows from financing activities:
Dividends paid on common stock	(16,275)	(11,991)	(8,589)
Common stock repurchased	(22,180)	(5,171)	(8,067)
Proceeds from (Payments for) Other Financing Activities	216	0	0
Net cash provided by (used in) financing activities	(157,536)	468,799	601,633
Cash and cash equivalents at beginning of year	919,713	562,554	168,864
Cash and cash equivalents at end of year	145,315	919,713	562,554
Parent Company
Cash flows from operating activities:
Net income	62,919	64,167	52,505
Adjustments to reconcile net income to net cash used in operating activities:
Equity in undistributed income of Subsidiary	(56,555)	(73,895)	(41,490)
Restricted stock expense	2,425	3,100	2,352
Other, net	6,255	(3,343)	329
Net cash provided by operating activities	15,044	(9,970)	13,696
Cash flows from investing activities:
Investment in bank	(1,300)	0	0
Other, net	290	0	1,726
Net cash used in investing activities	(1,010)	0	1,726
Cash flows from financing activities:
Dividends paid on common stock	(16,275)	(11,991)	(8,589)
Repurchase of restricted stock for payment of taxes	(683)	(721)	(494)
Common stock repurchased	(22,180)	(5,171)	(8,067)
Repayment of borrowed funds	0	(4,647)	(707)
Issuance of subordinated debt	0	0	63,725
Net cash provided by (used in) financing activities	(38,922)	(22,530)	45,868
Net (decrease) increase in cash and cash equivalents	(24,888)	(32,500)	61,290
Cash and cash equivalents at beginning of year	34,731	67,231	5,941
Cash and cash equivalents at end of year	$ 9,843	$ 34,731	$ 67,231