PARENT COMPANY STATEMENTS - Schedule of Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Cash flows from operating activities:
Net income	$ 24,190	$ 23,338	$ 22,549	$ 23,401	$ 29,626	$ 25,252	$ 14,611	$ 24,278	$ 93,478	$ 93,767	$ 103,817
Adjustments to net cash from operating activities:
Net cash from operating activities									102,485	113,981	169,342
Cash flows from investing activities:
Net cash from investing activities									(164,235)	(54,932)	(626,524)
Cash flows from financing activities:
Purchase of treasury stock									(592)	(575)	(579)
Sales of treasury stock									391	405	221
Net cash from financing activities									78,131	(37,507)	(95,776)
Net change in cash and cash equivalents									16,381	21,542	(552,958)
Cash and cash equivalents at beginning of the year				151,824				130,282	151,824	130,282	683,240
Cash and cash equivalents at end of the year	168,205				151,824				168,205	151,824	130,282
Reportable Legal Entities | Parent Company
Cash flows from operating activities:
Net income									93,478	93,767	103,817
Adjustments to net cash from operating activities:
Equity in undistributed income of subsidiaries									(55,392)	(48,785)	(67,951)
Other changes									3,421	16,601	6,157
Net cash from operating activities									41,507	61,583	42,023
Cash flows from investing activities:
Return of capital from subsidiary									0	3,602	0
Net cash from investing activities									0	3,602	0
Cash flows from financing activities:
Payments related to equity incentive plans									(2,815)	(3,135)	(1,780)
Purchase of treasury stock									(592)	(575)	(579)
Sales of treasury stock									391	405	221
Dividends paid									(49,281)	(47,094)	(40,838)
Net cash from financing activities									(52,297)	(50,399)	(42,976)
Net change in cash and cash equivalents									(10,790)	14,786	(953)
Cash and cash equivalents at beginning of the year				$ 17,126				$ 2,340	17,126	2,340	3,293
Cash and cash equivalents at end of the year	$ 6,336				$ 17,126				$ 6,336	$ 17,126	$ 2,340