Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2020		26,502,157
Beginning balance at Dec. 31, 2020	$ 624,709	$ 26,502	$ 274,385	$ 288,447	$ 35,375
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	84,137			84,137
Other Comprehensive Income (Loss)	(19,891)				(19,891)
Cash Dividends	(22,220)			(22,220)
Issuance of Common Stock for:
Restricted Share Grants (in shares)		51,351
Restricted Share Grants	1,724	$ 52	1,672
Ending balance (in shares) at Dec. 31, 2021		26,553,508
Ending balance at Dec. 31, 2021	668,459	$ 26,554	276,057	350,364	15,484
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	81,825			81,825
Other Comprehensive Income (Loss)	(278,922)				(278,922)
Cash Dividends	(27,022)			(27,022)
Issuance of Common Stock for:
Acquisition of Citizens Union Bancorp (in shares)		2,870,975
Acquisition of Citizens Union Bancorp	111,723	$ 2,871	108,852
Restricted Share Grants (in shares)		68,710
Restricted Share Grants	$ 2,330	$ 68	2,262
Ending balance (in shares) at Dec. 31, 2022	29,493,193	29,493,193
Ending balance at Dec. 31, 2022	$ 558,393	$ 29,493	387,171	405,167	(263,438)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	85,888			85,888
Other Comprehensive Income (Loss)	46,378				46,378
Cash Dividends	(29,433)			(29,433)
Issuance of Common Stock for:
Restricted Share Grants (in shares)		91,516
Restricted Share Grants	$ 2,332	$ 92	2,240
Ending balance (in shares) at Dec. 31, 2023	29,584,709	29,584,709
Ending balance at Dec. 31, 2023	$ 663,558	$ 29,585	$ 389,411	$ 461,622	$ (217,060)