CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Retained Earnings Adjustment	Retained Earnings	Accumulated Other Comprehensive Loss	Adjustment	Total
Balance at Dec. 31, 2019	$ 489,745		$ 96,741	$ (9,778)		$ 576,708
Balance (in shares) at Dec. 31, 2019	59,368,156
Increase (Decrease) in Shareholders' Equity
Net income			35,299			35,299
Other comprehensive loss				(939)		(939)
Issuance of restricted stock awards, net (in shares)	168,117
Amortization of restricted stock awards, net of forfeitures and taxes	$ 1,689					1,689
Cash dividend declared			(31,079)			(31,079)
Stock option expense, net of forfeitures	559					559
Stock options exercised	$ 1,714					1,714
Stock options exercised (in shares)	381,184
Balance at Dec. 31, 2020	$ 493,707	$ (6,062)	94,899	(10,717)	$ (6,062)	577,889
Balance (in shares) at Dec. 31, 2020	59,917,457
Increase (Decrease) in Shareholders' Equity
Net income			47,700			47,700
Other comprehensive loss				(279)		(279)
Issuance of restricted stock awards, net (in shares)	152,967
Amortization of restricted stock awards, net of forfeitures and taxes	$ 1,940					1,940
Cash dividend declared			(31,270)			(31,270)
Stock option expense, net of forfeitures and taxes	579					579
Stock options exercised	$ 1,469					1,469
Stock options exercised (in shares)	269,413
Balance at Dec. 31, 2021	$ 497,695		111,329	(10,996)		598,028
Balance (in shares) at Dec. 31, 2021	60,339,837
Increase (Decrease) in Shareholders' Equity
Net income			66,555			66,555
Other comprehensive loss				(5,860)		(5,860)
Issuance of restricted stock awards, net (in shares)	207,006
Amortization of restricted stock awards, net of forfeitures and taxes	$ 2,583					2,583
Cash dividend declared			(31,495)			(31,495)
Stock option expense, net of forfeitures and taxes	595					595
Stock options exercised	$ 2,050					2,050
Stock options exercised (in shares)	305,880
Balance at Dec. 31, 2022	$ 502,923		$ 146,389	$ (16,856)		$ 632,456
Balance (in shares) at Dec. 31, 2022	60,852,723