UNAUDITED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings
Balance, beginning of period at Dec. 31, 2021	$ 519,102	$ 0	$ 168	$ 163,754	$ 173	$ 355,007
Balance, beginning of period (in shares) at Dec. 31, 2021			16,871,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	20,688					20,688
Stock issued under compensation plans, net	4		$ 2	2
Stock issued under compensation plans, net (in shares)			193,000
Stock-based compensation expense	1,624			1,624
Shares repurchased related to tax withholding for stock-based compensation	(6,791)			(6,124)		(667)
Shares repurchased related to tax withholding for stock-based compensation (in shares)			(69,000)
Other comprehensive income (loss)	1,651				1,651
Balance, end of period at Mar. 31, 2022	536,278	0	$ 170	159,256	1,824	375,028
Balance, end of period (in shares) at Mar. 31, 2022			16,995,000
Balance, beginning of period at Dec. 31, 2021	519,102	0	$ 168	163,754	173	355,007
Balance, beginning of period (in shares) at Dec. 31, 2021			16,871,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 58,808
Shares repurchased related to tax withholding for stock-based compensation (in shares)	(68,675)
Other comprehensive income (loss)	$ (7,772)
Balance, end of period at Sep. 30, 2022	535,877	0	$ 166	159,784	(7,599)	383,526
Balance, end of period (in shares) at Sep. 30, 2022			16,607,000
Balance, beginning of period at Mar. 31, 2022	536,278	0	$ 170	159,256	1,824	375,028
Balance, beginning of period (in shares) at Mar. 31, 2022			16,995,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	19,684					19,684
Stock issued under compensation plans, net	0
Stock issued under compensation plans, net (in shares)			9,000
Stock-based compensation expense	2,064			2,064
Shares repurchased related to tax withholding for stock-based compensation	(23,467)		$ (3)	(2,629)		(20,835)
Shares repurchased related to tax withholding for stock-based compensation (in shares)			(280,000)
Other comprehensive income (loss)	(3,477)				(3,477)
Balance, end of period at Jun. 30, 2022	531,082	0	$ 167	158,691	(1,653)	373,877
Balance, end of period (in shares) at Jun. 30, 2022			16,724,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	18,436					18,436
Stock issued under compensation plans, net	26			26
Stock-based compensation expense	2,178			2,178
Shares repurchased related to tax withholding for stock-based compensation	(9,899)		$ (1)	(1,111)		(8,787)
Shares repurchased related to tax withholding for stock-based compensation (in shares)			(117,000)
Other comprehensive income (loss)	(5,946)				(5,946)
Balance, end of period at Sep. 30, 2022	535,877	0	$ 166	159,784	(7,599)	383,526
Balance, end of period (in shares) at Sep. 30, 2022			16,607,000
Balance, beginning of period at Dec. 31, 2022	560,200	0	$ 165	161,427	(6,300)	404,908
Balance, beginning of period (in shares) at Dec. 31, 2022			16,564,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	23,163					23,163
Stock issued under compensation plans, net	20		$ 2	18
Stock issued under compensation plans, net (in shares)			211,000
Stock-based compensation expense	1,982			1,982
Shares repurchased related to tax withholding for stock-based compensation	(7,936)			(7,194)		(742)
Shares repurchased related to tax withholding for stock-based compensation (in shares)			(76,000)
Other comprehensive income (loss)	136				136
Balance, end of period at Mar. 31, 2023	577,565	0	$ 167	156,233	(6,164)	427,329
Balance, end of period (in shares) at Mar. 31, 2023			16,699,000
Balance, beginning of period at Dec. 31, 2022	560,200	0	$ 165	161,427	(6,300)	404,908
Balance, beginning of period (in shares) at Dec. 31, 2022			16,564,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 66,948
Shares repurchased related to tax withholding for stock-based compensation (in shares)	(76,150)
Other comprehensive income (loss)	$ (335)
Balance, end of period at Sep. 30, 2023	625,459	0	$ 167	160,813	(6,635)	471,114
Balance, end of period (in shares) at Sep. 30, 2023			16,710,000
Balance, beginning of period at Mar. 31, 2023	577,565	0	$ 167	156,233	(6,164)	427,329
Balance, beginning of period (in shares) at Mar. 31, 2023			16,699,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	22,273					22,273
Stock issued under compensation plans, net	0
Stock issued under compensation plans, net (in shares)			11,000
Stock-based compensation expense	2,322			2,322
Other comprehensive income (loss)	2,140				2,140
Balance, end of period at Jun. 30, 2023	604,300	0	$ 167	158,555	(4,024)	449,602
Balance, end of period (in shares) at Jun. 30, 2023			16,710,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	21,512					21,512
Stock-based compensation expense	2,258			2,258
Other comprehensive income (loss)	(2,611)				(2,611)
Balance, end of period at Sep. 30, 2023	$ 625,459	$ 0	$ 167	$ 160,813	$ (6,635)	$ 471,114
Balance, end of period (in shares) at Sep. 30, 2023			16,710,000