CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)	Share Repurchase Program	Total
Balances at Dec. 31, 2021	$ 294	$ 318,033	$ 801,314	$ (194,273)	$ 3,699		$ 929,067
Balances (in shares) at Dec. 31, 2021	29,360,000
Balances, Treasury stock (in shares) at Dec. 31, 2021				4,493,000
Increase (Decrease) in Stockholders' Equity
Net income			69,569				69,569
Other comprehensive (loss) income, net of tax					1,624		1,624
Issuance of common stock under share-based compensation plans (in shares)	25,000
Shares withheld for employee tax remittance on share-based compensation		(1,367)					(1,367)
Share-based compensation expense		2,763					2,763
Purchase of treasury stock				$ (16,506)			(16,506)
Purchase of treasury stock (in shares)				194,000
Forward contract for accelerated share repurchase		25,000		$ (25,000)
Forward contract for accelerated share repurchase (in shares)				214,000
Dividends declared on common stock			(1,978)				(1,978)
Balances at Mar. 31, 2022	$ 294	344,429	868,905	$ (235,779)	5,323		983,172
Balances (in shares) at Mar. 31, 2022	29,385,000
Balances, Treasury stock (in shares) at Mar. 31, 2022				4,901,000
Balances at Dec. 31, 2022	$ 298	339,582	1,088,693	$ (284,275)	7,103		$ 1,151,401
Balances (in shares) at Dec. 31, 2022	29,759,000
Balances, Treasury stock (in shares) at Dec. 31, 2022				5,529,000			5,529,383
Increase (Decrease) in Stockholders' Equity
Net income			71,283				$ 71,283
Other comprehensive (loss) income, net of tax					(717)		(717)
Issuance of common stock under share-based compensation plans (in shares)	50,000
Shares withheld for employee tax remittance on share-based compensation		(1,590)					(1,590)
Share-based compensation expense		2,489					2,489
Purchase of treasury stock				$ (14,092)		$ (14,100)	(14,092)
Purchase of treasury stock (in shares)				154,000		154,089
Dividends declared on common stock			(2,915)				(2,915)
Balances at Mar. 31, 2023	$ 298	$ 340,481	$ 1,157,061	$ (298,367)	$ 6,386		$ 1,205,859
Balances (in shares) at Mar. 31, 2023	29,809,000
Balances, Treasury stock (in shares) at Mar. 31, 2023				5,683,000			5,683,472