Consolidated Statements of Changes in Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning Balance (in shares) at Dec. 31, 2020		73,472
Beginning Balance at Dec. 31, 2020	$ 712,054	$ 146,944	$ 436,597	$ 167,022	$ (38,509)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	69,589			69,589
Other comprehensive income (loss)	7,903				7,903
Dividends declared	(434)			(434)
Share-based compensation expense, exercises and other (in shares)		1,628
Share-based compensation expense, exercises and other	(2,851)	$ 3,256	(6,107)
Ending Balance (in shares) at Mar. 31, 2021		75,100
Ending Balance at Mar. 31, 2021	$ 786,261	$ 150,200	430,490	236,177	(30,606)
Beginning Balance (in shares) at Dec. 31, 2021	75,433	75,433
Beginning Balance at Dec. 31, 2021	$ 938,501	$ 150,865	440,608	387,619	(40,591)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	39,279			39,279
Other comprehensive income (loss)	(598)				(598)
Share-based compensation expense, exercises and other (in shares)		653
Share-based compensation expense, exercises and other	$ (29,560)	$ 1,307	(30,867)
Ending Balance (in shares) at Mar. 31, 2022	76,086	76,086
Ending Balance at Mar. 31, 2022	$ 947,622	$ 152,172	$ 409,741	$ 426,898	$ (41,189)