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)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared per share (in usd per share)	$ 0.0025
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	135,486
Ending Balance (in shares) at Jun. 30, 2021		75,395
Ending Balance at Jun. 30, 2021	848,019	$ 150,791	428,360	301,886	(33,018)
Beginning Balance (in shares) at Mar. 31, 2021		75,100
Beginning Balance at Mar. 31, 2021	786,261	$ 150,200	430,490	236,177	(30,606)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	65,896			65,896
Other comprehensive income (loss)	(2,412)				(2,412)
Dividends declared	(187)			(187)
Share-based compensation expense, exercises and other (in shares)		295
Share-based compensation expense, exercises and other	(1,539)	$ 591	(2,130)
Ending Balance (in shares) at Jun. 30, 2021		75,395
Ending Balance at Jun. 30, 2021	$ 848,019	$ 150,791	428,360	301,886	(33,018)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared per share (in usd per share)	$ 0.0025
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
Ending Balance at Mar. 31, 2022	$ 947,622	$ 152,172	409,741	426,898	(41,189)
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	$ 67,884
Ending Balance (in shares) at Jun. 30, 2022	76,171	76,171
Ending Balance at Jun. 30, 2022	$ 958,659	$ 152,343	407,773	455,502	(56,959)
Beginning Balance (in shares) at Mar. 31, 2022		76,086
Beginning Balance at Mar. 31, 2022	947,622	$ 152,172	409,741	426,898	(41,189)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	28,604			28,604
Other comprehensive income (loss)	(15,770)				(15,770)
Share-based compensation expense, exercises and other (in shares)		85
Share-based compensation expense, exercises and other	$ (1,797)	$ 171	(1,968)
Ending Balance (in shares) at Jun. 30, 2022	76,171	76,171
Ending Balance at Jun. 30, 2022	$ 958,659	$ 152,343	$ 407,773	$ 455,502	$ (56,959)