CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock Outstanding [Member]	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings (Deficit) [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Balance beginning at Dec. 31, 2018	$ (17,310)		$ 431	$ 142,600	$ (36,305)	$ (103,926)	$ (20,110)
Balance, Shares beginning at Dec. 31, 2018			34,441,232
Stock-based compensation	6,952			6,952
Exercise of stock options	2,860		$ 4	2,856
Exercise of stock options, Shares		452,819
Settlement of restricted stock units			4	(4)
Settlement of restricted stock units, Shares		344,714
Acquisition of treasury stock	(3,107)					(3,107)
Acquisition of treasury stock, Shares		(438,453)
Other comprehensive income, net	17,450						17,450
Net income (loss)	(21,826)				(21,826)
Balance ending at Dec. 31, 2019	(14,981)		$ 439	152,404	(58,131)	(107,033)	(2,660)
Balance, Shares ending at Dec. 31, 2019			34,800,312
Stock-based compensation	6,699			6,699
Exercise of stock options	3,918		$ 5	3,913
Exercise of stock options, Shares		510,648
Settlement of restricted stock units			6	(6)
Settlement of restricted stock units, Shares		581,215
Acquisition of treasury stock	(1,364)					(1,364)
Acquisition of treasury stock, Shares		(108,828)
Other comprehensive income, net	6,363						6,363
Net income (loss)	344,965				344,965
Balance ending at Dec. 31, 2020	$ 345,600		450	163,010	286,834	(108,397)	3,703
Balance, Shares ending at Dec. 31, 2020	35,783,347	35,783,347
Stock-based compensation	$ 7,704			7,704
Exchange of exchangeable senior note	83,740		101	83,639
Exchange of exchangeable senior note, Shares		10,144,131
Exercise of stock options	$ 4,279		3	4,276
Exercise of stock options, Shares	349,304	336,870
Settlement of restricted stock units			5	(5)
Settlement of restricted stock units, Shares		480,465
Accelerated stock repurchase	$ (37,500)			(17,427)		(20,073)
Accelerated stock repurchase, Shares		(994,695)
Acquisition of treasury stock	(1,836)					(1,836)
Acquisition of treasury stock, Shares		(90,814)
Other comprehensive income, net	(5,933)						(5,933)
Net income (loss)	56,708				56,708
Balance ending at Dec. 31, 2021	$ 452,762		$ 559	$ 241,197	$ 343,542	$ (130,306)	$ (2,230)
Balance, Shares ending at Dec. 31, 2021	45,659,304	45,659,304