CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Cumulative effect adjustment resulting from ASU 2020-06 early adoption	Ordinary shares	Additional paid-in capital	Additional paid-in capital Cumulative effect adjustment resulting from ASU 2020-06 early adoption	Accumulated other comprehensive loss	Retained earnings (accumulated deficit)	Retained earnings (accumulated deficit) Cumulative effect adjustment resulting from ASU 2020-06 early adoption
Beginning balance (in shares) at Dec. 31, 2020			102,334,276
Beginning balance at Dec. 31, 2020	$ 476,526	$ (128,972)		$ 1,111,435	$ (132,474)	$ (3,832)	$ (631,077)	$ 3,502
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation to employees	18,863			18,863
Exercise of options and vested RSUs (in shares)			853,184
Exercise of options and vested RSUs	7,961			7,961
Other comprehensive income (loss), net of tax benefit of $0	1,884					1,884
Net income (loss)	(4,128)						(4,128)
Ending balance (in shares) at Mar. 31, 2021			103,187,460
Ending balance at Mar. 31, 2021	372,134			1,005,785		(1,948)	(631,703)
Beginning balance (in shares) at Dec. 31, 2020			102,334,276
Beginning balance at Dec. 31, 2020	476,526	$ (128,972)		1,111,435	$ (132,474)	(3,832)	(631,077)	$ 3,502
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(58,351)
Ending balance (in shares) at Dec. 31, 2021			103,971,263
Ending balance at Dec. 31, 2021	410,494			1,099,589		(3,169)	(685,926)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Share-based compensation to employees	25,045			25,045
Exercise of options and vested RSUs (in shares)			587,825
Exercise of options and vested RSUs	3,148			3,148
Other comprehensive income (loss), net of tax benefit of $0	1,841					1,841
Net income (loss)	(4,647)						(4,647)
Ending balance (in shares) at Mar. 31, 2022			104,559,088
Ending balance at Mar. 31, 2022	$ 435,881			$ 1,127,782		$ (1,328)	$ (690,573)