Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Balance at beginning of period (in shares) at Dec. 31, 2021		159,176,000
Balance at beginning of period at Dec. 31, 2021	$ 2,287,896	$ 159	$ 2,566,783	$ 1,306	$ (280,352)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Foreign currency translation adjustment	(16,895)			(16,895)
Unrealized gains on investments, net of taxes	0
Net loss	(4,659)				(4,659)
Comprehensive income (loss)	(21,554)
Exercise of stock options (in shares)		16,000
Exercise of stock options	12		12
Restricted stock units issued, net of shares withheld for taxes (in shares)		1,063,000
Restricted stock units issued, net of shares withheld for taxes	(6,407)	$ 1	(6,408)
Issuance of stock (in shares)		51,000
Issuance of stock	216	$ 0	216
Issuance of stock under employee stock purchase plan (in shares)		150,000
Issuance of stock under employee stock purchase plan	1,753		1,753
Stock-based compensation	15,462		15,462
Balance at end of period (in shares) at Mar. 31, 2022		160,456,000
Balance at end of period at Mar. 31, 2022	$ 2,277,378	$ 160	2,577,818	(15,589)	(285,011)
Balance at beginning of period (in shares) at Dec. 31, 2022	161,928,532	161,929,000
Balance at beginning of period at Dec. 31, 2022	$ 1,369,653	$ 162	2,627,370	(48,114)	(1,209,765)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Foreign currency translation adjustment	10,383			10,383
Unrealized gains on investments, net of taxes	83			83
Net loss	(5,621)				(5,621)
Comprehensive income (loss)	4,845
Exercise of stock options (in shares)		6,000
Exercise of stock options	8		8
Restricted stock units issued, net of shares withheld for taxes (in shares)		1,531,000
Restricted stock units issued, net of shares withheld for taxes	(6,991)	$ 2	(6,993)
Issuance of stock (in shares)		3,000
Issuance of stock	18		18
Issuance of stock under employee stock purchase plan (in shares)		198,000
Issuance of stock under employee stock purchase plan	1,711		1,711
Stock-based compensation	$ 16,556		16,556
Balance at end of period (in shares) at Mar. 31, 2023	163,666,768	163,667,000
Balance at end of period at Mar. 31, 2023	$ 1,385,800	$ 164	$ 2,638,670	$ (37,648)	$ (1,215,386)