CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (unaudited) - USD ($) $ in Thousands	Total		Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit
Beginning balance at Dec. 31, 2021	$ 354,474		$ 2	$ 971,604	$ 414	$ (617,546)
Beginning balance, Shares at Dec. 31, 2021			150,398,000
Common stock issued upon vesting of restricted stock units, Shares			877,000
Common stock issued upon vesting of restricted stock units	0		$ 0	0	0	0
Common stock issued upon stock option exercise, Shares			164,000
Common stock issued upon stock option exercise	2,273		$ 0	2,273	0	0
Issuance of restricted stock awards, Shares			1,031,000
Issuance of restricted stock awards	0		$ 0	0	0	0
Issuance of performance stock awards, Shares			361,000
Issuance of performance stock awards	0		$ 0	0	0	0
Repurchases of common stock, Shares			(2,411,000)
Repurchases of common stock, Value	(36,376)		$ 0	(36,376)	0	0
Stock-based compensation expense	26,973		0	26,973	0	0
Comprehensive income (loss)	(947)	[1]	0	0	(947)	0
Net loss	(37,377)		0	0	0	(37,377)
Ending balance at Mar. 31, 2022	309,020		$ 2	964,474	(533)	(654,923)
Ending balance, Shares at Mar. 31, 2022			150,420,000
Beginning balance at Dec. 31, 2022	286,760		$ 1	997,621	(3,425)	(707,437)
Beginning balance, Shares at Dec. 31, 2022			149,711,000
Common stock issued upon vesting of restricted stock units, Shares			979,000
Common stock issued upon vesting of restricted stock units	$ 1		$ 1	0	0	0
Common stock issued upon stock option exercise, Shares	0
Repurchases of common stock, Shares	0
Stock-based compensation expense	$ 20,908		0	20,908	0	0
Comprehensive income (loss)	1,005	[1]	0	0	1,005	0
Net loss	(23,815)		0	0	0	(23,815)
Ending balance at Mar. 31, 2023	$ 284,859		$ 2	$ 1,018,529	$ (2,420)	$ (731,252)
Ending balance, Shares at Mar. 31, 2023			150,690,000

[1] Net of tax effect which was not material.