Unaudited Condensed Consolidated Statements of Changes in Stockholders' Deficit - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	(Accumulated Deficit) Retained Earnings [Member]	Treasury Stock, at Cost [Member]
Beginning Balance at Dec. 31, 2021	$ (33,916)	$ 955	$ 711,474	$ (115,287)	$ (631,058)
Beginning Balance, shares at Dec. 31, 2021		95,541,992
Equity-based compensation	6,982		6,982
Vesting of restricted shares		$ 4	(4)
Vesting of restricted shares, shares		361,403
Shares withheld for tax withholdings	(7,738)	$ (1)	(7,737)
Shares withheld for tax withholdings, shares		(111,865)
Exercise of stock options	1,127		1,127
Exercise of stock options, shares		46,503
Repurchase of treasury shares	(109,905)				(109,905)
Net loss	(8,987)			(8,987)
Ending Balance at Mar. 31, 2022	(152,437)	$ 958	711,842	(124,274)	(740,963)
Ending Balance, shares at Mar. 31, 2022		95,838,033
Beginning Balance at Dec. 31, 2022	$ (437,664)	$ 963	710,151	175,903	(1,324,681)
Beginning Balance, shares at Dec. 31, 2022	96,287,771	96,287,771
Equity-based compensation	$ 4,482		4,482
Vesting of restricted shares		$ 3	(3)
Vesting of restricted shares, shares		273,134
Shares withheld for tax withholdings	(5,569)	$ (1)	(5,568)
Shares withheld for tax withholdings, shares		(86,914)
Exercise of stock options	565		565
Exercise of stock options, shares		22,793
Net loss	(16,467)			(16,467)
Ending Balance at Mar. 31, 2023	$ (454,653)	$ 965	$ 709,627	$ 159,436	$ (1,324,681)
Ending Balance, shares at Mar. 31, 2023	96,496,784	96,496,784