Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Treasury Stock, Common [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2022	236,895	0
Balance at Dec. 31, 2022	$ 237	$ 0	$ 962,731	$ (860,935)	$ (2,388)	$ 99,645
Stock-based compensation	$ 0		1,916	0	0	1,916
Issuance of common stock related to vesting of restricted stock units (in shares)	2,434	0
Issuance of common stock related to vesting of restricted stock units	$ 2	$ 0	0	0	0	2
Shares withheld related to net share settlement of equity awards (in shares)	0	649
Shares withheld related to net share settlement of equity awards	$ 0	$ 1	(490)	0	0	(489)
Cancellation of treasury stock (in shares)	0	(649)
Cancellation of treasury stock	$ 0	$ 1	0	0	0	(1)
Cancellation of treasury stock	(0)	$ (1)	(0)	(0)	(0)	1
Other comprehensive income	0			0	857	857
Net loss	$ 0			(22,218)	0	(22,218)
Exercise of stock options (in shares)	13	0
Exercise of stock options	$ 0	$ 0	5	0	0	5
Balance (in shares) at Mar. 31, 2023	239,342	0
Balance at Mar. 31, 2023	$ 239	$ 0	964,162	(883,153)	(1,531)	79,717
Balance (in shares) at Dec. 31, 2023	264,922	0
Balance at Dec. 31, 2023	$ 265	$ 0	973,129	(939,368)	(612)	33,414
Stock-based compensation	$ 0		1,745	0	0	1,745
Issuance of common stock related to vesting of restricted stock units (in shares)	4,012	0
Issuance of common stock related to vesting of restricted stock units	$ 4	$ 0	0	0	0	4
Shares withheld related to net share settlement of equity awards (in shares)	0	640
Shares withheld related to net share settlement of equity awards	$ 0	$ 1	(135)	0	0	(134)
Cancellation of treasury stock (in shares)	0	(640)
Cancellation of treasury stock	$ 0	$ 1	0	0	0	(1)
Cancellation of treasury stock	$ (0)	(1)	(0)	(0)	(0)	1
Issuance of common stock, net of issuance costs (in shares)	3,052
Issuance of common stock, net of issuance costs	$ 3		976			979
Other comprehensive income	0	0	0	0	(486)	(486)
Net loss	$ 0	$ 0		(22,497)	0	(22,497)
Balance (in shares) at Mar. 31, 2024	271,986	0
Balance at Mar. 31, 2024	$ 272	$ 0	$ 975,715	$ (961,865)	$ (1,098)	$ 13,024