Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2020	0	25,110
Balance at Dec. 31, 2020	$ 0	$ 25	$ 354,685	$ 11,690	$ (88,509)	$ 277,891
Public offering of common stock, net (in shares)	0	1,552
Public offering of common stock, net	$ 0	$ 1	15,288	0	0	15,289
Stock options exercised, net of shares withheld for employee tax (in shares)	0	2
Stock options exercised, net of shares withheld for employee tax	$ 0	$ 0	8	0	0	8
Issuance of restricted stock, net of shares withheld for employee tax (in shares)	0	659
Issuance of restricted stock, net of shares withheld for employee tax	$ 0	$ 1	(959)	0	0	(958)
Share-based compensation	0	0	12,121	0	0	12,121
Foreign currency translation adjustment	0	0	0	4,381	0	4,381
Net loss	$ 0	$ 0	0	0	(54,162)	(54,162)
Balance (in shares) at Dec. 31, 2021	0	27,323
Balance at Dec. 31, 2021	$ 0	$ 27	381,143	16,071	(142,671)	254,570
Public offering of common stock, net (in shares)	0	437
Public offering of common stock, net	$ 0	$ 1	1,237	0	0	1,238
Stock options exercised, net of shares withheld for employee tax	$ 0	$ 0	0	0	0	0
Issuance of restricted stock, net of shares withheld for employee tax (in shares)	0	862
Issuance of restricted stock, net of shares withheld for employee tax	$ 0	$ 1	(454)	0	0	(453)
Share-based compensation	0	0	9,600	0	0	9,600
Foreign currency translation adjustment	0	0	0	(13,888)	0	(13,888)
Net loss	$ 0	$ 0	0	0	(66,397)	(66,397)
Balance (in shares) at Dec. 31, 2022	0	28,622
Balance at Dec. 31, 2022	$ 0	$ 29	391,526	2,183	(209,068)	184,670
Public offering of common stock, net (in shares)	0	8,275
Public offering of common stock, net	$ 0	$ 8	76,498	0	0	$ 76,506
Stock options exercised, net of shares withheld for employee tax (in shares)	0	48				48
Stock options exercised, net of shares withheld for employee tax	$ 0	$ 0	21	0	0	$ 21
Issuance of restricted stock, net of shares withheld for employee tax (in shares)	0	1,203
Issuance of restricted stock, net of shares withheld for employee tax	$ 0	$ 1	(957)	0	0	(956)
Share-based compensation	0	0	11,884	0	0	11,884
Foreign currency translation adjustment	0	0	0	(1,208)	0	(1,208)
Net loss	$ 0	$ 0	0	0	(56,048)	(56,048)
Balance (in shares) at Dec. 31, 2023	0	38,148
Balance at Dec. 31, 2023	$ 0	$ 38	$ 478,972	$ 975	$ (265,116)	$ 214,869