Consolidated Statements of Changes in Equity - USD ($) $ in Thousands	Total	Common Stock	Deficit	Accumulated Other Comprehensive Income (Loss)	Total Shareholders' Equity	Non-Controlling Interests
Beginning balance ( in shares) at Dec. 31, 2021		156,262,199
Beginning balance at Dec. 31, 2021	$ 295,526	$ 685,903	$ (396,271)	$ 1,943	$ 291,575	$ 3,951
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(14,730)		(14,729)		(14,729)	(1)
Other comprehensive income (loss)	1,766			1,766	1,766
Shares Issued For Cash By At The Market Offering Shares		413,751
Shares issued for cash by at-the-market offering	4,260	$ 4,260			4,260
Share issuance cost	96	96			96
Share-based compensation	862	$ 862			862
shares issued for exrcise of stock options (in shares)		135,926
Shares issued for exercise of stock options	328	$ 328			328
Shares issued for the vesting of restricted stock units (in shares)		362,350
Cash paid to fund employee income tax withholding due upon vesting of restricted stock units	(884)	$ (884)			(884)
Shares issued for consulting services (in shares)		6,022
Shares issued for consulting services	51	$ 51			51
Ending balance (in shares) at Mar. 31, 2022		157,180,248
Ending balance at Mar. 31, 2022	287,083	$ 690,424	(411,000)	3,709	283,133	3,950
Beginning balance ( in shares) at Dec. 31, 2022		157,682,531
Beginning balance at Dec. 31, 2022	244,409	$ 698,493	(456,120)	(1,946)	240,427	3,982
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	114,264		114,265		114,265	(1)
Other comprehensive income (loss)	0
Share-based compensation	1,186	$ 1,186			1,186
shares issued for exrcise of stock options (in shares)		34,219
Shares issued for exercise of stock options	72	$ 72			72
Shares issued for the vesting of restricted stock units (in shares)		312,662
Cash paid to fund employee income tax withholding due upon vesting of restricted stock units	(918)	$ (918)			(918)
Ending balance (in shares) at Mar. 31, 2023		158,029,412
Ending balance at Mar. 31, 2023	$ 359,013	$ 698,833	$ (341,855)	$ (1,946)	$ 355,032	$ 3,981