CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net cash used in operating activities (Note 19)	$ (9,484)	$ (4,395)
Cash flows from investing activities:
Proceeds from sale of assets	525	3,144
Acquisition of short-term investments	(59)	113
Acquisitions of property, plant and equipment	(470)	(38)
Net cash (used in) provided by investing activities	(4)	3,219
Cash flows from financing activities:
Proceeds from issuance of common stock, net of issuance costs	14,599	2,476
Proceeds from related party loan (Note 23)	1,000
Payment of related party loan (Note 23)	(1,000)
Net cash from financing activities	14,599	2,476
Net Increase in cash and cash equivalents	5,111	1,300
Cash and cash equivalents, beginning of period	4,593	3,293
Cash and cash equivalents, end of period	$ 9,704	$ 4,593