Consolidated Statement of Shareholders' Equity (Unaudited) - 3 months ended Mar. 31, 2022 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]
Beginning Balance at Dec. 31, 2021	$ 3,871	$ 1	$ 63,104	$ (57,863)	$ (1,371)
Beginning Balance (Shares) at Dec. 31, 2021		154,571,289
Modified retrospective adjustment upon adoption of ASU 2020-06	(302)		(325)	23
Other comprehensive income	(332)				(332)
Conversion of convertible debentures	31		31
Conversion of convertible debentures (in shares)		80,000
Stock-based compensation	32		32
Net loss for the period	(2,686)			(2,686)
Ending Balance at Mar. 31, 2022	$ 614	$ 1	$ 62,842	$ (60,526)	$ (1,703)
Ending Balance (Shares) at Mar. 31, 2022		154,651,289