Consolidated statements of shareholders' equity - USD ($) $ in Thousands	Common Stock	Common Stock Subscribed	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Accumulated other comprehensive loss	Total
Balance ( in shares) at Dec. 31, 2020	642,036,228
Balance, amount at Dec. 31, 2020	$ 104,784	$ 460	$ 14,792	$ (68,969)		$ 51,067
Stock issuance for financing	$ 199,525					199,525
Stock issuance for financing (in shares)	105,013,158
Stock issuance costs	$ (14,281)					(14,281)
Stock-based compensation			4,503			4,503
Net loss				(15,093)		(15,093)
Stock issuance from warrant exercises	$ 44,082	$ (460)	(11,511)			32,111
Stock issuance from warrant exercises (in shares)	200,951,905
Stock issuance from exercise of stock options	$ 2,819		(1,051)			1,768
Stock issuance from exercise of stock options (in shares)	7,017,776
Stock redemption	$ 44,000			(32,039)		11,961
Stock redemption (in shares)	24,719,101
Balance, (in shares) at Sep. 30, 2021	979,738,168
Balance, amount at Sep. 30, 2021	$ 380,929		6,733	(116,101)		271,561
Balance ( in shares) at Jun. 30, 2021	977,950,993
Balance, amount at Jun. 30, 2021	$ 380,222		5,602	(109,755)		276,069
Stock-based compensation			1,438			1,438
Net loss				(6,346)		(6,346)
Stock issuance from exercise of stock options	$ 707		(307)			400
Stock issuance from exercise of stock options (in shares)	1,787,175
Balance, (in shares) at Sep. 30, 2021	979,738,168
Balance, amount at Sep. 30, 2021	$ 380,929		6,733	(116,101)		271,561
Balance ( in shares) at Dec. 31, 2021	979,899,668
Balance, amount at Dec. 31, 2021	$ 380,962		9,313	(119,391)	$ 2	270,886
Stock-based compensation			6,452			6,452
Warrants issued			6,465			6,465
Net loss				(14,206)		(14,206)
Other comprehensive (loss)					(824)	(824)
Stock issuance from warrant exercises	$ 8					8
Stock issuance from warrant exercises (in shares)	50,000
APIC reclass for warrants	$ 3		(3)
Balance, (in shares) at Sep. 30, 2022	979,949,668
Balance, amount at Sep. 30, 2022	$ 380,973		22,227	(133,597)	(822)	268,781
Balance ( in shares) at Jun. 30, 2022	979,899,668
Balance, amount at Jun. 30, 2022	$ 380,962		13,845	(128,602)	13	266,218
Stock-based compensation			1,920			1,920
Warrants issued			6,465			6,465
Net loss				(4,995)		(4,995)
Other comprehensive (loss)					(835)	(835)
Stock issuance from warrant exercises	$ 8					8
Stock issuance from warrant exercises (in shares)	50,000
APIC reclass for warrants	$ 3		(3)
Balance, (in shares) at Sep. 30, 2022	979,949,668
Balance, amount at Sep. 30, 2022	$ 380,973		$ 22,227	$ (133,597)	$ (822)	$ 268,781