Statement of Changes in Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Common Stock [Member]		Additional Paid in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2018	$ 142		$ 84,008	$ 164	$ (87,187)	$ (2,873)
Balance, shares at Dec. 31, 2018	141,634,700
Loss for the period					(3,516)	3,516
Other comprehensive loss				(40)		(40)
Amounts allocated to Series D-1, D-2 and Series D-3 Warrants, net			32			32
Amounts allocated to issuance of Common Stock from Series D offering	$ 19		3,898			3,917
Amounts allocated to issuance of Common Stock from Series D offering, shares	17,913,179
Issuance of shares as settlement of financial liabilities	$ 1		306			307
Issuance of shares as settlement of financial liabilities, shares	1,190,141
Warrants issued as consideration for placement services			249			249
Stock-based compensation		[1]	356			356
Stock-based compensation, shares	515,120
Issuance of restricted shares as compensation to the board of directors		[1]	156			(156)
Issuance of restricted shares as compensation to the board of directors, shares	605,296
Balance at Dec. 31, 2019	$ 162		89,005	124	(90,703)	(1,412)
Balance, shares at Dec. 31, 2019	161,858,436
Loss for the period					(2,696)	2,696
Other comprehensive loss				(109)		(109)
Warrants issued as consideration for placement services			756			756
Stock-based compensation			22			22
Issuance of Common Stock, net	$ 38		12,215			12,253
Issuance of Common Stock, net, shares	37,500,000
Issuance of restricted shares as compensation to the board of directors	$ 1		167			168
Issuance of restricted shares as compensation to the board of directors, shares	1,422,628
Balance at Dec. 31, 2020	$ 201		$ 102,165	$ 15	$ (93,399)	$ 8,982
Balance, shares at Dec. 31, 2020	200,781,064

[1] Less than 1 thousand