SHAREHOLDERS' EQUITY (Tables)

12 Months Ended

Dec. 31, 2021

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of stock options activity

	Options Outstanding
		Weighted		Weighted
		Average		Average
	Number of	Exercise		Remaining	Aggregate
	Shares Subject	Price Per		Contractual	Intrinsic Value
	to Options	Share		Life (in years)	(in thousands)
Balance at December 31, 2019	637,200	$	5.60	4.62
Options granted	173,000	$	4.75
Options exercised	(10,000)	$	2.50
Options canceled / expired	(51,600)	$	8.00
Balance at December 31, 2020	748,600	$	5.25	4.0
Options granted	545,000	$	6.17
Options exercised	(3,000)	$	6.40
Options canceled / expired	(86,367)	$	5.99
Balance at December 31, 2021	1,204,233	$	5.56	3.6	$	1,148
Vested and exercisable at December 31, 2021	729,687	$	5.23	3.3	$	1,081

Schedule of stock options outstanding and exercisable

Options Outstanding				Options Exercisable
	Weighted
	Average	Weighted			Weighted
	Remaining	Average			Average
Number of	Contractual	Exercise Price		Number	Exercise Price
Outstanding	Life (in years)	Per Share		Exercisable	Per Share
200,000	3.7	$	0.25	200,000	$	0.25
12,000	0.8	$	14.00	12,000	$	14.00
15,000	6.1	$	9.00	15,000	$	9.00
85,000	1.8	$	9.00	85,000	$	9.00
146,800	2.0	$	7.80	127,227	$	7.80
81,100	2.8	$	6.40	59,473	$	6.40
40,000	3.7	$	4.50	18,667	$	4.50
93,000	4.0	$	4.85	43,400	$	4.85
307,000	4.1	$	5.30	102,333	$	5.30
30,000	4.3	$	5.60	10,000	$	5.60
194,333	4.8	$	7.65	56,587	$	7.65
1,204,233	3.6	$	5.56	729,687	$	5.23

Schedule of assumptions were used to determine fair value of the awards

	Year Ended December 31,
	2021		2020
Expected life (in years)	5.0		5.0
Risk-free interest rate	0.4-0.9	%	0.4-2.5	%
Dividend yield	—	%	—	%
Expected volatility	91-137	%	91-107	%

Schedule of changes in stock option liability

Changes in the Company’s stock option liability for the years ended December 31, 2021 and 2020 were as follows (stated in thousands):

Balance at December 31, 2019	$	66
Gain on revaluation		(50)
Balance at December 31, 2020	$	16
Gain on revaluation		(9)
Balance at December 31, 2021	$	25

Schedule of warrants

	Number of Warrants outstanding
Balance at December 31, 2019	78,551
Convertible debt, warrants issued	302,322
Equity financing, warrants issued	3,284,133
Balance at December 31, 2020	3,665,006
Debenture, warrants issued (Note 4)	275,000
Balance at December 31, 2021	3,940,006

Schedule of warrants, valuation assumptions

	Year Ended			Year Ended
	December 31, 2021			December 31, 2020
Risk free rate of return		0.56	%		0.39	%
Expected life		4.0	years		5.0	years
Expected volatility		90	%		90	%
Expected dividend per share		nil			nil
Exercise price	$	1.51		$	0.78
Stock price	$	1.50		$	0.96

Consultants

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule of assumptions were used to determine fair value of the awards

	As of December 31,
	2021		2020
Risk free rate of return	0.4	%	0.1	%
Expected life	0.8	years	1.8	years
Expected volatility	186	%	100	%
Expected dividend per share	nil		nil