Condensed Statements of Changes in Stockholder's Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Beginning balance, value at Dec. 31, 2020	$ 8	$ 80,166	$ (51,023)	$ 29,151
Beginning balance, shares at Dec. 31, 2020	8,482
Stock issued for director services - vested		123		123
Stock issued for director services - vested, shares	11
Stock issued to escrow account - unvested
Stock issued to escrow account - unvested, shares	(24)
Stock option expense		69		69
Warrants exercised for cash	$ 1	2,469		2,470
Warrants exercised for cash, shares	389
Stock option exercise (cashless)		(47)		(47)
Stock option exercise (cashless), shares	1
Net loss			(1,251)	(1,251)
Ending balance, value at Mar. 31, 2021	$ 9	82,780	(52,274)	30,515
Ending balance, shares at Mar. 31, 2021	8,859
Beginning balance, value at Dec. 31, 2020	$ 8	80,166	(51,023)	29,151
Beginning balance, shares at Dec. 31, 2020	8,482
Net loss				(2,893)
Ending balance, value at Jun. 30, 2021	$ 9	83,224	(53,916)	29,317
Ending balance, shares at Jun. 30, 2021	8,898
Beginning balance, value at Mar. 31, 2021	$ 9	82,780	(52,274)	30,515
Beginning balance, shares at Mar. 31, 2021	8,859
Stock issued for director services - vested		246		246
Stock issued for director services - vested, shares	12
Stock issued to escrow account - unvested
Stock issued to escrow account - unvested, shares	(2)
Stock option expense		58		58
Warrants exercised for cash		174		174
Warrants exercised for cash, shares	28
Stock option exercise (cashless)		(34)		(34)
Stock option exercise (cashless), shares	1
Net loss			(1,642)	(1,642)
Ending balance, value at Jun. 30, 2021	$ 9	83,224	(53,916)	29,317
Ending balance, shares at Jun. 30, 2021	8,898
Beginning balance, value at Dec. 31, 2021	$ 9	83,588	(57,619)	25,978
Beginning balance, shares at Dec. 31, 2021	8,972
Stock issued for director services - vested		107		107
Stock issued for director services - vested, shares	5
Stock issued to escrow account - unvested
Stock issued to escrow account - unvested, shares	2
Stock issued for acquisition	$ 1	14,358		14,359
Stock issued for acquisition , shares	1,055
Stock option expense		94		94
Warrants exercised for cash		88		88
Warrants exercised for cash, shares	14
Stock option exercise (cashless)
Stock option exercise (for cash)
Net loss			(2,278)	(2,278)
Ending balance, value at Mar. 31, 2022	$ 10	98,235	(59,897)	38,348
Ending balance, shares at Mar. 31, 2022	10,048
Beginning balance, value at Dec. 31, 2021	$ 9	83,588	(57,619)	25,978
Beginning balance, shares at Dec. 31, 2021	8,972
Net loss				(5,081)
Ending balance, value at Jun. 30, 2022	$ 10	98,665	(62,700)	35,975
Ending balance, shares at Jun. 30, 2022	10,084
Beginning balance, value at Mar. 31, 2022	$ 10	98,235	(59,897)	38,348
Beginning balance, shares at Mar. 31, 2022	10,048
Stock issued for director services - vested		104		104
Stock issued for director services - vested, shares	5
Stock issued to escrow account - unvested
Stock issued to escrow account - unvested, shares	(5)
Stock issued for acquisition
Stock option expense		98		98
Warrants exercised for cash		228		228
Warrants exercised for cash, shares	36
Net loss			(2,803)	(2,803)
Ending balance, value at Jun. 30, 2022	$ 10	$ 98,665	$ (62,700)	$ 35,975
Ending balance, shares at Jun. 30, 2022	10,084