Stockholders’ Equity (Tables)

3 Months Ended

Mar. 31, 2023

Equity [Abstract]

Schedule of Stockholders’ Equity

	Series B Preferred Stock				Common Stock				Paid-in		Accumulated			Total Stockholders’
(Shares and dollars in thousands)	Shares		Amount		Shares		Amount		Capital		Deficit			Equity
Balance, December 31, 2021		2,500	$	-		14,791	$	1	$	72,003	$	(58,605	)	$	13,399
Stock-based compensation		-		-		-		-		2		-			2
Issuance of common stock for services by third parties		-		-		125		-		119		-			119
Issuance of common stock for services by employees		-		-		170		1		206		-			207
Issuance of detachable warrants on notes payable		-		-		-		-		948		-			948
Net loss		-		-		-		-		-		(38	)		(38	)
Net loss		-		-		-		-		-		(2,036	)		(2,036	)
Balance, March 31, 2022		2,500	$	-		15,086	$	2	$	73,278	$	(60,679	)	$	12,601

	Series B Preferred Stock				Common Stock				Paid-in		Accumulated			Total Stockholders’ Equity
	Shares		Amount		Shares		Amount		Capital		Deficit			(Deficit)
Balance, December 31, 2022		2,500	$	-		16,199	$	2	$	73,503	$	(75,021	)	$	(1,516	)
Issuance of common stock for services by third parties		-		-		225		-		83		-			83
Issuance of common stock for services by employees		-		-		236		-		60		-			60
Preferred stock dividends		-		-		-		-		-		(38	)		(38	)
Net loss		-		-		-		-		-		(1,598	)		(1,598	)
Balance, March 31, 2023		2,500	$	-		16,660	$	2	$	73,646	$	(76,657	)	$	(3,009	)

Summary of Stock Option Activity

A summary of all stock option activity as of and for the three months ended March 31, 2023 is presented below:

	# of Options		Weighted- Average Exercise Price
Outstanding as of December 31, 2022		51,752	$	3.16
Outstanding as of March 31, 2023		51,752	$	3.16
Exercisable as of March 31, 2023		51,752	$	3.16

Summary of Warrant Activity

A summary of all warrant activity as of and for the three months ended March 31, 2023 is presented below:

	Warrants		Weighted- Average Remaining Life (Years)		Weighted- Average Exercise Price		Aggregate Intrinsic Value
Outstanding as of December 31, 2022		4,033,333		3.8	$	1.67	$	-
Outstanding as of March 31, 2023		4,033,333		3.8	$	1.67	$	-