Fair Value of Financial Instruments, Roll Forward of Derivative Liability (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Roll Forward of Derivative Liability [Roll Forward]
Balance	$ 573,000
Fair Value Adjustment	769,000	$ (229,000)
Balance	1,342,000
April Note [Member]
Roll Forward of Derivative Liability [Roll Forward]
Balance	249,000	495,000
Fair Value Adjustment	338,000	(104,000)
Balance	587,000	391,000
September Note [Member]
Roll Forward of Derivative Liability [Roll Forward]
Balance	109,000	250,000
Fair Value Adjustment	167,000	(62,000)
Balance	276,000	188,000
December Note [Member]
Roll Forward of Derivative Liability [Roll Forward]
Balance	215,000	109,000
Fair Value Adjustment	264,000	167,000
Balance	$ 479,000	$ 276,000