Fair Value of Financial Instruments, Roll Forward of Derivative Liability (Details) - USD ($)	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Roll Forward of Derivative Liability [Roll Forward]
Balance	$ 573,000
Fair Value Adjustment	279,000	$ (504,000)
Balance	852,000
April Note [Member]
Roll Forward of Derivative Liability [Roll Forward]
Balance	249,000	495,000
Fair Value Adjustment	117,000	(219,000)
Balance	366,000	276,000
September Note [Member]
Roll Forward of Derivative Liability [Roll Forward]
Balance	109,000	250,000
Fair Value Adjustment	50,000	(119,000)
Balance	159,000	131,000
December Note [Member]
Roll Forward of Derivative Liability [Roll Forward]
Balance	215,000	385,000
Fair Value Adjustment	112,000	(166,000)
Balance	$ 327,000	$ 219,000