CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Revenues	$ 504,000	$ 450,000
Cost of revenues	187,000	220,000
Gross profit	317,000	230,000
Operating expenses:
Selling, general and administrative, including stock based compensation of $2,494 thousand and $1,548 thousand, for the years ended December 31, 2023 and 2022, respectively	9,873,000	8,003,000
Impairment of intangible assets	6,131,000	0
Excess fair value of equity issuance over assets received	0	904,000
Research and development, including stock based compensation of $982 thousand and $6,158 thousand, for the years ended December 31, 2023 and 2022, respectively	3,498,000	7,557,000
Total operating expenses	19,502,000	16,464,000
Loss from operations	(19,185,000)	(16,234,000)
Other income (expenses)
Interest expense	(52,000)	(417,000)
Change in fair value of derivative liability	27,000	166,000
Loss on debt extinguishment	(17,000)	0
Other income (expenses)	715,000	204,000
Total other expenses	673,000	(47,000)
Loss before provision for income taxes	(18,512,000)	(16,281,000)
Provision for income taxes	0	0
Net loss	(18,512,000)	(16,281,000)
Deemed dividend related to warrant resets	(763,000)	0
Net loss attributable to common stockholders	$ (19,275,000)	$ (16,281,000)