Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenues	$ 963		$ 1,034
Operating costs and expenses
General and administrative	4,067	4,515	16,980	8,564
Research and development		61	3	2,113
Research and development		525		525
Total operating expenses	4,067	5,101	16,983	11,202
Loss from operations	(3,104)	(5,101)	(15,949)	(11,202)
Other income (expenses)
Other income				64
Interest income	208	187	505	586
(Loss) gain on marketable securities	(150)	(1,654)	185	(4,390)
Unrealized loss on note receivable			(212)
Change in fair value of investments	(495)	329	(495)	91
Total other (expenses) income	(437)	(1,138)	(17)	(3,649)
Net loss	(3,541)	(6,239)	(15,966)	(14,851)
Deemed dividends related to Series O and Series P Redeemable Convertible Preferred Stock				(4,109)
Net Loss Attributable to Common Shareholders	$ (3,541)	$ (6,239)	$ (15,966)	$ (18,960)
Net loss per share, basic and diluted
Basic (in Dollars per share)	$ (0.66)	$ (1.17)	$ (3.09)	$ (3.59)
Weighted average number of shares outstanding, basic and diluted
Basic (in Shares)	5,345,312	5,344,989	5,159,501	5,283,182