Consolidated Statements of Changes in Stockholders’ Equity - USD ($) $ in Thousands	Common Stock	Preferred Stock	Additional Paid-in Capital	Treasury Stock	Accumulated Deficit	Total
Balance at Dec. 31, 2019			$ 155,062	$ (264)	$ (144,266)	$ 10,532
Balance (in Shares) at Dec. 31, 2019	4,825,549	5,559		3
Issuance of common stock, common warrants and prefunded warrants, net of offering cost (net of offering costs of $941)			6,559			6,559
Issuance of common stock, common warrants and prefunded warrants, net of offering cost (net of offering costs of $941) (in Shares)	3,245,745
Issuance of common stock, net of offering cost (net of offering costs of $1,905)	$ 2		17,843			17,845
Issuance of common stock, net of offering cost (net of offering costs of $1,905) (in Shares)	16,090,909
Common warrant and prefunded warrant exercise	$ 1		7,203			7,204
Common warrant and prefunded warrant exercise (in Shares)	10,758,016
Distribution of Hoth common stock			(269)			(269)
Stock-based compensation			84			84
Net loss					(12,337)	(12,337)
Balance at Dec. 31, 2020	$ 3		186,482	$ (264)	(156,603)	29,618
Balance (in Shares) at Dec. 31, 2020	34,920,219	5,559		3
Distribution of Hoth common stock
Issuance of common stock and warrants (net of offering costs of $8,031)	$ 6		78,213			78,219
Issuance of common stock and warrants (net of offering costs of $8,031) (in Shares)	53,905,927
Exercise of warrants			84			84
Exercise of warrants (in Shares)	80,000
Issuance of common stock for research and development license acquired			531			531
Issuance of common stock for research and development license acquired (in Shares)	625,000
Conversion of Series D Preferred stock
Conversion of Series D Preferred stock (in Shares)	112	(900)
Stock-based compensation			314			314
Stock-based compensation (in Shares)	150,000
Net loss					(7,171)	(7,171)
Balance at Dec. 31, 2021	$ 9		$ 265,624	$ (264)	$ (163,774)	$ 101,595
Balance (in Shares) at Dec. 31, 2021	89,681,258	4,659		3