CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)	Dec. 31, 2021	Dec. 31, 2020
Preferred stock, shares authorized (in shares)	1,938,250
Preferred stock, shares issued (in shares)	0
Preferred stock, shares outstanding (in shares)	0	1,829,582
Common Stock, convertible, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common Stock, shares authorized (in shares)	150,000,000	150,000,000
Common Stock, shares issued (in shares)	30,929,331	7,861,912
Common stock, shares outstanding (in shares)	30,816,048	7,748,629
Treasury stock (in shares)	113,283	113,000
Series A-2 Preferred Stock
Preferred stock, convertible, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, stated value	$ 7,500	$ 7,500
Preferred stock, shares authorized (in shares)	7,500	7,500
Preferred stock, shares issued (in shares)	0	45
Preferred stock, shares outstanding (in shares)	0	45
Preferred stock, liquidation value		$ 338,000
Series D Preferred Stock
Preferred stock, convertible, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, stated value	$ 28.50	$ 28.50
Preferred stock, shares authorized (in shares)	1,750,000	1,750,000
Preferred stock, shares issued (in shares)	0	1,697,958
Preferred stock, shares outstanding (in shares)	0	1,697,958
Preferred stock, liquidation value		$ 48,392,000
Series E Preferred Stock
Preferred stock, convertible, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, stated value	$ 28.50	$ 28.50
Preferred stock, shares authorized (in shares)	175,000	175,000
Preferred stock, shares issued (in shares)	0	131,579
Preferred stock, shares outstanding (in shares)	0	131,579
Preferred stock, liquidation value		$ 3,750,000