Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2023	Dec. 31, 2022
Stockholders' equity
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	39,802,000	39,802,000
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	5,682,461	536,394
Common stock, shares outstanding (in shares)	5,682,461	536,394
Series J Convertible Preferred Stock [Member]
Mezzanine Equity
Mezzanine equity, par value (in dollars per share)	$ 0.0001	$ 0.0001
Mezzanine equity, shares authorized (in shares)	600,000	0
Mezzanine equity, shares issued (in shares)	11,950	0
Mezzanine equity, shares outstanding (in shares)	11,950	0
Series A Junior Participating Preferred Stock [Member]
Stockholders' equity
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	30,000	30,000
Preferred stock, shares outstanding (in shares)	0	0
Series F Convertible Preferred Stock [Member]
Stockholders' equity
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	18,000	18,000
Preferred stock, shares issued (in shares)	127	127
Preferred stock, shares outstanding (in shares)	127	127
Series I Convertible Preferred Stock [Member]
Stockholders' equity
Preferred stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (in shares)	1,049,280	1,049,280
Preferred stock, shares issued (in shares)	0	1,049,280
Preferred stock, shares outstanding (in shares)	0	1,049,280