Annual report [Section 13 and 15(d), not S-K Item 405]

Net Loss per Common Share (Schedule of Diluted Weighted Average Shares Outstanding) (Details)

v3.25.1
Net Loss per Common Share (Schedule of Diluted Weighted Average Shares Outstanding) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Effect of Series A preferred dividends on net loss per share calculation $ 8.0 $ 8.0
Effect of partner company deemed dividends on net loss per share calculation $ 1.9 $ 0.7
Potentially dilutive securities excluded from the computations of diluted weighted average shares outstanding 19,379,557 2,792,691
Warrants to purchase Common Stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially dilutive securities excluded from the computations of diluted weighted average shares outstanding 14,406,201 873,065
Employee Stock Option    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially dilutive securities excluded from the computations of diluted weighted average shares outstanding 558,896 32,601
Unvested Restricted Stock and deferred Restricted Stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially dilutive securities excluded from the computations of diluted weighted average shares outstanding 1,900,630 1,514,208
Unvested Restricted Stock units and deferred Restricted Stock units    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potentially dilutive securities excluded from the computations of diluted weighted average shares outstanding 2,513,830 372,817