XML 56 R46.htm IDEA: XBRL DOCUMENT v3.25.0.1
Stockholders' Equity - Additional Information (Details) - USD ($)
 3 Months Ended 12 Months Ended
May 30, 2024
Mar. 17, 2006
Sep. 30, 2008
Dec. 31, 2024
Dec. 31, 2023
Jun. 20, 2024
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Options vested, fair value       $ 4,600,000 $ 4,800,000  
Number of shares authorized (in shares)       8,150,000   8,150,000
Granted (in shares) 1,697,712          
Stock repurchased and retired during period, shares (in shares) 1,697,712          
Shares acquired, average cost per share (in dollars per share) $ 3.51          
Share-based compensation arrangement by share-based payment award, options, grants in period, weighted average grant date fair value (in dollars per share) $ 3.51          
Proceeds from sale of common stock and warrants, net       $ 53,407,000    
Jefferies LLC Sales Agreement            
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Proceeds from sale of common stock and warrants, net       $ 16,000,000    
Sale of stock, number of shares issued (in shares)       6,300,000    
Underwritten Registered Direct Offering            
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Proceeds from sale of common stock and warrants, net       $ 37,400,000    
Sale of stock, number of shares issued (in shares)       15,400,000    
Accumulated Deficit            
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Accrued dividend during the period       $ 24,000 24,000  
Series A Convertible Preferred Stock            
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]            
Cumulative dividend rate (as a percent)       4.00%    
Cumulative unpaid preferred stock dividends       $ 486,000 $ 462,000  
Stated value (in dollars per share)       $ 10    
Conversion price per share (in dollars per share)   $ 691.2 $ 928.8 691.2    
Period during which the conversion price is subject to adjustment for dilutive issuances   12 months        
Share price for 20 consecutive trading days for automatic conversion       $ 1,857.6    
Number of consecutive trading days in which the closing price of the entity's common stock must equal or exceed a specified price in order for the preferred stock to be automatically converted       20 days    
Number of common stock shares traded per day during the 20 trading days for the preferred stock to be automatically converted       116    
Number of trading days in which the specified volume of common stock must be traded for the preferred stock to be automatically converted       20 days