v3.26.1
Subsequent Events (Details) - USD ($)
2 Months Ended 12 Months Ended
Feb. 24, 2026
Feb. 28, 2026
Dec. 31, 2025
Mar. 04, 2026
Nov. 02, 2025
Dec. 31, 2024
Subsequent Events            
Series H Convertible Preferred Stock, authorized (in shares)     4,000     4,000
Series H Convertible Preferred Stock, par value (in dollars per share)     $ 0.01     $ 0.01
Series H Convertible Preferred Stock, stated value (in dollars per share)     1,000     1,000
Common stock, par value     $ 0.01     $ 0.01
Remaining contractual term     4 years 2 months 4 days      
Accrued dividends payable     $ 13,000      
Series G Convertible Preferred Stock, outstanding (in shares)     196   2,667 0
Series G Convertible Preferred Stock            
Subsequent Events            
Conversion of Stock and Notes into Common Stock (in shares)     304,621      
Subsequent Events            
Subsequent Events            
Percentage of cash placement agent fee payable 8.00%          
Threshold percentage of allowance for non-accountable expense reimbursable to placement agent 1.00%          
Out of pocket expenses reimbursable to placement agent $ 250,000          
Maximum threshold period to file registration statement 50 days          
Aggregate amount repurchased $ 5,673,000          
Conversion of Stock and Notes into Common Stock (in shares)   1,855,442        
Subsequent Events | Not Full Review By Securities Exchange Commission            
Subsequent Events            
Maximum threshold period to declare registration statement effective 60 days          
Subsequent Events | Full Review By Securities Exchange Commission            
Subsequent Events            
Maximum threshold period to declare registration statement effective 90 days          
Subsequent Events | Series Warrants And Series B Warrants            
Subsequent Events            
Payments for Repurchase of Warrants $ 9,000,000          
Subsequent Events | Placement Agent Warrants            
Subsequent Events            
Remaining contractual term 5 years          
Percentage of securities called by warrants 8.00%          
Subsequent Events | Series G Convertible Preferred Stock            
Subsequent Events            
Accrued dividends payable $ 283,000          
Share redemption 196          
Shares authorized eliminated       4,000    
Series G Convertible Preferred Stock, outstanding (in shares)       0    
Subsequent Events | Private Placement | February 2026 Warrants            
Subsequent Events            
Aggregate shares 66,665,957          
Warrants exercise price $ 0.345          
Remaining contractual term 3 years          
Subsequent Events | Private Placement | Series H Convertible Preferred Stock            
Subsequent Events            
Series H Convertible Preferred Stock, authorized (in shares) 31,333          
Series H Convertible Preferred Stock, par value (in dollars per share) $ 0.01          
Series H Convertible Preferred Stock, stated value (in dollars per share) $ 1,000          
Convertible shares issuable 66,665,957          
Common stock, par value $ 0.47          
Aggregate gross proceeds from the private placement $ 31,300,000