v3.26.1
Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - USD ($)
Common Stock Warrants [Member]
Preferred Stock [Member]
Common Stock Warrants [Member]
Common Stock Outstanding [Member]
Common Stock Warrants [Member]
Treasury Stock, Common [Member]
Common Stock Warrants [Member]
Additional Paid-in Capital [Member]
Common Stock Warrants [Member]
Retained Earnings [Member]
Common Stock Warrants [Member]
Closing Warrant [Member]
Preferred Stock [Member]
Closing Warrant [Member]
Common Stock Outstanding [Member]
Closing Warrant [Member]
Treasury Stock, Common [Member]
Closing Warrant [Member]
Additional Paid-in Capital [Member]
Closing Warrant [Member]
Retained Earnings [Member]
Closing Warrant [Member]
Prefunded Warrants [Member]
Preferred Stock [Member]
Prefunded Warrants [Member]
Common Stock Outstanding [Member]
Prefunded Warrants [Member]
Treasury Stock, Common [Member]
Prefunded Warrants [Member]
Additional Paid-in Capital [Member]
Prefunded Warrants [Member]
Retained Earnings [Member]
Prefunded Warrants [Member]
Preferred Stock [Member]
Common Stock Outstanding [Member]
Treasury Stock, Common [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2024                                     545 1,144,926        
Balance at Dec. 31, 2024                                     $ 0 $ 0 $ (181,000) $ 236,458,000 $ (232,274,000) $ 4,003,000
Balance (in shares) at Dec. 31, 2024                                         189      
Net loss                                             (672,000) (672,000)
Series F Preferred Stock dividends                                     $ 0 $ 0 $ 0 (12,000) 0 (12,000)
Issuances from Warrant exercises (in shares) 0 10,000 0                                          
Pre-Funded warrant exercise       $ 31,000   $ 31,000                                    
Balance (in shares) at Mar. 31, 2025                                     545 1,154,926        
Balance at Mar. 31, 2025                                     $ 0 $ 0 $ (181,000) 236,477,000 (232,946,000) 3,350,000
Balance (in shares) at Mar. 31, 2025                                         189      
Balance (in shares) at Dec. 31, 2024                                     545 1,144,926        
Balance at Dec. 31, 2024                                     $ 0 $ 0 $ (181,000) 236,458,000 (232,274,000) 4,003,000
Balance (in shares) at Dec. 31, 2024                                         189      
Net loss                                               (1,277,000)
Balance (in shares) at Jun. 30, 2025                                     355 1,594,953        
Balance at Jun. 30, 2025                                     $ 0 $ 0 $ (181,000) 244,984,000 (233,551,000) 11,252,000
Balance (in shares) at Jun. 30, 2025                                         189      
Balance (in shares) at Dec. 31, 2024                                     545 1,144,926        
Balance at Dec. 31, 2024                                     $ 0 $ 0 $ (181,000) 236,458,000 (232,274,000) 4,003,000
Balance (in shares) at Dec. 31, 2024                                         189      
Balance (in shares) at Dec. 31, 2025                                     150 3,327,399        
Balance at Dec. 31, 2025                                     $ 0 $ 0 $ (181,000) 245,843,000 (238,629,000) $ 7,033,000
Balance (in shares) at Dec. 31, 2025                                         189     189
Balance (in shares) at Mar. 31, 2025                                     545 1,154,926        
Balance at Mar. 31, 2025                                     $ 0 $ 0 $ (181,000) 236,477,000 (232,946,000) $ 3,350,000
Balance (in shares) at Mar. 31, 2025                                         189      
Net loss                                     0 0 $ 0 0 (605,000) (605,000)
Series F Preferred Stock dividends                                     0 0 0 (13,000) 0 (13,000)
Closing warrant issuance                                     $ 0 $ 0 0 335,000 0 335,000
Issuances from Warrant exercises (in shares) 0 394,864 0                                          
Pre-Funded warrant exercise $ 0 $ 0 $ 0 $ 1,241,000 $ 0 $ 1,241,000                                    
Balance (in shares) at Jun. 30, 2025                                     355 1,594,953        
Balance at Jun. 30, 2025                                     $ 0 $ 0 $ (181,000) 244,984,000 (233,551,000) 11,252,000
Balance (in shares) at Jun. 30, 2025                                         189      
Proceeds from Private Placement, net of fees                                     $ 0 $ 0 $ 0 6,925,000 0 6,925,000
Issuances from Preferred Stock conversions (in shares)                                     (190) 45,163 0      
Series F Preferred Stock conversions                                     $ 0 $ 0 $ 0 19,000 0 19,000
Balance (in shares) at Dec. 31, 2025                                     150 3,327,399        
Balance at Dec. 31, 2025                                     $ 0 $ 0 $ (181,000) 245,843,000 (238,629,000) $ 7,033,000
Balance (in shares) at Dec. 31, 2025                                         189     189
Net loss                                     0 0 $ 0 0 1,697,000 $ 1,697,000
Series F Preferred Stock dividends                                     $ 0 $ 0 0 (4,000) 0 (4,000)
Balance (in shares) at Mar. 31, 2026                                     150 3,327,399        
Balance at Mar. 31, 2026                                     $ 0 $ 0 $ (181,000) 245,839,000 (236,932,000) 8,726,000
Balance (in shares) at Mar. 31, 2026                                         189      
Balance (in shares) at Dec. 31, 2025                                     150 3,327,399        
Balance at Dec. 31, 2025                                     $ 0 $ 0 $ (181,000) 245,843,000 (238,629,000) $ 7,033,000
Balance (in shares) at Dec. 31, 2025                                         189     189
Net loss                                               $ (1,593,000)
Issuances from Warrant exercises (in shares)                                   244,191            
Balance (in shares) at Jun. 30, 2026                                     150 3,571,590        
Balance at Jun. 30, 2026                                     $ 0 $ 0 $ (181,000) 245,895,000 (240,222,000) $ 5,492,000
Balance (in shares) at Jun. 30, 2026                                         189     189
Balance (in shares) at Mar. 31, 2026                                     150 3,327,399        
Balance at Mar. 31, 2026                                     $ 0 $ 0 $ (181,000) 245,839,000 (236,932,000) $ 8,726,000
Balance (in shares) at Mar. 31, 2026                                         189      
Net loss                                     0 0 $ 0 0 (3,290,000) (3,290,000)
Series F Preferred Stock dividends                                     $ 0 $ 0 0 (4,000) 0 (4,000)
Closing warrant issuance             $ 0 $ 0 $ 0 $ 60,000 $ 0 $ 60,000                        
Issuances from Warrant exercises (in shares)                         0 244,191 0     244,191            
Pre-Funded warrant exercise                         $ 0 $ 0 $ 0 $ 0 $ 0 $ 0            
Balance (in shares) at Jun. 30, 2026                                     150 3,571,590        
Balance at Jun. 30, 2026                                     $ 0 $ 0 $ (181,000) $ 245,895,000 $ (240,222,000) $ 5,492,000
Balance (in shares) at Jun. 30, 2026                                         189     189