v3.26.1
Note 14 - Segment Reporting - Reconciliation of Loss From Operations to Total Loss (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
(Loss) Income from operations $ (6,505,000)   $ (3,730,000)   $ (11,250,000) $ (7,577,000)  
Interest income (6,000)   (2,000)   (11,000) (6,000)  
Interest expense 240,000   0   470,000 0  
Change in fair value of convertible debt 0   5,565,000   0 6,530,000  
Fair Value Adjustment of Warrants 9,784,000   6,414,000   6,246,000 3,518,000  
Loss on convertible note conversions 0   1,874,000   0 3,467,000  
Income from equity method investments (3,000)   0   (5,000) 0 $ (35,000)
Net Income (Loss) Attributable to Parent (16,520,000) $ (1,430,000) (17,581,000) $ (5,512,000) (17,950,000) (23,092,000)  
Gain (Loss) on Issuance of Common Stock (0)   (0)   (0) (729,000)  
Gain (Loss) on Consideration Shares and Warrants (0)   (0)   (0) (1,277,000)  
Operating Segments [Member]              
(Loss) Income from operations (6,505,000)   (3,730,000)   (11,250,000) (7,577,000)  
Interest income (6,000)   (2,000)   (11,000) (6,000)  
Interest expense 240,000   0   470,000 0  
Change in fair value of convertible debt 0   5,565,000   0 6,530,000  
Fair Value Adjustment of Warrants 9,784,000   6,414,000   6,246,000 3,518,000  
Loss on convertible note conversions 0   1,874,000   0 3,467,000  
Income from equity method investments (3,000)   0   (5,000) 0  
Net Income (Loss) Attributable to Parent (16,520,000)   $ (17,581,000)   (17,950,000) (23,092,000)  
Gain (Loss) on Issuance of Common Stock         0 729,000  
Gain (Loss) on Consideration Shares and Warrants         0 $ 1,277,000  
Operating Segments [Member] | NRx Segment [Member]              
(Loss) Income from operations (6,603,000)       (11,432,000)    
Interest income 1,000       0    
Interest expense 240,000       470,000    
Change in fair value of convertible debt 0       0    
Fair Value Adjustment of Warrants 9,784,000       6,246,000    
Loss on convertible note conversions 0       0    
Income from equity method investments (3,000)       (5,000)    
Net Income (Loss) Attributable to Parent (16,625,000)       (18,143,000)    
Gain (Loss) on Issuance of Common Stock         0    
Gain (Loss) on Consideration Shares and Warrants         0    
Operating Segments [Member] | Dura Segment [Member]              
(Loss) Income from operations 98,000       182,000    
Interest income (7,000)       (11,000)    
Interest expense 0       0    
Change in fair value of convertible debt 0       0    
Fair Value Adjustment of Warrants 0       0    
Loss on convertible note conversions 0       0    
Income from equity method investments 0       0    
Net Income (Loss) Attributable to Parent $ 105,000       193,000    
Gain (Loss) on Issuance of Common Stock         0    
Gain (Loss) on Consideration Shares and Warrants         $ 0