Quarterly report [Sections 13 or 15(d)]

Note 5 - Debt - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details)

v3.25.2
Note 5 - Debt - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details) - USD ($)
 3 Months Ended 6 Months Ended
May 12, 2025
Mar. 28, 2025
Mar. 26, 2025
Feb. 10, 2025
Nov. 19, 2024
Nov. 08, 2024
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Interest paid during the three months ended June 30, 2025               $ 1,274,000 $ 18,000  
Change in fair value of debt               392,000 $ 0  
Agile Loan Agreement [Member]                    
Gross Proceeds           $ 1,850,000        
Proceeds net of original issue discount           0        
Fair Value at issuance date           2,132,000 $ 0 0   $ 1,679,000
Difference between proceeds and fair value at issuance [1]           282,000        
Note balance – December 31, 2024             0 0   1,454,000
Interest paid during the three months ended June 30, 2025             0 563,000    
Change in fair value of debt [1]             0 (178,000)    
Debt issue costs [2]           $ 180,000        
Debt Instrument, Interest Rate, Stated Percentage           42.00%        
Debt Instrument, Discount Rate           42.00%        
Agile II Note [Member]                    
Gross Proceeds       $ 2,500,000            
Proceeds net of original issue discount       0            
Fair Value at issuance date       3,205,000     1,283,000 1,283,000   0
Difference between proceeds and fair value at issuance [1]       705,000            
Note balance – December 31, 2024             1,331,000 1,331,000   0
Interest paid during the three months ended June 30, 2025             426,000 656,000    
Change in fair value of debt [1]             164,000 67,000    
Debt issue costs [2]       $ 125,000            
Debt Instrument, Interest Rate, Stated Percentage       42.00%            
Debt Instrument, Discount Rate       42.00%            
Belleau Purchase Agreement [Member]                    
Gross Proceeds   $ 1,100,000                
Proceeds net of original issue discount   0                
Fair Value at issuance date   894,000         888,000 888,000   0
Difference between proceeds and fair value at issuance [1]   (206,000)                
Note balance – December 31, 2024             1,100,000 1,100,000   0
Interest paid during the three months ended June 30, 2025             0 0    
Change in fair value of debt [1]             (4,000) (6,000)    
Debt issue costs [2]   $ 0                
Debt Instrument, Interest Rate, Stated Percentage   20.00%                
Debt Instrument, Discount Rate   42.00%                
Diagonal Note [Member]                    
Gross Proceeds     $ 300,000              
Proceeds net of original issue discount     286,000              
Fair Value at issuance date     247,000       271,000 271,000   0
Difference between proceeds and fair value at issuance [1]     (39,000)              
Note balance – December 31, 2024             300,000 300,000   0
Interest paid during the three months ended June 30, 2025             0 0    
Change in fair value of debt [1]             24,000 24,000    
Debt issue costs [2]     $ 7,000              
Debt Instrument, Interest Rate, Stated Percentage     10.00%              
Debt Instrument, Discount Rate     42.00%              
Diagonal II Note [Member]                    
Gross Proceeds $ 145,000                  
Proceeds net of original issue discount 132,000                  
Fair Value at issuance date 123,000           115,000 115,000    
Difference between proceeds and fair value at issuance [1] (9,000)                  
Note balance – December 31, 2024             145,000 145,000    
Interest paid during the three months ended June 30, 2025             0 0    
Change in fair value of debt [1]             (8,000) (8,000)    
Debt issue costs [2] $ 7,000                  
Debt Instrument, Interest Rate, Stated Percentage 10.00%                  
Debt Instrument, Discount Rate 42.00%                  
RP Note [Member]                    
Gross Proceeds         $ 1,500,000          
Proceeds net of original issue discount         0          
Fair Value at issuance date         1,343,000   1,473,000 1,473,000   1,438,000
Difference between proceeds and fair value at issuance [1]         (157,000)          
Note balance – December 31, 2024             1,500,000 1,500,000   $ 1,500,000
Interest paid during the three months ended June 30, 2025             0 0    
Change in fair value of debt [1]             $ (121,000) $ 35,000    
Debt issue costs [2]         $ 0          
Debt Instrument, Interest Rate, Stated Percentage         40.00%          
Debt Instrument, Discount Rate         42.00%          
[1] Reflected in interest expense in the condensed consolidated statements of operations.
[2] Debt issue costs incurred in connection with the Agile Loan included administrative fee of $92,500 to the collateral agent and advisor fees. Debt issuance costs are reflected in “other expense” in the condensed consolidated statements of operations.