Quarterly report [Sections 13 or 15(d)]

Note 5 - Debt (Details Textual)

v3.25.1
Note 5 - Debt (Details Textual)
3 Months Ended
Apr. 28, 2025
USD ($)
Apr. 14, 2025
USD ($)
Mar. 28, 2025
USD ($)
$ / shares
Mar. 26, 2025
USD ($)
Feb. 15, 2025
USD ($)
Feb. 10, 2025
USD ($)
Nov. 19, 2024
USD ($)
Nov. 14, 2024
USD ($)
Nov. 08, 2024
USD ($)
Dec. 17, 2023
USD ($)
Mar. 31, 2025
USD ($)
Mar. 31, 2024
USD ($)
Agile Loan Agreement [Member]                        
Debt Instrument, Face Amount                 $ 1,850,000      
Debt Instrument, Term                 196 days      
Interest Expense, Short-Term Borrowings                 $ 780,000      
Debt Instrument, Default, Basis Spread on Variable Rate                 5.00%      
Debt Instrument, Interest Rate, Effective Percentage                     42.00%  
Debt Instrument, Periodic Payment               $ 93,821        
Debt Instrument, Covenant, Maximum Unsecured Loans                 $ 3,000,000      
Payments of Loan Costs                 92,500      
Repayments of Debt         $ 1,500,000 $ 1,500,000            
Interest Payable                     $ 0  
Debt Instrument, Fee Amount                 $ 92,500      
Debt Instrument, Interest Rate, Stated Percentage                 42.00%      
Agile II Note [Member]                        
Debt Instrument, Face Amount           $ 2,500,000            
Debt Instrument, Term           224 days            
Debt Instrument, Default, Basis Spread on Variable Rate           5.00%            
Debt Instrument, Interest Rate, Effective Percentage                     42.00%  
Debt Instrument, Periodic Payment           $ 110,937            
Interest Payable           $ 1,050,000.00         $ 0  
Debt Instrument, Number of Payments           32            
Debt Instrument, Period for Discount if Paid in Full           60 days            
Debt Instrument, Fee Amount           $ 125,000            
Debt Instrument, Interest Rate, Stated Percentage           42.00%            
Agile and Agile II [Member]                        
Proceeds from (Repayments of) Debt           $ 875,000            
Diagonal Note [Member]                        
Debt Instrument, Face Amount       $ 300,000                
Interest Payable                     0  
Debt Instrument, Fee Amount       $ 7,000                
Debt Instrument, Interest Rate, Stated Percentage       10.00%                
Debt Instrument, Default, Interest Rate       22.00%                
Debt Instrument, Convertible, Period Start       180 days                
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger       75.00%                
Debt Instrument, Convertible, Threshold Trading Days       10                
Debt Instrument, Default, Period After Written Notice to Correct       20 days                
Debt Instrument, Default, Percentage of Principal Paid       150.00%                
Beneficial Ownership, Minimum Percentage of Shares Outstanding, Initial       4.99%                
Debt Instrument, Discount, Percent       4.75%                
Proceeds from Issuance of Debt       $ 279,000                
Belleau Purchase Agreement [Member]                        
Debt Instrument, Face Amount     $ 1,500,000                  
Debt Instrument, Term     12 months                  
Interest Payable                     0  
Debt Instrument, Interest Rate, Stated Percentage     20.00%                  
Debt Instrument, Default, Interest Rate     20.00%                  
Debt Instrument, Default, Period After Written Notice to Correct     20 days                  
Proceeds from Issuance of Debt     $ 300,000                  
Debt Instrument, Redemption Price, Percentage     20.00%                  
Debt Instrument, Convertible, Conversion Price | $ / shares     $ 0.35                  
Belleau Purchase Agreement [Member] | Subsequent Event [Member]                        
Proceeds from Issuance of Debt $ 600,000 $ 600,000                    
RP Note [Member]                        
Debt Instrument, Face Amount             $ 1,500,000          
Debt Instrument, Term             12 months          
Interest Payable                     219,000  
Debt Instrument, Interest Rate, Stated Percentage             40.00%          
Debt Instrument, Default, Interest Rate             45.00%          
Debt Instrument, Default, Period After Written Notice to Correct             20 days          
SLR Agreement [Member]                        
Debt Instrument, Face Amount                   $ 4,000,000    
Debt Instrument, Term                   24 months    
Debt Instrument, Multiplication of Face Value of Account                   85.00%    
Debt Instrument, Finance Fee, Percentage                   2.00%    
Debt Instrument, Service Fee Rate                   0.30%    
Debt Instrument, Financing Fee, Percentage Used in Calculation                   8.33%    
Debt Instrument, Minimum Utilization                   $ 400,000    
Interest Paid, Including Capitalized Interest, Operating and Investing Activities                     8,000 $ 19,000
Commitment Fee Expense                     $ 10,000 $ 10,000
SLR Agreement [Member] | Prime Rate [Member]                        
Debt Instrument, Basis Spread on Variable Rate                   2.00%    
SLR Agreement [Member] | Facility Rate [Member]                        
Debt Instrument, Basis Spread on Variable Rate                   6.00%