Annual report [Section 13 and 15(d), not S-K Item 405]

Note 6 - Debt (Details Textual)

v3.25.1
Note 6 - Debt (Details Textual)
3 Months Ended 12 Months Ended
Nov. 19, 2024
USD ($)
Nov. 14, 2024
USD ($)
Nov. 08, 2024
USD ($)
Dec. 17, 2023
USD ($)
May 16, 2022
USD ($)
$ / shares
Mar. 31, 2023
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
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, Periodic Payment   $ 93,821            
Debt Instrument, Covenant, Maximum Unsecured Loans     3,000,000          
Payments of Loan Costs     $ 92,500          
Debt Instrument, Interest Rate, Stated Percentage     42.00%          
Debt Instrument, Fee Amount     $ 92,500          
Interest Paid, Excluding Capitalized Interest, Operating Activities             $ 167,000  
RP Note [Member]                
Debt Instrument, Face Amount $ 1,500,000              
Debt Instrument, Term 12 months              
Debt Instrument, Interest Rate, Stated Percentage 42.00%              
Debt Instrument, Default, Period After Written Notice to Correct 20 days              
Debt Instrument, Default, Interest Rate 45.00%              
Interest Paid, Excluding Capitalized Interest, Operating Activities             0  
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, Excluding Capitalized Interest, Operating Activities             63,000 $ 3,000
Commitment Fee Expense             40,000 3,000
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%        
Securities Purchase Agreement [Member] | Note Holders [Member]                
Debt Instrument, Face Amount         $ 4,320,000      
Debt Instrument, Term         12 months      
Debt Instrument, Interest Rate, Stated Percentage         9.00%      
Interest Paid, Excluding Capitalized Interest, Operating Activities           $ 180,000 0 180,000
Debt Instrument, Discount, Percent         8.00%      
Debt Instrument, Convertible, Conversion Price | $ / shares         $ 80      
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger         90.00%      
Debt Instrument, Convertible, Threshold Trading Days         10      
Amortization of Debt Discount (Premium)             0 $ 40,000
Repayments of Debt           $ 539,000    
Convertible Notes Payable             $ 0