v3.26.1
Note 10 - Senior Secured Revolving Line of Credit (Details Textual) - USD ($)
12 Months Ended
Jan. 28, 2025
Jul. 31, 2022
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Nov. 01, 2024
Sep. 08, 2023
Jul. 31, 2023
Jun. 02, 2021
Interest Expense, Debt     $ 300,000            
Revolving Credit Facility [Member]                  
Debt Instrument, Interest Rate, Stated Percentage   2.50%              
Line of Credit Facility, Interest Rate at Period End 10.00%       10.00%        
Debt Instrument, Covenant, Deposits Held $ 5,000,000           $ 5,000,000 $ 8,000,000  
Long-Term Line of Credit     $ 0 $ 3,000,000          
Interest Expense, Debt       $ 700,000          
Revolving Credit Facility [Member] | Minimum [Member]                  
Line of Credit Facility, Interest Rate at Period End 7.50%                
Revolving Credit Facility [Member] | Prime Rate [Member]                  
Debt Instrument, Basis Spread on Variable Rate   2.50%              
Revolving Credit Facility [Member] | Wall Street Journal Money Rate [Member]                  
Debt Instrument, Basis Spread on Variable Rate 2.50%                
Promissory Note [Member]                  
Debt Instrument, Face Amount           $ 6,000,000     $ 7,000,000
Long-Term Debt, Gross $ 3,750,000                
Proceeds from (Repayments of) Notes Payable (3,250,000)                
Debt Instrument, Periodic Payment 400,000                
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid $ 151,291.67