Quarterly report [Sections 13 or 15(d)]

Note 8 - Investment in Joint Venture (Details Textual)

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Note 8 - Investment in Joint Venture (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Aug. 19, 2024
Jan. 10, 2023
May 31, 2025
May 31, 2024
May 31, 2025
May 31, 2024
Jan. 31, 2023
Royalty Income, Nonoperating     $ 800,000   $ 800,000    
Interest Income, Financing Receivable, before Allowance for Credit Loss     $ 100,000 $ 100,000 $ 100,000 $ 100,000  
Byrna LATAM [Member]              
Loans and Leases Receivable, Related Parties $ 1,634,485           $ 1,600,000
Loans Receivable, Basis Spread on Variable Rate             3.00%
Loans Receivable with Fixed Rates of Interest 1,431,112            
Interest Receivable $ 203,373            
Loans, Receivable, Fixed Interest Rate. 5.00%            
Byrna LATAM [Member]              
Equity Method Investment, Ownership Percentage 51.00% 51.00%          
Payments to Acquire Equity Method Investments   $ 500,000          
Proceeds from Sale of Equity Method Investments $ 1,000