Quarterly report [Sections 13 or 15(d)]

Note 23 - Financial Instruments (Details Textual)

v3.26.3
Note 23 - Financial Instruments (Details Textual)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Aug. 31, 2026
USD ($)
Aug. 31, 2025
USD ($)
Aug. 31, 2026
USD ($)
Aug. 31, 2025
USD ($)
Nov. 30, 2025
USD ($)
Jun. 23, 2026
USD ($)
Apr. 20, 2026
USD ($)
Jan. 31, 2023
USD ($)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent $ 29 $ 82 $ 292 $ 27        
US Tax Rate Percentage of Fluctuation     10.00%          
Byrna LATAM [Member]                
Financing Receivable, before Allowance for Credit Loss $ 600   $ 600   $ 1,100 $ 700 $ 600 $ 1,600
Customer Concentration Risk [Member] | Accounts Receivable [Member]                
Number of Customers     3   2      
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Three Customers [Member]                
Concentration Risk, Percentage     42.00%          
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Two Customers [Member]                
Concentration Risk, Percentage         47.00%      
SOUTH AFRICA                
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent       $ (100)