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

Note 4 - Summary of Significant Accounting Policies (Details Textual)

v3.25.4
Note 4 - Summary of Significant Accounting Policies (Details Textual)
$ in Thousands
 1 Months Ended 12 Months Ended
Jun. 30, 2025
Nov. 30, 2025
USD ($)
Nov. 30, 2024
USD ($)
Nov. 30, 2023
USD ($)
Goodwill, Impairment Loss   $ 0 $ 0  
Accounts Receivable, Allowance for Credit Loss, Current   100 300 $ 600
Tangible Asset Impairment Charges   $ 0 0  
Standard Product Warranty, Term (Year)   1 year    
Royalty Income, Nonoperating   $ 1,600    
Contract with Customer, Liability, Current   496 1,791  
Advertising Expense   17,900 12,400  
Research and Development Expense   300 600  
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued   0 0  
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent   9 342  
Other Comprehensive Income (Loss), Available-for-Sale Securities Adjustment, Net of Tax, Portion Attributable to Parent   $ (47) 65  
Extended Product Warranty, Term (Year)   3 years    
Intercompany Loan [Member]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent   $ 100 400  
Customer Advances [Member]        
Contract with Customer, Liability, Current   500 1,700  
Warranty Obligations [Member]        
Contract with Customer, Liability, Current   100 100  
Noncurrent Warranty Obligations [Member]        
Contract with Customer, Liability, Current   $ 100 100  
Federal Firearms License [Member]        
Number of Intangible Assets Acquired 2      
Finite-Lived Intangible Asset, Useful Life (Year)   3 years    
Customer Lists [Member]        
Finite-Lived Intangible Asset, Useful Life (Year)   2 years    
Minimum [Member] | Patents [Member]        
Finite-Lived Intangible Asset, Useful Life (Year)   10 years    
Minimum [Member] | Computer and Software, Furniture and Fixtures, and Machinery and Equipment [Member]        
Property, Plant and Equipment, Useful Life (Year)   3 years    
Minimum [Member] | Leasehold Improvements [Member]        
Property, Plant and Equipment, Useful Life (Year)   3 years    
Maximum [Member]        
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent   $ 100 $ (100)  
Other Comprehensive Income (Loss), Available-for-Sale Securities Adjustment, Net of Tax, Portion Attributable to Parent   $ (100)    
Maximum [Member] | Patents [Member]        
Finite-Lived Intangible Asset, Useful Life (Year)   17 years    
Maximum [Member] | Computer and Software, Furniture and Fixtures, and Machinery and Equipment [Member]        
Property, Plant and Equipment, Useful Life (Year)   7 years    
Maximum [Member] | Leasehold Improvements [Member]        
Property, Plant and Equipment, Useful Life (Year)   7 years