Quarterly report [Sections 13 or 15(d)]

Note 13 - Intangible Assets - Components of Intangible Assets (Details)

v3.25.2
Note 13 - Intangible Assets - Components of Intangible Assets (Details) - USD ($)
$ in Thousands
May 31, 2025
Mar. 31, 2025
Nov. 30, 2024
Intangible assets, gross carrying amount $ 4,391   $ 4,385
Intangible assets, accumulated amortization (1,176)   (1,048)
Intangible assets, net carrying amount 3,215 $ 3,215 3,337
Trademarks [Member]      
Intangible assets, gross carrying amount 360   360
Intangible assets, net carrying amount 360   360
Patents [Member]      
Intangible assets, gross carrying amount 3,955   3,955
Intangible assets, accumulated amortization (1,106)   (978)
Intangible assets, net carrying amount $ 2,849   2,977
Patents [Member] | Minimum [Member]      
Finite lived intangible assets, useful life (Year) 10 years    
Patents [Member] | Maximum [Member]      
Finite lived intangible assets, useful life (Year) 17 years    
Customer Lists [Member]      
Finite lived intangible assets, useful life (Year) 2 years    
Intangible assets, gross carrying amount $ 70   70
Intangible assets, accumulated amortization (70)   (70)
Intangible assets, net carrying amount $ 0   0
Federal Firearms License [Member]      
Finite lived intangible assets, useful life (Year) 3 years    
Intangible assets, gross carrying amount $ 6  
Intangible assets, accumulated amortization 0  
Intangible assets, net carrying amount $ 6