Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Intangible Assets - Components of Intangible Assets (Details)

v3.23.2
Note 11 - Intangible Assets - Components of Intangible Assets (Details) - USD ($)
$ in Thousands
May 31, 2023
Nov. 30, 2022
Intangible assets, gross carrying amount $ 4,361 $ 4,361
Intangible assets, accumulated amortization (634) (489)
Intangible assets, net carrying amount 3,727 3,872
Intangible assets, net carrying amount 3,727 3,872
Trademarks [Member]    
Intangible assets, gross carrying amount 360 360
Intangible assets, net carrying amount 360 360
Intangible assets, net carrying amount 360 360
Patents [Member]    
Intangible assets, gross carrying amount 3,931 3,931
Intangible assets, accumulated amortization (596) (468)
Intangible assets, net carrying amount 3,335 3,463
Intangible assets, net carrying amount $ 3,335 3,463
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 (38) (21)
Intangible assets, net carrying amount 32 49
Intangible assets, net carrying amount $ 32 $ 49