Quarterly report pursuant to Section 13 or 15(d)

Note 24 - Exclusive Supply and Purchase Agreements (Details Textual)

v3.21.2
Note 24 - Exclusive Supply and Purchase Agreements (Details Textual) - BIP Manufacturer [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2021
Aug. 31, 2020
Term of Agreement (Year)     4 years  
Extension for Additional Term of Agreement (Year)     1 year  
Period Required for Written Notice of Termination in Order to Prevent Automatic Extension of Agreement (Day)     60 days  
Purchases from Manufacturer $ 0 $ 60 $ 0 $ 70