Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Operations and Management Plans (Details Textual)

v3.23.2
Note 2 - Operations and Management Plans (Details Textual) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
May 31, 2023
May 31, 2022
May 31, 2023
May 31, 2022
Nov. 30, 2022
Retained Earnings (Accumulated Deficit) $ (64,653)   $ (64,653)   $ (61,383)
Revenue from Contract with Customer, Excluding Assessed Tax 11,508 $ 11,619 19,919 $ 19,596  
Net Income (Loss) Available to Common Stockholders, Basic $ (1,116) $ (2,996) $ (3,269) $ (6,217)