Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Operations and Management Plans (Details Textual)

v3.22.2.2
Note 2 - Operations and Management Plans (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
Jul. 31, 2021
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2022
Aug. 31, 2021
Nov. 30, 2021
Retained Earnings (Accumulated Deficit), Total   $ (61,250)   $ (61,250)   $ (53,498)
Revenue from Contract with Customer, Excluding Assessed Tax   12,422 $ 8,703 32,018 $ 30,997  
Net Income (Loss) Available to Common Stockholders, Basic, Total   $ (1,534) $ (1,841) (7,752) (1,118)  
Stock Issued During Period, Shares, New Issues (in shares) 2,875,000          
Shares Issued, Price Per Share (in dollars per share) $ 21.00          
Stock Offering, Underwriting Discounts, Commissions, and Offering Expenses $ 4,400          
Proceeds from Issuance of Common Stock, Net $ 56,000     $ 0 $ 56,753  
Over-Allotment Option [Member]            
Stock Issued During Period, Shares, New Issues (in shares) 375,000