Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)

v3.21.2
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - $ / shares
Aug. 31, 2021
Nov. 30, 2020
Preferred stock, shares authorized (in shares) 5,000,000 5,000,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 300,000,000 300,000,000
Common stock, shares issued (in shares) 23,603,996 14,852,023
Common stock, shares outstanding (in shares) 23,603,996 14,852,023
Series A Preferred Stock [Member]    
Preferred stock, shares authorized (in shares) 1,500 1,500
Preferred stock, shares issued (in shares) 0 1,391
Preferred stock, shares outstanding (in shares) 0 1,391