Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical)

v3.21.1
Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended
Jan. 06, 2020
Jan. 31, 2020
Feb. 28, 2021
Feb. 29, 2020
Nov. 30, 2020
Cancellation of shares (in shares)   3,699,999      
Accrued interest satisfied by issuance of warrants     $ 125    
Value of common stock issued in exchange for Patent Rights       $ 697  
Right-of-use asset     1,268   $ 1,200
New Operating Lease [Member]          
Right-of-use asset     $ 100    
Convertible Noteholders [Member]          
Warrants granted   498,418 498,418    
Accrued interest satisfied by issuance of warrants   $ 100      
Common Shares [Member]          
Cancellation of shares (in shares)       3,699,999  
Number of common stock issued in exchange for Patent Rights       3,866,810  
Value of common stock issued in exchange for Patent Rights       $ 4  
Common Shares [Member] | Patents [Member]          
Number of common stock issued in exchange for Patent Rights 3,866,810        
Value of common stock issued in exchange for Patent Rights $ 700