Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Additional information (Details)

v3.20.4
Stockholders' Equity - Additional information (Details)
1 Months Ended 3 Months Ended
Oct. 08, 2020
USD ($)
$ / shares
shares
Jun. 04, 2020
shares
May 26, 2020
USD ($)
Mar. 25, 2020
Jul. 07, 2020
USD ($)
Jan. 31, 2020
$ / shares
shares
Nov. 30, 2020
USD ($)
$ / shares
shares
Aug. 31, 2020
$ / shares
shares
Nov. 30, 2019
USD ($)
Preferred stock, per share | $ / shares           $ 0.0001 $ 0.0001 $ 0.0001  
Compensation expense | $             $ 496,000   $ 127,000
Exercise price (in dollars per share) | $ / shares             $ 3.85    
Number of shares outstanding, Beginning balance             1,558,007 1,398,740  
Shares conversion ratio       1     1    
Reverse stock split       1     1    
Common stock shares issued             20,920,146 16,902,146  
Issued             2,500,000    
Amended March 2019 Notes Warrants [Member]                  
Exercise price (in dollars per share) | $ / shares             $ 40.00    
Warrants outstanding             66,288    
June 2018 Notes Warrants [Member]                  
Exercise price (in dollars per share) | $ / shares             $ 40.00    
Warrants outstanding             6,276    
October 2020 Common Warrants [Member]                  
Exercise price (in dollars per share) | $ / shares             $ 3.30    
Warrants outstanding 200,000           2,300,000    
Percentage on aggregate number of shares of common stock 5.00%                
Price per share | $ / shares $ 3.30                
Percentage of warrants exercisable price on offering price 110.00%                
October 2020 Common Warrants [Member] | Minimum                  
Warrants term     6 months            
October 2020 Common Warrants [Member] | Maximum                  
Warrants term 5 years                
Scott W Absher                  
Number option additionally available for grant to founder shareholders           12,500,000      
Stephen Holmes [Member]                  
Number option additionally available for grant to founder shareholders           12,500,000      
Preferred Stock                  
Preferred options Exercised               294,490  
Preferred Stock Shares Options Outstanding and Exercisable             11,840,070    
Shares conversion ratio           1      
Reverse stock split           1      
Preferred Stock | Scott W Absher                  
Preferred options Exercised   12,500,000              
Stock Option | Scott W Absher and Stephen Holmes                  
Number of options available for grant to founder shareholders           50,000,000      
Common Share Units [Member] | October 2020 Common Warrants [Member]                  
Shares of common stock issued             4,000,000    
Price per share | $ / shares             $ 3.00    
Common Share Units [Member] | Scott W Absher                  
Shares issued upon conversion   12,500,000              
Common shares lock up period   2 years              
Warrant [Member]                  
Exercise price (in dollars per share) | $ / shares             $ 5.51    
Warrants outstanding             4,396,209    
Underwritten Public Offering [Member]                  
Gross proceeds from issuance of shares | $     $ 12,000,000            
Underwritten Public Offering [Member] | October 2020 Common Warrants [Member]                  
Price per share | $ / shares $ 3.00                
Exercise price of warrants | $ / shares $ 3.30                
Gross proceeds from issuance of shares | $ $ 12,000,000                
Offering costs | $ $ 1,300,000                
Underwritten Public Offering [Member] | Common Share Units [Member] | October 2020 Common Warrants [Member]                  
Number of Shares of Common Stock to be Purchased Accompanied by Common Warrant 0.5                
Common stock shares issued 4,000,000                
Underwritten Public Offering [Member] | Warrant [Member] | October 2020 Common Warrants [Member]                  
Shares of common stock issued 2,300,000                
Overallotment                  
Gross proceeds from issuance of shares | $         $ 1,350,000        
Overallotment | October 2020 Common Warrants [Member]                  
Shares of common stock issued 300,000