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Basis of Presentation (Details)
9 Months Ended
Aug. 31, 2020
Oct. 31, 2020
USD ($)
Sep. 02, 2020
shares
Sep. 01, 2020
USD ($)
Aug. 30, 2020
shares
Basis Of Presentation [Line Items]          
Interest payment in cash, Limit       $ 85,000  
Expected federal income tax refunds from NOL carryback claims   $ 9,100,000      
Reverse stock split ratio 0.10        
Reverse stock split description   On September 2, 2020, the Company effected a one-for-ten reverse stock split (the “Reverse Stock Split”) of its common stock.      
Common stock outstanding | shares     600,000   5,600,000
Senior Secured Credit Facility          
Basis Of Presentation [Line Items]          
Interest payment in cash, Limit       $ 85,000  
Fees payable   $ 2,500,000      
Percentage of additional fee payable on outstanding loan balance, when debt is repaid   2.00%