Annual report pursuant to Section 13 and 15(d)

Summary of significant accounting policies - Effect of the revision on the consolidated financial statements (Details)

v3.20.2
Summary of significant accounting policies - Effect of the revision on the consolidated financial statements (Details) - USD ($)
 12 Months Ended
Aug. 31, 2020
Aug. 31, 2019
Reclassification [Line Items]    
Fixed Assets, net $ 575,000 $ 4,155,000
Total Assets 17,420,000 24,631,000
Accumulated Deficit (119,462,000) (44,115,000)
Total Liabilities and Stockholders' Equity 17,420,000 24,631,000
Depreciation and amortization 272,000 194,000
Operating Loss (21,578,000) (15,556,000)
Net Loss $ (75,347,000) $ (18,082,000)
Net Loss per common share - continuing operations, Basic and diluted $ (4.13)  
Weighted average number of common shares Basic and diluted 18,222,661 817,720
As Previously Reported    
Reclassification [Line Items]    
Fixed Assets, net   $ 3,320,000
Total Assets   23,796,000
Accumulated Deficit   44,950,000
Total Liabilities and Stockholders' Equity   23,796,000
Depreciation and amortization   839,000
Operating Loss   (16,201,000)
Net Loss   $ (18,727,000)
Net Loss per common share - continuing operations, Basic and diluted   $ (30.09)
Weighted average number of common shares Basic and diluted   817,720
Adjustments    
Reclassification [Line Items]    
Fixed Assets, net   $ 835,000
Total Assets   835,000
Accumulated Deficit   (835,000)
Total Liabilities and Stockholders' Equity   835,000
Depreciation and amortization   (645,000)
Operating Loss   645,000
Net Loss   $ 645,000
Net Loss per common share - continuing operations, Basic and diluted   $ (0.79)