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Income Taxes (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Feb. 29, 2020
Feb. 28, 2019
Aug. 31, 2017
Aug. 31, 2019
Income Taxes [Line Items]            
U.S. operations $ 410,000 $ (141,000) $ 209,000 $ (291,000)    
Foreign operations (60,000) (703,000) (181,000) (1,536,000)    
Income (loss) before income taxes 350,000 $ (844,000) $ 28,000 $ (1,827,000)    
U.S. federal corporate income tax rate     21.00%   34.00%  
One-time transition tax payable period on certain unrepatriated earnings from non-U.S. subsidiaries     8 years      
Unrecognized tax benefits $ 0   $ 0     $ 0
Earliest Tax Year            
Income Taxes [Line Items]            
Tax year remain open     2014      
Latest Tax Year            
Income Taxes [Line Items]            
Tax year remain open     2018