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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 8 Months Ended 12 Months Ended
Feb. 28, 2018
Feb. 28, 2017
Feb. 28, 2018
Feb. 28, 2017
Aug. 31, 2018
Aug. 31, 2017
Income Taxes [Line Items]            
U.S. operations $ (140) $ (207) $ 93 $ 39    
Foreign operations (992) (942) (1,617) (1,884)    
Loss before income taxes (1,132) $ (1,149) $ (1,524) $ (1,845)    
U.S. federal corporate income tax rate           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
Scenario, Plan            
Income Taxes [Line Items]            
U.S. federal corporate income tax rate         21.00%