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Nature Of Operations And Summary Of Significant Accounting Policies (Components Other Current Assets) (Details) - USD ($)
$ in Thousands
Aug. 31, 2019
Aug. 31, 2018
Other current assets $ 11,027 $ 10,893
Deferred Commissions [Member]    
Other current assets 8,337 6,958
Other Current Assets [Member]    
Other current assets $ 2,690 $ 3,935