Nature Of Operations And Summary Of Significant Accounting Policies (Components Other Current Assets) (Details) - USD ($) $ in Thousands	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2018
Other current assets	$ 11,500	$ 11,027	$ 10,893
Deferred Commissions [Member]
Other current assets	8,897	8,337
Other Current Assets [Member]
Other current assets	$ 2,603	$ 2,690