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Nature Of Operations And Summary Of Significant Accounting Policies (Components Of Inventories) (Details) - USD ($)
$ in Thousands
Aug. 31, 2022
Aug. 31, 2021
Nature Of Operations And Summary Of Significant Accounting Policies [Abstract]    
Finished goods $ 3,519 $ 2,468
Raw materials 8 28
Inventories $ 3,527 $ 2,496