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Income Taxes (Income (Loss) From Continuing Operations Before Income Taxes) (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 31, 2019
Aug. 31, 2018
Aug. 31, 2017
Income Taxes [Abstract]      
United States $ (1,910) $ (8,960) $ (10,126)
Foreign 2,502 3,440 (783)
Income (loss) before income taxes $ 592 $ (5,520) $ (10,909)