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Income Taxes (Deferred Income Tax Amounts Recorded On The Consolidated Balance Sheets) (Details) (USD $)
In Thousands, unless otherwise specified
Aug. 31, 2013
Aug. 31, 2012
Income Taxes [Abstract]    
Current assets $ 4,685 $ 3,634
Long-term assets 25 23
Long-term liabilities (6,479) (7,001)
Net deferred income taxes $ (1,769) $ (3,344)