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Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Aug. 31, 2015
Aug. 31, 2014
Income Taxes [Abstract]    
Deferred Tax Assets, Valuation Allowance $ 2,949  
Undistributed earnings of foreign subsidiaries 26,800  
Unrecognized tax benefits that would impact effective tax rate 1,500 $ 1,000
Accrued interest and penalties $ 1,200 $ 900