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Condensed Consolidated Statement Of Shareholders' Equity (Parenthetical) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Nov. 29, 2014
Condensed Consolidated Statement Of Shareholders' Equity [Abstract]  
Exercise of common stock options, income tax benefits $ 1,704us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation