Share-Based Compensation (Schedule Of Executive Awards) (Details) $ in Thousands	3 Months Ended
	Nov. 28, 2015 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
EBITDA Award, Shares	161,892
OD Suite Award, Shares	69,384
Tranche One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
EBITDA Award Goal | $	$ 36,000
EBITDA Award, Shares	53,964
OD Suite Award Goal | $	$ 107,000
OD Suite Award, Shares	23,128
Tranche Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
EBITDA Award Goal | $	$ 40,000
EBITDA Award, Shares	53,964
OD Suite Award Goal | $	$ 116,000
OD Suite Award, Shares	23,128
Tranche Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
EBITDA Award Goal | $	$ 44,000
EBITDA Award, Shares	53,964
OD Suite Award Goal | $	$ 125,000
OD Suite Award, Shares	23,128