Accrued Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Aug. 30, 2014	Aug. 31, 2013
Accrued Liabilities [Abstract]
Accrued payroll and fringe	$ 23,015	$ 22,026
Accrued bonus	22,823	14,093
Accrued sales, property and income taxes	10,496	9,875
Accrued advertising	4,006	3,424
Accrued other	35,712	36,341
Total accrued liabilities	$ 96,052	$ 85,759