Restructuring And Other Charges (Details) $ in Thousands	12 Months Ended
	Aug. 29, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Accrued restructuring balance, August 30, 2014	$ 1,005
Charged to operating expenses	66
Cash payments	$ (1,071)
Accrued restructuring balance, August 29, 2015
Workforce Reductions [Member]
Restructuring Cost and Reserve [Line Items]
Accrued restructuring balance, August 30, 2014	$ 402
Charged to operating expenses	376
Cash payments	$ (778)
Accrued restructuring balance, August 29, 2015
Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Accrued restructuring balance, August 30, 2014	$ 603
Charged to operating expenses	(310)
Cash payments	$ (293)
Accrued restructuring balance, August 29, 2015