Accumulated Other Comprehensive Income (Loss) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Aug. 25, 2012		Aug. 27, 2011		Aug. 28, 2010
Other Comprehensive Income (Loss) [Abstract]
Beginning balance, foreign currency translation	$ 13,848		$ 7,286
Change during the year	(2,204)		6,562
Ending balance, foreign currency translation	11,644		13,848		7,286
Beginning balance, pension-related	(4,011)		(4,431)
Change during the year	(362)	[1]	420	[1]	(847)	[1]
Ending balance, pension-related	(4,373)		(4,011)		(4,431)
Beginning balance, interest rate swap	0		(992)
Change during the year	0		992	[1]	1,209	[1]
Ending balance, interest rate swap	0		0		(992)
Beginning balance, total accumulated other comprehensive income (loss)	9,837		1,863
Change during the year	(2,566)		7,974
Ending balance, total accumulated other comprehensive income (loss)	$ 7,271		$ 9,837		$ 1,863

[1] These amounts are shown net of the effect of income taxes.