Consolidated Statements of Stockholders' (Deficit) Equity (Parenthetical) (USD $) In Thousands	12 Months Ended
Aug. 27, 2011	Aug. 28, 2010	Aug. 29, 2009
Retained (Deficit) Earnings
Cumulative effect of initial adoption of ASC topic 715, tax			$ 198
Accumulated Other Comprehensive Loss
Pension liability adjustments, taxes	(3,998)	(5,504)	(29,481)
Unrealized gain (loss) adjustment on marketable securities net of taxes	(91)	(56)	306
Net losses on outstanding derivatives, taxes		(3,700)
Reclassification of net loss on termination of swap into earnings, taxes			1,601
Cumulative effect of initial adoption of ASC topic 715, tax			$ 198
Treasury Stock
Purchase of treasury stock, shares	5,598	6,376	9,313
Issuance of common stock			3

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