Income Taxes (Narrative) (Details) (USD $) In Thousands	12 Months Ended
Aug. 27, 2011	Aug. 28, 2010
Income Taxes
Provision for income taxes, interest and penalties	$ (26)	$ 67
Provision for income taxes, accrued interest and penalties	$ 642	$ 668

The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant