Note 6 - Derivative Instruments and Hedging Activities (Details) (Swap [Member], USD $) In Millions, unless otherwise specified	12 Months Ended
Aug. 27, 2011	Aug. 31, 2013
Swap [Member]
Note 6 - Derivative Instruments and Hedging Activities (Details) [Line Items]
Derivative, Notional Amount		$ 100.0
Derivative, Fixed Interest Rate		3.51%
Derivative Instruments, Loss Reclassified from Accumulated OCI into Income, Effective Portion	$ 1.8

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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- Details

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
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Period Type:	instant

- Definition

The effective portion of loss reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4C

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959

+ Details

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