Note 11 - Impairment of Long-Lived Assets, Discontinued Operations and Property Held for Sale (Details) - Assets and Liabilities for All Discontinued Operations (USD $) In Thousands, unless otherwise specified	Aug. 28, 2013	Aug. 29, 2012
Assets and Liabilities for All Discontinued Operations [Abstract]
Trade accounts and other receivable, net	$ 0	$ 0
Prepaid expenses	21	42
Assets related to discontinued operations—current	21	42
Property and equipment	3,894	4,812
Other assets	295	32
Assets related to discontinued operations—non-current	4,189	4,844
Deferred income taxes	246	298
Accrued expenses and other liabilities	194	144
Liabilities related to discontinued operations—current	440	442
Other liabilities	304	134
Deferred income taxes		999
Liabilities related to discontinued operations—non-current	$ 304	$ 1,133

Note 11 - Impairment of Long-Lived Assets, Discontinued Operations and Property Held for Sale (Details) - Assets and Liabilities for All Discontinued Operations (USD $)
In Thousands, unless otherwise specified

Aug. 28, 2013

Aug. 29, 2012

Assets and Liabilities for All Discontinued Operations [Abstract]

Trade accounts and other receivable, net

$ 0

Prepaid expenses

Property and equipment

3,894

4,812

Other assets

295

4,189

4,844

Deferred income taxes

246

298

Accrued expenses and other liabilities

194

144

440

442

Other liabilities

304

134

Deferred income taxes

999

$ 304

$ 1,133

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Disposal Group Including Discontinued Operation Deferred Income Tax Liabilities Non Current

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The aggregate value (measured at the lower of net carrying value or fair value less cost of disposal) for assets of a disposal group, including a component of the entity (discontinued operation), to be sold or that has been disposed of through sale, as of the financial statement date.

+ References

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The aggregate value (measured at the lower of net carrying value or fair value less cost of disposal) for current assets (assets with expected useful life shorter than one year or one operating cycle, whichever is longer) of a disposal group, including a component of the entity (discontinued operation), to be sold or that has subsequently been disposed of through sale, as of the financial statement date.

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For the disposal group, including a component of the entity (discontinued operation), the aggregate of amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business and an amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection and net of any write-downs taken for collection uncertainty on the part of the holder, respectively.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

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For the disposal group, including a component of the entity (discontinued operation), carrying value of obligations incurred and payable pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include interest, rent, salaries, and utilities.

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For a disposal group, including a component of the entity (discontinued operation), represents deferred tax liabilities, which result from applying the applicable tax rate to net taxable temporary differences pertaining to each jurisdiction to which the entity is obligated to pay income tax. A taxable temporary difference is a difference between the tax basis and the carrying amount of a asset or liability in the financial statements prepared in accordance with generally accepted accounting principles.

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For the disposal group, including a component of the entity (discontinued operation), carrying amount as of the balance sheet date of assets not otherwise specified, and which are expected to be realized or consumed after one year or beyond the normal operating cycle, if longer. For an unclassified balance sheet, represents both current and noncurrent other assets.

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For the disposal group, including a component of the entity (discontinued operation), obligations not otherwise itemized that are due after one year or operating cycle, if longer, from the balance sheet date.

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For the disposal group, including a component of the entity (discontinued operation), carrying value (net of accumulated depreciation and any write-downs) of tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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Carrying value as of the balance sheet date of current obligations (due less than one year or one operating cycle, if longer) arising from the sale, disposal or planned sale in the near future (generally within one year) of a disposal group, including a component of the entity (discontinued operation).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

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Carrying value of noncurrent obligations (due more than one year or one operating cycle, whichever is longer) relating to the sale, disposal or planned sale in the near future (generally within one year) of a disposal group, including a component of the entity (discontinued operation), as of the balance sheet date.

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