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Note 7 - Goodwill and Other Intangible Assets (Details) - Goodwill and Other Intangible Assets (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Aug. 30, 2014 | Aug. 31, 2013
Note 7 - Goodwill and Other Intangible Assets (Details) - Goodwill and Other Intangible Assets [Line Items] |  |
Goodwill | $ 1,404 | $ 14,448
Goodwill |  |
Total intangible assets and goodwill acquired | 2,724 | 23,326
Customer Contracts [Member] |  |
Note 7 - Goodwill and Other Intangible Assets (Details) - Goodwill and Other Intangible Assets [Line Items] |  |
Intangible assets acquired | 1,141 | 8,146
Intangible assets acquired, weighted average life in years | 12 years 328 days | 15 years
Other Intangible Assets [Member] |  |
Note 7 - Goodwill and Other Intangible Assets (Details) - Goodwill and Other Intangible Assets [Line Items] |  |
Intangible assets acquired | $ 179 | $ 732
Intangible assets acquired, weighted average life in years | 6 years 255 days | 5 years

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- Definition Weighted average amortization period of goodwill acquired. + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date, for intangible assets and goodwill acquired in a business combination. + References No definition available. + Details
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination. + References No definition available. + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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