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Note 8 - Goodwill and Other Intangible Assets (Details) - Summary of intangible assets (USD $) In Thousands, unless otherwise specified | Aug. 31, 2013 | Aug. 25, 2012
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Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 181,189 | $ 172,752
Accumulated Amortization | 131,845 | 122,221
Net Carrying Amount | 49,344 | 50,531
Customer Contracts [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 152,672 | 144,842
Accumulated Amortization | 105,275 | 96,262
Net Carrying Amount | 47,397 | 48,580
Other Intangible Assets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 28,517 | 27,910
Accumulated Amortization | 26,570 | 25,959
Net Carrying Amount | $ 1,947 | $ 1,951

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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