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Note 8 - Goodwill and Other Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified | Aug. 31, 2013 | Aug. 25, 2012 | Aug. 27, 2011
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Note 8 - Goodwill and Other Intangible Assets (Details) [Line Items] |  |  |
Goodwill | $ 302,363 | $ 288,137 | $ 288,249
U.S. And Canadian Rental And Cleaning [Member] |  |  |
Note 8 - Goodwill and Other Intangible Assets (Details) [Line Items] |  |  |
Goodwill | 297,700 |  |
Specialty Garments [Member] |  |  |
Note 8 - Goodwill and Other Intangible Assets (Details) [Line Items] |  |  |
Goodwill | 4,100 |  |
First Aid [Member] |  |  |
Note 8 - Goodwill and Other Intangible Assets (Details) [Line Items] |  |  |
Goodwill | $ 600 |  |

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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