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Goodwill And Other Intangible Assets (Summary Of Changes In Carrying Amounts Of Definite-Lived Intangible Assets By Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Aug. 31, 2015 | Aug. 31, 2014 | Aug. 31, 2013
Finite-Lived Intangible Assets [Line Items] |  |  |
Beginning balance | $ 23,671 | $ 24,292 |
Amortization expense | (3,039) | (2,617) | $ (2,260)
Intangible assets acquired |  | 1,819 |
Translation adjustments | (296) | 177 |
Ending balance | 22,961 | 23,671 | 24,292
Americas [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Beginning balance | 19,328 | 21,536 |
Amortization expense | (2,207) | (2,208) |
Ending balance | 17,121 | 19,328 | 21,536
EMEA [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Beginning balance | 4,343 | 2,756 |
Amortization expense | (832) | (409) |
Intangible assets acquired |  | 1,819 |
Translation adjustments | (296) | 177 |
Ending balance | 5,840 | $ 4,343 | $ 2,756
Trade Names [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Ending balance | 20,354 |  |
Technology-Based [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Ending balance | 119 |  |
Customer Lists [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Ending balance | 2,488 |  |
GT 85 Limited [Member] | Customer-Related [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets acquired | 1,570 |  |
GT 85 Limited [Member] | Customer-Related [Member] | EMEA [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets acquired | 1,570 |  |
GT 85 Limited [Member] | Trade Names [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets acquired | 896 |  |
GT 85 Limited [Member] | Trade Names [Member] | EMEA [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets acquired | 896 |  |
GT 85 Limited [Member] | Technology-Based [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets acquired | 159 |  |
GT 85 Limited [Member] | Technology-Based [Member] | EMEA [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Intangible assets acquired | $ 159 |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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