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Financial Derivatives (Schedule Of Derivative Instruments, Effect On Other Comprehensive Income (Loss)) (Details) (Foreign Currency Forward Contracts [Member], USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
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May 31, 2014 | May 31, 2013 | May 31, 2014 | May 31, 2013
Foreign Currency Forward Contracts [Member] |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |
Amount of Gain/(Loss) Recognized in OCI on Derivatives | $ 150 | $ 564 | $ (790) | $ 66
Foreign currency forward contracts, tax expense (benefit) | $ 128 | $ 90 | $ (471) | $ (126)

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- Definition Derivative Instruments Gain Loss Recognized In Other Comprehensive Income, Tax Expense Benefit + References No definition available. + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624171-113959 + Details
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