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Basis Of Presentation And Summary Of Significant Accounting Policies (Foreign Currency) (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Aug. 31, 2013
Basis Of Presentation And Summary Of Significant Accounting Policies [Abstract]
Foreign currency transactions gain (loss), before tax	$ (1.7)	$ (0.4)	$ 0.4
Foreign currency forward contracts outstanding	$ 7.4

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher SEC



-Name Regulation S-X (SX)



-Number 210



-Article 12



-Section 13



-Sentence Column B

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- References

No definition available.

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- Definition

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 830



-SubTopic 20



-Section 50



-Paragraph 1



-URI http://asc.fasb.org/extlink&oid=6450222&loc=d3e30840-110895



Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 830



-SubTopic 20



-Section 45



-Paragraph 2



-URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30700-110894



Reference 3: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 830



-SubTopic 20



-Section 45



-Paragraph 1



-URI http://asc.fasb.org/extlink&oid=6450189&loc=d3e30690-110894

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