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Financial Derivatives (Schedule Of Financial Derivatives) (Details) - USD ($) $ in Thousands	Feb. 29, 2016	Aug. 31, 2015	Feb. 28, 2015
Derivatives, Fair Value [Line Items]
Derivative assets	$ 14	$ 712	$ 3,411
Derivative liabilities	(826)	(413)	(393)
Derivatives Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivatives	(639)	(135)	2,952
Derivatives Designated As Hedging Instruments [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets		217	3,230
Derivatives Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liabilities	(639)	(352)	(278)
Derivatives Not Designated As Hedging Instruments [Member]
Derivatives, Fair Value [Line Items]
Total derivatives	(173)	434	66
Derivatives Not Designated As Hedging Instruments [Member] | Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative assets	14	495	181
Derivatives Not Designated As Hedging Instruments [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liabilities	$ (187)	$ (61)	$ (115)

X

- Definition

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

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+ References

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