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Derivative Financial Instruments and Hedging Activities - Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location (Details) - Designated as Hedging Instrument - Long-term debt - USD ($) $ in Thousands	Feb. 28, 2019	Aug. 31, 2018
Derivative [Line Items]
Carrying Amount of Hedged Liabilities	$ 478,541	$ 485,548
Cumulative Amount of Fair Value Hedging Adjustments Included in the Carrying Amount of Hedged Liabilities	$ 16,459	$ 9,452

X

- Definition

Amount of hedged item in hedging relationship. Excludes hedged asset or liability.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Net fair value of all derivative instruments designated as fair value hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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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- Details

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- Details

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