Postretirement and Other Employee Benefits (Weighted-Average Actuarial Assumptions) (Details 2)	Aug. 31, 2016	Aug. 31, 2015
Postretirement and Other Employee Benefits [Abstract]
Expected long-term return on plan assets	3.30%	4.40%
Rate of compensation increase	4.10%	4.30%
Discount rate	1.70%	3.20%

An assumption as to the rate of return on plan assets in determining the benefit obligation.

No definition available.

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- References

No definition available.

+ Details

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- Definition

The interest rate used to adjust for the time value of money for the plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920

+ Details

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- Definition

Expected rate of compensation increases (for pay-related plans).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920

+ Details

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