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Variable Interest Entities (Details) - USD ($) $ in Millions | Nov. 30, 2017 | Aug. 31, 2017
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Debt | Capital lease obligations |  |
Variable Interest Entity, Nonconsolidated, Carrying Amount, Assets and Liabilities |  |
Variable Interest Entity, Nonconsolidated, Carrying Amount, Liabilities | $ 84 | $ 80
Property, Plant, and Equipment |  |
Variable Interest Entity, Nonconsolidated, Carrying Amount, Assets and Liabilities |  |
Variable Interest Entity, Nonconsolidated, Carrying Amount, Assets | $ 81 | $ 76

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- Definition Carrying amount of the assets in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), where the reporting entity is not the VIE's primary beneficiary. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph a -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5728-111685 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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- Definition Carrying amount of the liabilities in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the Variable Interest Entity (VIE), where the reporting entity is not the VIE's primary beneficiary. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph a -URI http://asc.fasb.org/extlink&oid=77990344&loc=d3e5728-111685 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
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- Details
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Data Type: | na
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- Details
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Data Type: | na
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