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Derivative Financial Instruments and Hedging Activities Pretax Gains (Losses) On Derivatives Not Accounted For As Hedging Instruments (Details) - Not Designated as Hedging Instrument [Member] - USD ($) $ in Thousands | 3 Months Ended
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Nov. 30, 2017 | Nov. 30, 2016
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | $ 35,760 | $ 53,687
Commodity and freight derivatives | Cost of goods sold |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | 27,752 | 18,410
Foreign currency derivatives | Cost of goods sold |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | 6,766 | 6,024
Foreign currency derivatives | Selling, General and Administrative Expenses [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | (495) | 145
Interest rate derivatives | Interest Expense |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | (1) | 2
Embedded Derivative Financial Instruments [Member] | Other Income [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net | $ 1,738 | $ 29,106

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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 Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
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