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Derivative and Financial Instruments (Notional Amounts of Outstanding Derivative Contracts) (Details) - USD ($) $ in Millions | Jun. 30, 2019 | Sep. 30, 2018
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Interest Rate Contract [Member] |  |
Derivative [Line Items] |  |
Notional amounts of outstanding derivative contracts | $ 750 | $ 750
Cross-Currency Swap [Member] |  |
Derivative [Line Items] |  |
Notional amounts of outstanding derivative contracts | 357 | 434
Foreign Currency Contract - Other [Member] |  |
Derivative [Line Items] |  |
Notional amounts of outstanding derivative contracts | 1,162 | 914
Coffee Contracts [Member] |  |
Derivative [Line Items] |  |
Notional amounts of outstanding derivative contracts | 2 | 0
Dairy Contracts [Member] |  |
Derivative [Line Items] |  |
Notional amounts of outstanding derivative contracts | 5 | 16
Diesel and Other Contracts [Member] |  |
Derivative [Line Items] |  |
Notional amounts of outstanding derivative contracts | $ 24 | $ 21

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + 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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- Details
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- Details
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