Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Millions |
Sep. 30, 2015 |
Sep. 30, 2014 |
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| Prepaid Expenses and Other Assets [Abstract] | ||
| Prepaid expenses and maintenance | $ 137 | $ 103 |
| Income tax receivable (See Note 19—Income Taxes) | 77 | 91 |
| Foreign exchange derivative instruments (See Note 12—Derivative Financial Instruments) | 76 | 40 |
| Other | 63 | 73 |
| Total | $ 353 | $ 307 |
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- Definition Carrying amount as of the balance sheet date of the asset arising from derivative instruments and hedging activities, which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Aggregate carrying amount, as of the balance sheet date, of current assets not separately disclosed in the balance sheet. Current assets are expected to be realized or consumed within one year (or the normal operating cycle, if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Disclosure - Prepaid Expenses and Other Assets[Abstract] No definition available.
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