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Leases (Tables) | 12 Months Ended
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Sep. 30, 2017
Leases [Abstract] |
Future Minimum Capital and Operating Lease Payments and Related Present Value of Capital Lease Payments | Future minimum capital and operating lease payments and the related present value of capital lease payments at September 30, 2017 were as follows (in millions):
| Capital Leases |  | Operating Leases
2018 | $ | 4 |  |  | $ | 315 |
2019 | 3 |  |  | 237 |
2020 | 3 |  |  | 160 |
2021 | 2 |  |  | 96 |
2022 | 2 |  |  | 61 |
After 2022 | 9 |  |  | 85 |
Total minimum lease payments | 23 |  |  | $ | 954 |
Interest | (4 | ) |  |
Present value of net minimum lease payments | $ | 19 |  |  |

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- Definition Tabular disclosure of future minimum capital and operating lease payments and related present value of capital lease payments. + References No definition available. + Details
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- References No definition available. + Details
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