Commitments and Contingencies (Tables)

12 Months Ended

Sep. 30, 2016

Commitments And Contingencies Disclosure [Abstract]

Future Minimum Payments Under Non-Cancelable Operating Leases (Net of Sublease Income)

At September 30, 2016, future minimum payments under non-cancelable operating leases (net of sublease income) are as follows:

		Operating
Years		Leases
	(in millions)
2017		$	51
2018			44
2019			42
2020			35
2021			32
Thereafter			200
Total		$	404