Legal Matters (Tables)

6 Months Ended

Mar. 31, 2016

Loss Contingencies [Line Items]

Schedule of Loss Contingencies by Contingency

The following table summarizes the activity related to accrued litigation.

	Fiscal 2016			Fiscal 2015
	(in millions)
Balance at October 1	$	1,024		$	1,456
Provision for legal matters	1			3
Payments on legal matters	(12		)	(324		)
Balance at March 31	$	1,013		$	1,135

Covered Litigation [Member]

Loss Contingencies [Line Items]

Schedule of Loss Contingencies by Contingency

The following table summarizes the activity related to U.S. covered litigation.

	Fiscal 2016			Fiscal 2015
	(in millions)
Balance at October 1	$	1,023		$	1,449
Payments on covered litigation	(11		)	(321		)
Balance at March 31	$	1,012		$	1,128