Intangible Assets, Net

12 Months Ended

Sep. 30, 2016

Intangible Assets, Net

Intangible Assets, Net

9. Intangible Assets, Net

        Intangible assets consisted of the following:

	Fiscal Year End
	2016							2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(in millions)
Customer relationships	$	1,332	$	(212	)	$	1,120	$	1,053	$	(148	)	$	905
Intellectual property		1,300		(563	)		737		1,150		(524	)		626
Other		36		(14	)		22		37		(13	)		24
Total	$	2,668	$	(789	)	$	1,879	$	2,240	$	(685	)	$	1,555

        During fiscal 2016, the gross carrying amount of intangible assets increased by $530 million as a result of the acquisition of four businesses. See Note 5 for additional information regarding acquisitions.

        Intangible asset amortization expense was $149 million, $153 million, and $84 million for fiscal 2016, 2015, and 2014, respectively. The aggregate amortization expense on intangible assets is expected to be as follows:

	(in millions)
Fiscal 2017	$	170
Fiscal 2018		170
Fiscal 2019		167
Fiscal 2020		160
Fiscal 2021		157
Thereafter		1,055
Total	$	1,879