Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill balances and adjustments by reportable segment

The following table presents goodwill balances and adjustments to those balances during the three months ended March 31, 2016:

	December 31, 2015		Goodwill Acquired		Adjustments		March 31, 2016
	(In millions)
Goodwill	$	4,451	$	6	$	62	$	4,519

Schedule of identifiable intangible assets

The components of identifiable intangible assets are as follows: 

	March 31, 2016								December 31, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Useful Life (Years)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Weighted Average Useful Life (Years)
	(In millions, except years)
Intangible assets:
Customer lists and user base	$	425	$	(408	)	$	17	5	$	419	$	(399	)	$	20	5
Marketing related	608		(586		)	22		5	594		(570		)	24		5
Developed technologies	244		(221		)	23		4	238		(215		)	23		4
All other	157		(137		)	20		4	157		(134		)	23		4
	$	1,434	$	(1,352	)	$	82		$	1,408	$	(1,318	)	$	90

Schedule of future intangible asset amortization

Expected future intangible asset amortization as of March 31, 2016 is as follows (in millions):

Fiscal years:
Remaining 2016	$	35
2017	35
2018	11
2019	1
2020	—
Thereafter	—
	$	82