Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill balances and adjustments by reportable segment

The following table presents goodwill activities during the three months ended March 31, 2017 (in millions):

	December 31, 2016		Goodwill Acquired		Adjustments		March 31, 2017
Goodwill	$	4,501	$	—	$	147	$	4,648

Schedule of identifiable intangible assets

The components of identifiable intangible assets as of March 31, 2017 and December 31, 2016 are as follows (in millions, except years): 

	March 31, 2017								December 31, 2016
	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)
Intangible assets:
Customer lists and user base	$	438	$	(401	)	$	37	5	$	434	$	(393	)	$	41	5
Marketing related	559		(548		)	11		5	568		(555		)	13		5
Developed technologies	262		(235		)	27		3	263		(229		)	34		3
All other	154		(143		)	11		4	154		(140		)	14		4
Total	$	1,413	$	(1,327	)	$	86		$	1,419	$	(1,317	)	$	102

Schedule of future intangible asset amortization

Expected future intangible asset amortization as of March 31, 2017 is as follows (in millions):

Fiscal year:
Remaining 2017	$	44
2018	27
2019	10
2020	5
Thereafter	—
Total	$	86