Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The changes in the carrying amount of goodwill for the nine months ended September 30, 2015 were as follows (in millions, unaudited):

Balance as of December 31, 2014	$	15,599
Goodwill acquired	135
Goodwill adjustment	(59		)
Balance as of September 30, 2015	$	15,675

Schedule of Acquired Finite-Lived Intangible Assets by Major Class

Information regarding our purchased intangible assets was as follows (in millions):

	As of December 31, 2014
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Value
Patents and developed technology	$	6,547	$	2,513	$	4,034
Customer relationships	1,410		1,168		242
Trade names and other	696		365		331
Total	$	8,653	$	4,046	$	4,607
	As of September 30, 2015
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Value
	(unaudited)
Patents and developed technology	$	6,595	$	3,037	$	3,558
Customer relationships	1,374		1,209		165
Trade names and other	738		438		300
Total	$	8,707	$	4,684	$	4,023

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

As of September 30, 2015, expected amortization expense relating to purchased intangible assets for each of the next five years and thereafter was as follows (in millions, unaudited):

Remainder of 2015	$	215
2016	804
2017	727
2018	640
2019	530
Thereafter	1,107
	$	4,023