Acquired Intangible Assets (Notes)

6 Months Ended

Jun. 30, 2015

Acquired Intangible Assets Disclosure [Abstract]

Acquired Intangible Assets

Acquired Intangible Assets

Identifiable acquisition-related intangible assets as of June 30, 2015 and December 31, 2014 were as follows (dollars in millions):

	Gross Carrying Amount		Accumulated Amortization			Net
June 30, 2015
Finite-Lived Intangible Assets:
Customer Contracts and Relationships	$	1,975	$	(835	)	$	1,140
Trademarks	55		(52		)	3
Patents and Developed Technology	230		(148		)	82
	2,260		(1,035		)	1,225
Indefinite-Lived Intangible Assets:
Trade Name	15		—			15
	$	2,275	$	(1,035	)	$	1,240
December 31, 2014
Finite-Lived Intangible Assets:
Customer Contracts and Relationships	$	1,977	$	(741	)	$	1,236
Trademarks	115		(47		)	68
Patents and Developed Technology	228		(133		)	95
	2,320		(921		)	1,399
Indefinite-Lived Intangible Assets:
Trade Name	15		—			15
	$	2,335	$	(921	)	$	1,414

Acquired finite-lived intangible asset amortization expense was $58 million and $114 million for the three and six months ended June 30, 2015 and $17 million and $36 million for the three and six months ended June 30, 2014.

At June 30, 2015, the weighted average remaining useful lives of the Company's acquired finite-lived intangible assets was 6.3 years for customer contracts and relationships, 0.3 years for trademarks and 3.6 years for patents and developed technology.

As of June 30, 2015, estimated amortization expense for the Company’s finite-lived acquisition-related intangible assets over the next five years is as follows (dollars in millions):

2015 (remaining six months)	$	111
2016	212
2017	196
2018	193
2019	182
2020	166
Thereafter	165
	$	1,225