Acquired Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2012

Acquired Intangible Assets Disclosure [Abstract]

Schedule of acquisition-related intangible assets

Identifiable acquisition-related intangible assets as of March 31, 2012 and December 31, 2011 were as follows (dollars in millions):

	Gross Carrying Amount		Accumulated Amortization			Net
March 31, 2012
Finite-Lived Intangible Assets:
Customer Contracts and Relationships	$	776	$	(588	)	$	188
Trademarks	55		(7		)	48
Patents and Developed Technology	158		(93		)	65
	989		(688		)	301
Indefinite-Lived Intangible Assets:
Vyvx Trade Name	32		—			32
	$	1,021	$	(688	)	$	333
December 31, 2011
Finite-Lived Intangible Assets:
Customer Contracts and Relationships	$	776	$	(571	)	$	205
Trademarks	55		(3		)	52
Patents and Developed Technology	158		(89		)	69
	989		(663		)	326
Indefinite-Lived Intangible Assets:
Vyvx Trade Name	32		—			32
	$	1,021	$	(663	)	$	358

Schedule of estimated amortization expense of acquired finite-lived intangible asset

As of March 31, 2012, estimated amortization expense for the Company’s finite-lived acquisition-related intangible assets over the next five years and thereafter is as follows (dollars in millions):

2012 (remaining nine months)	$	66
2013	72
2014	61
2015	45
2016	27
2017	13
Thereafter	17
	$	301