Acquired Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Acquired Intangible Assets Disclosure [Abstract]

Schedule of acquisition-related intangible assets

Identifiable acquisition-related intangible assets as of December 31, 2011 and December 31, 2010 were as follows (dollars in millions):

	Gross Carrying Amount		Accumulated Amortization			Net
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
December 31, 2010
Finite-Lived Intangible Assets:
Customer Contracts and Relationships	$	743	$	(488	)	$	255
Patents and Developed Technology	140		(76		)	64
	883		(564		)	319
Indefinite-Lived Intangible Assets:
Vyvx Trade Name	32		—			32
Wireless Licenses	20		—			20
	$	935	$	(564	)	$	371

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

As of December 31, 2011, 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	$	91
2013	73
2014	61
2015	45
2016	28
Thereafter	28
	$	326