Intangible Assets and Goodwill (Tables)

12 Months Ended

Dec. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets

Amortized intangible assets were comprised of the following:

	2013				2012
December 31,	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Intangible assets:
Completed technology	$	662	$	639	$	657	$	632
Patents	276		276		276		276
Customer-related	203		144		201		125
Licensed technology	17		16		23		19
Other intangibles	96		92		94		90
	$	1,254	$	1,167	$	1,251	$	1,142

Amortized Intangible Assets, Excluding Goodwill, By Business Segment

Amortized intangible assets, excluding goodwill, by segment are as follows:

	2013				2012
December 31,	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Government	$	55	$	48	$	53	$	48
Enterprise	1,199		1,119		1,198		1,094
	$	1,254	$	1,167	$	1,251	$	1,142

Goodwill

The following table displays a rollforward of the carrying amount of goodwill by segment from January 1, 2012 to December 31, 2013:

	Government			Enterprise			Total
Balance as of January 1, 2012
Aggregate goodwill acquired	$	350		$	2,642		$	2,992
Accumulated impairment losses	—			(1,564		)	(1,564		)
Goodwill, net of impairment losses	350			1,078			1,428
Goodwill acquired	—			83			83
Goodwill divested	(1		)	—			(1		)
Balance as of December 31, 2012
Aggregate goodwill acquired/disposed	349			2,725			3,074
Accumulated impairment losses	—			(1,564		)	(1,564		)
Goodwill, net of impairment losses	349			1,161			1,510
Purchase accounting tax adjustments	—			(2		)	(2		)
Foreign currency	—			1			1
Balance as of December 31, 2013
Aggregate goodwill acquired	349			2,724			3,073
Accumulated impairment losses	—			(1,564		)	(1,564		)
Goodwill, net of impairment losses	$	349		$	1,160		$	1,509