Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets and Goodwill [Table Text Block]

Intangible assets, net are comprised of the following:

	June 30, 2013						December 31, 2012
	Gross Carrying Value		Accumulated Amortization		Net Carrying Value		Gross Carrying Value		Accumulated Amortization		Net Carrying Value
	(Dollars in Millions)
Definite-lived intangible assets:
Developed technology	$	196	$	69	$	127	$	209	$	60	$	149
Customer related	120		35		85		124		30		94
Other	22		7		15		22		5		17
	$	338	$	111	$	227	$	355	$	95	$	260
Goodwill and indefinite-lived intangible assets:
Goodwill					$	46					$	46
Trade names					25						26
					71						72
Total					$	298					$	332