Intangibles and Goodwill - Intangible Assets, Excluding Goodwill (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Intangible Assets [Line Items]
Gross Carrying Amount	$ 4,412	$ 4,276
Accumulated Amortization	(2,632)	(2,241)
Net Book Value	1,780	2,035
Purchased / Developed technology
Intangible Assets [Line Items]
Gross Carrying Amount	2,356	2,233
Accumulated Amortization	(1,429)	(1,207)
Net Book Value	927	1,026
Patents
Intangible Assets [Line Items]
Gross Carrying Amount	225	225
Accumulated Amortization	(102)	(87)
Net Book Value	123	138
Software licenses
Intangible Assets [Line Items]
Gross Carrying Amount	101	96
Accumulated Amortization	(90)	(88)
Net Book Value	11	8
Trademarks and tradenames
Intangible Assets [Line Items]
Gross Carrying Amount	171	173
Accumulated Amortization	(118)	(102)
Net Book Value	53	71
Customer relationships and customer lists
Intangible Assets [Line Items]
Gross Carrying Amount	1,386	1,378
Accumulated Amortization	(855)	(724)
Net Book Value	531	654
Leasehold interest
Intangible Assets [Line Items]
Gross Carrying Amount	145	145
Accumulated Amortization	(11)	(7)
Net Book Value	134	138
Other
Intangible Assets [Line Items]
Gross Carrying Amount	28	26
Accumulated Amortization	(27)	(26)
Net Book Value	$ 1	$ 0