Business Combinations (Details 3) (USD $) In Millions, unless otherwise specified	0 Months Ended	9 Months Ended
	Feb. 19, 2012	Sep. 30, 2012	Feb. 17, 2012
Significant assumptions in the valuation of IPR&D
IPR&D		1,782
Net Logic [Member]
Significant assumptions in the valuation of IPR&D
Development Projects	Next generation networks	Next generation networks
Weighted Average Estimated Percent Complete	10.00%
Average Estimated Time to Complete	4 years 3 months 18 days
Estimated Cost to Complete	401
Risk Adjusted Discount Rate	17.00%
IPR&D			$ 267