Goodwill and Purchased Intangible Assets, Goodwill (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Goodwill [Roll Forward]
Balance as of December 31, 2012			$ 4,057,800,000
Goodwill, reclassifications			0
Goodwill, translation adjustments			(100,000)
Balance as of June 30, 2013	4,057,700,000		4,057,700,000
Goodwill, impairment loss			0	0
Finite-lived intangible assets, impairment loss	0	0	0	0
PSD Segment [Member]
Goodwill [Roll Forward]
Balance as of December 31, 2012			1,866,300,000
Goodwill, reclassifications			(179,000,000)
Goodwill, translation adjustments			(100,000)
Balance as of June 30, 2013	1,687,200,000		1,687,200,000
SSD Segment [Member]
Goodwill [Roll Forward]
Balance as of December 31, 2012			2,191,500,000
Goodwill, reclassifications			179,000,000
Goodwill, translation adjustments			0
Balance as of June 30, 2013	$ 2,370,500,000		$ 2,370,500,000