Commitments and Contingencies Contingencies (Details) $ / shares in Units, € in Billions, $ in Billions	1 Months Ended
	Jun. 30, 2012 $ / shares	May 31, 2009 USD ($)	May 31, 2009 EUR (€)	Aug. 19, 2010 $ / shares
EC Fine [Member]
Loss Contingencies [Line Items]
Loss Contingency, Damages Paid, Value		$ 1.4	€ 1.1
Mc Afee Inc [Member] | Mc Afee Shareholder Litigation [Member]
Loss Contingencies [Line Items]
Cash Per Share of Acquiree Common Stock and Common Stock Subject to Restricted Stock Awards, Vested Restricted Stock Unit Awards, and Vested Performance Stock Unit Awards Upon Completion of Acquisition				$ 48.00
Mc Afee Inc [Member] | Mc Afee Shareholder Litigation [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Loss Contingency, Plaintiffs Damages Expert Value Assertion of Share of Acquiree for Purposes of Assessing Damages	$ 62.08