Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net revenues:
Product	$ 899.7	$ 929.2	$ 1,663.8	$ 1,805.2
Service	322.5	300.3	625.8	594.4
Total net revenues	1,222.2	1,229.5	2,289.6	2,399.6
Cost of revenues:
Product	311.7	359.3	600.5	685.9
Service	129.0	122.0	250.3	245.4
Total cost of revenues	440.7	481.3	850.8	931.3
Gross margin	781.5	748.2	1,438.8	1,468.3
Operating expenses:
Research and development	251.6	255.5	500.3	519.5
Sales and marketing	232.4	258.0	452.6	531.4
General and administrative	56.3	60.6	111.5	135.5
Restructuring and other (benefit) charges	(1.9)	58.2	(0.5)	172.2
Total operating expenses	538.4	632.3	1,063.9	1,358.6
Operating income	243.1	115.9	374.9	109.7
Other (expense) income, net	(17.1)	178.6	(32.9)	332.8
Income before income taxes	226.0	294.5	342.0	442.5
Income tax provision	68.0	73.4	103.8	110.8
Net income	$ 158.0	$ 221.1	$ 238.2	$ 331.7
Net income per share:
Basic, in dollars per share	$ 0.41	$ 0.47	$ 0.60	$ 0.69
Diluted, in dollars per share	$ 0.40	$ 0.46	$ 0.59	$ 0.68
Shares used in computing net income per share:
Basic (in shares)	389.9	470.3	398.4	478.1
Diluted (in shares)	397.2	476.5	406.1	487.3
Cash dividends declared per common stock (in dollar per share)	$ 0.1	$ 0	$ 0.2	$ 0