Condensed Consolidated Statements Of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Revenues:
Product and licenses	$ 183,281		$ 207,424
Software as a service	169,364		157,132
License updates and maintenance	371,297		343,758
Professional services	36,860		42,505
Total net revenues	760,802		750,819
Cost of net revenues:
Cost of product and license revenues	24,684		31,337
Cost of services and maintenance revenues	89,190		78,683
Amortization of product related intangible assets	18,732		24,306
Total cost of net revenues	132,606		134,326
Gross margin	628,196		616,493
Operating expenses:
Research and development	144,641		133,618
Sales, marketing and services	306,405		316,496
General and administrative	82,026		72,388
Amortization of other intangible assets	9,441		12,454
Restructuring	33,951	[1]	9,650	[1]
Total operating expenses	576,464		544,606
Income from operations	51,732		71,887
Interest income	2,834		2,153
Interest expense	11,120		66
Other expense, net	(7,849)		(5,219)
Income before income taxes	35,597		68,755
Income tax expense	6,710		12,816
Net income	$ 28,887		$ 55,939
Earnings per share:
Basic (in dollars per share)	$ 0.18		$ 0.30
Diluted (in dollars per share)	$ 0.18		$ 0.30
Weighted average shares outstanding:
Basic (in shares)	160,323		183,997
Diluted (in shares)	162,036		185,681

[1] Represents expenses presented to management on a consolidated basis only and not allocated to the operating segments.