Condensed Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
Revenue:
Time-based license	$ 355,894	$ 295,609
Upfront license	28,512	26,535
Maintenance and service	41,090	42,500
Total revenue	425,496	364,644
Cost of revenue:
License	57,722	50,523
Maintenance and service	18,744	20,547
Amortization of intangible assets	13,388	13,235
Total cost of revenue	89,854	84,305
Gross margin	335,642	280,339
Operating expenses:
Research and development	132,875	120,740
Sales and marketing	95,404	79,324
General and administrative	33,839	29,865
Amortization of intangible assets	3,521	3,748
Total operating expenses	265,639	233,677
Operating income	70,003	46,662
Other income (expense), net	3,826	5,670
Income before provision for income taxes	73,829	52,332
Provision (benefit) for income taxes	17,135	4,106
Net income	$ 56,694	$ 48,226
Net income per share:
Basic	$ 0.39	$ 0.32
Diluted	$ 0.39	$ 0.31
Shares used in computing per share amounts:
Basic	143,882	149,016
Diluted	147,113	153,640