Unaudited Condensed Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2016	Jul. 31, 2015
Revenue:
Time-based license	$ 479,285	$ 445,807	$ 1,427,740	$ 1,324,677
Upfront license	66,885	48,878	168,485	139,671
Maintenance and service	69,034	61,120	192,588	190,704
Total revenue	615,204	555,805	1,788,813	1,655,052
Cost of revenue:
License	92,042	77,516	253,879	218,650
Maintenance and service	23,172	25,251	67,328	82,244
Amortization of intangible assets	24,463	26,704	79,544	78,182
Total cost of revenue	139,677	129,471	400,751	379,076
Gross margin	475,527	426,334	1,388,062	1,275,976
Operating expenses:
Research and development	221,874	197,999	634,751	567,924
Sales and marketing	127,328	116,988	370,874	343,736
General and administrative	42,548	43,925	123,798	121,254
Amortization of intangible assets	7,055	6,188	21,014	19,066
Restructuring charges	0	(248)	2,987	15,088
Total operating expenses	398,805	364,852	1,153,424	1,067,068
Operating income	76,722	61,482	234,638	208,908
Other income (expense), net	8,509	3,711	12,158	16,784
Income before income taxes	85,231	65,193	246,796	225,692
Provision (benefit) for income taxes	20,513	9,806	52,667	49,520
Net income	$ 64,718	$ 55,387	$ 194,129	$ 176,172
Net income per share:
Basic (in USD per share)	$ 0.43	$ 0.36	$ 1.28	$ 1.14
Diluted (in USD per share)	$ 0.42	$ 0.35	$ 1.26	$ 1.12
Shares used in computing per share amounts:
Basic (shares)	151,169	155,533	152,129	154,835
Diluted (shares)	153,890	158,584	154,629	157,850