Consolidated Statements Of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Oct. 29, 2011		Oct. 30, 2010		Oct. 31, 2009
Net revenues
Product	$ 1,789,814		$ 1,728,814		$ 1,612,961
Service	357,628		362,339		337,415
Total net revenues	2,147,442		2,091,153		1,950,376
Cost of revenues
Product	677,196	[1]	683,486	[1]	739,354	[1]
Service	186,712	[1]	176,547	[1]	180,072	[1]
Total cost of revenues	863,908	[2]	860,033	[2]	919,426	[2]
Gross margin
Product	1,112,618		1,045,328		873,607
Service	170,916		185,792		157,343
Total gross margin	1,283,534		1,231,120		1,030,950
Operating expenses:
Research and development	354,401		354,260		354,809
Sales and marketing	608,513	[1]	534,458	[1]	385,155	[1]
General and administrative	69,506		67,848		84,962
Legal fees associated with indemnification obligations and other related costs, net	125		(163)		23,941
Amortization of intangible assets	60,713		65,623		68,718
Acquisition and integration costs			204		5,127
Restructuring costs and facilities lease loss			1,059		2,329
In-process research and development					26,900
Goodwill and acquisition-related intangible assets impairment					53,306
Loss on sale of subsidiary	12,756		8,700
Total operating expenses	1,106,014		1,023,289		1,005,247
Income from operations	177,520		207,831		25,703
Interest income	597		763		4,896
Other expenses	(975)		(7,215)		(7,278)
Interest expense	(97,838)		(85,858)		(99,294)
Gain (loss) on sale of investments and property, net	124		(8,551)		(602)
Income (loss) before income tax provision (benefit)	79,428	[3]	106,970		(76,575)
Income tax provision (benefit)	28,818		(9,553)		6,614
Net income (loss)	$ 50,610		$ 116,523		$ (83,189)	[4]
Net income (loss) per share - basic	$ 0.11		$ 0.26		$ (0.21)	[4]
Net income (loss) per share - diluted	$ 0.10		$ 0.24		$ (0.21)	[4]
Shares used in per share calculation - basic	474,259		446,996		398,948	[4]
Shares used in per share calculation - diluted	497,030		482,741		398,948	[4]

[1] Fiscal year 2009 has not been updated for the new cost classification implemented in 2010 and includes system engineer costs within cost of revenues, as opposed to sales and marketing expenses starting in fiscal year 2010. See Note 1, "Basis of Presentation," of the Notes to Consolidated Financial Statements.

[2] Fiscal years 2011 and 2010 reflect the classification of system engineer costs within sales and marketing expenses as opposed to cost of revenues in prior periods. Fiscal year 2009 has not been updated for the new cost classification implemented in 2010. See Note 1, "Basis of Presentation," of the Notes to Consolidated Financial Statements.

[3] Excludes the impact of repatriation of $200 million from offshore operations to the United States.

[4] As the Company was in a net loss position for the year ended October 31, 2009, there was no dilutive impact of potential common shares associated with stock options and other share based awards, by application of the treasury stock method.