Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Aug. 01, 2015	Aug. 02, 2014
Cash flows from operating activities:
Net income	$ 255,974	$ 154,552
Adjustments to reconcile net income to net cash provided by operating activities:
Excess tax benefits from stock-based compensation	(41,981)	(37,698)
Depreciation and amortization	62,569	80,370
Loss on disposal of property and equipment	1,620	3,330
Gain on sale of network adapter business	0	(4,884)
Net gain on sale of non-marketable equity investment	0	5,242
Amortization of debt issuance costs and debt discount	9,443	856
Write-off of debt discount and debt issuance costs related to lenders that did not participate in refinancing	4,808	0
Provision for doubtful accounts receivable and sales allowances	7,189	5,520
Non-cash stock-based compensation expense	64,594	61,214
Goodwill impairment charge	0	83,382
Changes in assets and liabilities, net of acquisitions:
Accounts receivable	17,959	52,261
Inventories	(1,778)	4,757
Prepaid expenses and other assets	(20,854)	(4,796)
Deferred tax assets	531	47
Accounts payable	2,266	(4,409)
Accrued employee compensation	(94,852)	(38,136)
Deferred revenue	(14,220)	(4,020)
Other accrued liabilities	16,478	48,178
Restructuring liabilities	(2,514)	(11,538)
Net cash provided by operating activities	267,232	383,744
Cash flows from investing activities:
Purchases of non-marketable equity and debt investments	(2,150)	(223)
Proceeds from sale of non-marketable equity investment	1,489	10,748
Purchases of property and equipment	(53,142)	(41,175)
Purchase of intangible assets	(7,750)	0
Net cash paid in connection with acquisitions	(95,452)	0
Proceeds from collection of note receivable	250	250
Proceeds from sale of network adapter business	0	9,995
Net cash used in investing activities	(156,755)	(20,405)
Cash flows from financing activities:
Payment of principal related to senior secured notes	(300,000)	0
Payment of debt issuance costs	(1,718)	0
Payment of principal related to capital leases	(1,677)	(2,382)
Common stock repurchases	(312,601)	(302,560)
Proceeds from issuance of common stock	51,345	81,293
Payment of cash dividends to stockholders	(48,819)	(15,270)
Proceeds from convertible notes	565,656	0
Purchase of convertible hedge	(86,135)	0
Proceeds from issuance of warrants	51,175	0
Excess tax benefits from stock-based compensation	41,981	37,698
Net cash used in financing activities	(40,793)	(201,221)
Effect of exchange rate fluctuations on cash and cash equivalents	(5,030)	272
Net increase in cash and cash equivalents	64,654	162,390
Cash and cash equivalents, beginning of period	1,255,017	986,997
Cash and cash equivalents, end of period	1,319,671	1,149,387
Supplemental disclosures of cash flow information:
Cash paid for interest	29,560	34,625
Cash paid for income taxes	35,372	20,941
Supplemental schedule of non-cash investing activities:
Settlement of debt investment in relation to acquisition	$ 150	$ 0