Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 25, 2014	Jan. 26, 2013
Cash flows from operating activities:
Net income (loss)	$ 80,884	$ (21,255)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Excess tax benefits from stock-based compensation	(14,335)	(2,192)
Non-cash tax charges	0	78,206
Depreciation and amortization	38,754	49,394
Loss on disposal of property and equipment	2,348	1,989
Gain on sale of network adapter business	(4,884)	0
Amortization of debt issuance costs and original issue discount	281	397
Call premium cost and write-off of original issue discount and debt issuance costs related to lenders that did not participate in refinancing	0	15,299
Provision for doubtful accounts receivable and sales allowances	1,567	2,354
Non-cash compensation expense	18,588	19,150
Changes in assets and liabilities:
Restricted cash	0	(11,926)
Accounts receivable	29,771	14,250
Inventories	2,097	9,625
Prepaid expenses and other assets	3,486	(1,702)
Deferred tax assets	95	165
Accounts payable	(8,077)	(14,960)
Accrued employee compensation	(39,208)	(72,570)
Deferred revenue	(5,414)	1,519
Other accrued liabilities	10,455	(8,062)
Restructuring liabilities	(6,939)	(191)
Net cash provided by operating activities	109,469	59,490
Cash flows from investing activities:
Purchases of property and equipment	(12,966)	(18,486)
Net cash paid in connection with acquisition	0	(44,629)
Proceeds from collection of note receivable	250	0
Proceeds from sale of network adapter business	9,995	0
Net cash used in investing activities	(2,721)	(63,115)
Cash flows from financing activities:
Proceeds from senior unsecured notes	0	296,250
Payment of principal related to capital leases	(608)	(484)
Common stock repurchases	(140,380)	(47,530)
Proceeds from issuance of common stock	32,410	23,812
Excess tax benefits from stock-based compensation	14,335	2,192
Increase in restricted cash	0	(300,000)
Net cash used in financing activities	(94,243)	(25,760)
Effect of exchange rate fluctuations on cash and cash equivalents	(815)	(225)
Net increase (decrease) in cash and cash equivalents	11,690	(29,610)
Cash and cash equivalents, beginning of period	986,997	713,226
Cash and cash equivalents, end of period	998,687	683,616
Supplemental disclosures of cash flow information:
Cash paid for interest	17,265	20,490
Cash paid for income taxes	4,074	1,848
Supplemental schedule of non-cash investing activities:
Acquisition of property and equipment through capital leases	$ 0	$ 1,042