Condensed Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jan. 28, 2017	Jan. 30, 2016
Cash flows from operating activities:
Net income (loss)	$ (5,844)	$ 93,646
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Excess tax benefits from stock-based compensation	(3,401)	(7,352)
Depreciation and amortization	41,866	22,812
Loss on disposal of property and equipment	167	207
Amortization of debt issuance costs and debt discount	5,194	4,325
Provision (recovery) for doubtful accounts receivable and sales allowances	905	(96)
Non-cash purchase accounting adjustments to inventory	1,537	0
Non-cash stock-based compensation expense	44,520	24,044
Changes in assets and liabilities, net of acquisitions:
Accounts receivable	21,026	61,222
Inventories	(10,669)	(2,000)
Prepaid expenses and other assets	(4,362)	609
Deferred tax assets	142	16
Accounts payable	(39,601)	(23,859)
Accrued employee compensation	(29,284)	(38,993)
Deferred revenue	(2,007)	(13,535)
Other accrued liabilities	(22,847)	(7,991)
Restructuring liabilities	(148)	(855)
Net cash provided by (used in) operating activities	(2,806)	112,200
Cash flows from investing activities:
Purchases of property and equipment	(12,341)	(23,839)
Proceeds from collection of note receivable	250	250
Net cash used in investing activities	(12,091)	(23,589)
Cash flows from financing activities:
Payment of principal related to the term loan	(20,000)	0
Payment of principal related to capital leases	0	(83)
Common stock repurchases	0	(144,490)
Proceeds from issuance of common stock	28,028	19,482
Payment of cash dividends to stockholders	(22,346)	(18,429)
Excess tax benefits from stock-based compensation	3,401	7,352
Net cash used in financing activities	(10,917)	(136,168)
Effect of exchange rate fluctuations on cash and cash equivalents	(1,008)	(1,316)
Net decrease in cash and cash equivalents	(26,822)	(48,873)
Cash and cash equivalents, beginning of period	1,257,075	1,440,882
Cash and cash equivalents, end of period	1,230,253	1,392,009
Supplemental disclosures of cash flow information:
Cash paid for interest	15,739	10,891
Cash paid for income taxes	$ 2,135	$ 4,798