CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Jan. 29, 2022	Jan. 30, 2021
Cash flows used in operating activities:
Net income	$ 45,823	$ 55,348
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation of equipment, building, furniture and fixtures, and amortization of leasehold improvements	23,653	23,188
Share-based compensation expense	24,297	18,964
Amortization of intangible assets	12,230	9,642
Deferred taxes	(766)	(905)
Provision for inventory excess and obsolescence	3,799	5,905
Provision for warranty	2,817	3,239
Other	(8,615)	4,277
Changes in assets and liabilities:
Accounts receivable	87,223	18,862
Inventories	(87,178)	(51,020)
Prepaid expenses and other	(14,134)	(13,835)
Operating right-of-use assets	4,120	4,103
Accounts payable, accruals and other obligations	(152,981)	(112,170)
Deferred revenue	10,417	31,917
Short- and long-term operating lease liabilities	(5,116)	(4,834)
Net cash used in operating activities	(54,411)	(7,319)
Cash flows used in investing activities:
Payments for equipment, furniture, fixtures and intellectual property	(25,804)	(20,868)
Purchase of available-for-sale securities	(350,465)	(71,756)
Proceeds from maturities of available-for-sale securities	50,000	51,266
Settlement of foreign currency forward contracts, net	1,346	2,357
Proceeds from sale of cost method equity investment	0	4,678
Acquisition of business, net of cash acquired	(56,036)	0
Net cash used in investing activities	(380,959)	(34,323)
Cash flows provided by (used in) financing activities:
Proceeds from issuance of senior notes	400,000	0
Payment of long-term debt	0	(1,732)
Payment of debt issuance costs	(4,506)	0
Payment of finance lease obligations	(771)	(702)
Shares repurchased for tax withholdings on vesting of stock unit awards	(25,150)	(19,242)
Repurchases of common stock - repurchase program	(250,000)	(12,406)
Proceeds from issuance of common stock	15,146	13,447
Net cash provided by (used in) financing activities	134,719	(20,635)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(3,259)	2,879
Net decrease in cash, cash equivalents and restricted cash	(303,910)	(59,398)
Cash, cash equivalents and restricted cash at beginning of period	1,422,604	1,088,708
Cash, cash equivalents and restricted cash at end of period	1,118,694	1,029,310
Supplemental disclosure of cash flow information
Cash paid during the period for interest	7,670	7,566
Cash paid during the period for income taxes, net	6,112	8,798
Operating lease payments	5,480	5,387
Non-cash investing and financing activities
Purchase of equipment in accounts payable	2,972	5,935
Repurchase of common stock in accrued liabilities from repurchase program	0	800
Operating right-of-use assets subject to lease liability	$ 3,376	$ 555