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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Apr. 29, 2023
Apr. 30, 2022
Cash flows provided by (used in) operating activities:    
Net income $ 133,895 $ 84,745
Adjustments to reconcile net income to net cash provided by (used in) operating activities:    
Depreciation of equipment, building, furniture and fixtures, and amortization of leasehold improvements 45,903 46,030
Share-based compensation costs 62,372 50,970
Amortization of intangible assets 23,600 24,463
Deferred taxes (2,134) (13,474)
Provision for inventory excess and obsolescence 12,691 8,487
Provision for warranty 13,577 7,228
Gain on cost method equity investment (26,455) (4,120)
Other 11,331 (1,713)
Changes in assets and liabilities:    
Accounts receivable (116,914) 104,455
Inventories (162,143) (171,056)
Prepaid expenses and other (41,511) (36,673)
Operating lease right-of-use assets 7,644 8,222
Accounts payable, accruals and other obligations (55,754) (88,960)
Deferred revenue 68,818 43,753
Short- and long-term operating lease liabilities (10,748) (10,216)
Net cash provided by (used in) operating activities (35,828) 52,141
Cash flows used in investing activities:    
Payments for equipment, furniture, fixtures and intellectual property (58,034) (45,249)
Purchases of investments (106,245) (461,553)
Proceeds from sales and maturities of investments 123,251 90,005
Settlement of foreign currency forward contracts, net (6,194) 3,708
Purchase of cost method equity investments 0 8,000
Acquisition of business, net of cash acquired (230,048) (62,043)
Net cash used in investing activities (277,270) (483,132)
Cash flows provided by financing activities:    
Proceeds from issuance of senior notes 0 400,000
Proceeds from issuance of term loan, net 497,500 0
Payment of long-term debt (3,465) (3,465)
Payment of debt issuance costs (5,230) (5,145)
Payment of finance lease obligations (1,864) (1,635)
Shares repurchased for tax withholdings on vesting of stock unit awards (22,022) (35,004)
Repurchases of common stock - repurchase program 0 (332,794)
Proceeds from issuance of common stock 14,656 15,185
Net cash provided by financing activities 479,575 37,142
Effect of exchange rate changes on cash, cash equivalents and restricted cash 6,867 (8,807)
Net increase (decrease) in cash, cash equivalents and restricted cash 173,344 (402,656)
Cash, cash equivalents and restricted cash at beginning of period 994,378 1,422,604
Cash, cash equivalents and restricted cash at end of period 1,167,722 1,019,948
Supplemental disclosure of cash flow information    
Cash paid during the period for interest 37,514 16,809
Cash paid during the period for income taxes, net 24,218 17,905
Operating lease payments 11,689 10,917
Non-cash investing and financing activities    
Purchase of equipment in accounts payable 4,618 8,093
Repurchase of common stock in accrued liabilities from repurchase program 0 5,000
Operating right-of-use assets subject to lease liability 6,177 3,589
Gain on cost method equity investment $ 26,455 $ 4,120