CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Cash flows from operating activities
Net income	$ 288	$ 197
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	76	79
Share-based compensation	40	27
Deferred taxes	29	10
Excess and obsolete inventory related charges	6	4
Loss on extinguishment of debt	5	0
Unrealized gain on equity securities	0	(16)
Other non-cash expense, net	2	2
Changes in assets and liabilities:
Accounts receivable	(31)	(40)
Inventory	(35)	(32)
Accounts payable	43	(15)
Employee compensation and benefits	(88)	(80)
Other assets and liabilities	(97)	(195)
Net cash provided by (used in) operating activities	238	(59)
Cash flows from Investing activities:
Investments in property, plant and equipment	(41)	(34)
Payment to acquire fair value investments	(1)	(1)
Net cash used in investing activities	(42)	(35)
Cash flows from financing activities:
Issuance of common stock under employee stock plans	25	32
Payment of taxes related to net share settlement of equity awards	(72)	(33)
Payment of dividends	(59)	(56)
Proceeds from revolving credit facility	0	432
Repayment of repayment of credit facility	0	(372)
Repayment of senior notes	(105)	0
Proceeds from Commercial Paper	785	0
Repayments of commercial paper	(546)	0
Repayment of finance lease	0	(4)
Treasury stock repurchases	(344)	(60)
Net cash used in financing activities	(316)	(61)
Effect of exchange rate movements	9	(1)
Net decrease in cash, cash equivalents and restricted cash	(111)	(156)
Cash, cash equivalents and restricted cash at beginning of period	1,447	1,388
Cash, cash equivalents and restricted cash at end of period	1,336	1,232
Supplemental cash flow information:
Income tax paid, net	52	241
Interest payments	$ 19	$ 17