CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2020	Jan. 31, 2019
Cash flows from operating activities
Net income	$ 197	$ 504
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	79	54
Share-based compensation	27	24
Deferred taxes	10	(281)
Excess and obsolete inventory related charges	4	4
Unrealized gain on equity securities	(16)	0
Other non-cash expense, net	2	3
Changes in assets and liabilities:
Accounts receivable	(40)	(22)
Inventory	(32)	(12)
Accounts payable	(15)	(16)
Employee compensation and benefits	(80)	(71)
Other assets and liabilities	(195)	26
Net cash provided by (used in) operating activities	(59)	213
Cash flows from Investing activities:
Investments in property, plant and equipment	(34)	(39)
Payment to acquire fair value investment	(1)	(2)
Payments in exchange for convertible note	0	(1)
Acquisitions of businesses and intangible assets, net of cash acquired	0	(248)
Net cash used in investing activities	(35)	(290)
Cash flows from financing activities:
Issuance of common stock under employee stock plans	32	22
Payment of taxes related to net share settlement of equity awards	(33)	(13)
Payment of dividends	(56)	(52)
Purchase of non-controlling interest	0	(4)
Proceeds from revolving credit facility	432	0
Repayments of revolving credit facility	372	0
Repayment of finance lease	(4)	0
Treasury stock repurchases	(60)	(75)
Net cash used in financing activities	(61)	(122)
Effect of exchange rate movements	(1)	9
Net decrease in cash, cash equivalents and restricted cash	(156)	(190)
Cash, cash equivalents and restricted cash at beginning of period	1,388	2,254
Cash, cash equivalents and restricted cash at end of period	1,232	2,064
Supplemental cash flow information:
Income tax paid, net	241	21
Interest payments	17	25
Non-cash changes in investments in property, plant and equipment - increase (decrease)	$ (9)	$ (13)