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CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($)
$ in Millions
 12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Cash flows from operating activities:      
Net income $ 1,210 $ 719 $ 1,071
Adjustments to reconcile net income to net cash provided by operating activities:      
Depreciation and amortization 321 308 238
Share-based compensation 110 83 72
Deferred taxes 14 29 (255)
Excess and obsolete inventory related charges 29 28 19
Asset impairment charges 2 99 0
Change in fair value of contingent consideration (21) 0 0
Net gain on equity securities 98 27 4
Loss on extinguishment of debt 17 0 9
Other non-cash expense, net 3 8 7
Changes in assets and liabilities:      
Accounts receivable, net (128) (107) (106)
Inventory (136) (68) (36)
Accounts payable 64 2 29
Employee compensation and benefits 112 29 23
Treasury lock agreement payment 0 0 (6)
Other assets and liabilities (14) (182) (40)
Net cash provided by operating activities 1,485 921 1,021
Cash flows from investing activities:      
Investments in property, plant and equipment (188) (119) (155)
Proceeds from the sale of property, plant and equipment 1 1 0
Proceeds from the sale of equity securities 12 0 0
Payments to acquire equity securities (22) (20) (23)
Payment in exchange for convertible note (5) (9) (3)
Payment to acquire intangible assets (1) 0 (1)
Acquisitions of businesses and intangible assets, net of cash acquired (546) 0 (1,408)
Net cash used in investing activities (749) (147) (1,590)
Cash flows from financing activities:      
Issuance of common stock under employee stock plans 55 60 54
Payment of taxes related to net share settlement of equity awards (76) (37) (16)
Treasury stock repurchases (788) (469) (723)
Payment of dividends (236) (222) (206)
Issuance of senior notes 848 499 497
Debt issuance costs (7) (4) (4)
Repayment of Senior Debt (417) 0 0
Proceeds from commercial paper 1,647 420 0
Repayments of commercial paper (1,722) (345) 0
Repayments of finance leases 0 (4) 0
Purchase of noncontrolling Interests 0 0 (4)
Proceeds from credit facility and short-term loan 0 798 805
Repayments of debt and revolving credit facility 0 (1,413) (702)
Net cash used in financing activities (696) (717) (299)
Effect of exchange rate movements 3 2 2
Net increase (decrease) in cash, cash equivalents and restricted cash 43 59 (866)
Cash, cash equivalents and restricted cash at beginning of year 1,447 1,388 2,254
Cash, cash equivalents and restricted cash at end of year 1,490 1,447 1,388
Supplemental Cash Flow Information [Abstract]      
Income Taxes Payments, Net 211 361 159
Interest payments 76 71 80
Property, Plant and Equipment      
Supplemental Cash Flow Information [Abstract]      
Net change in property, plant and equipment included in accounts payable and accrued liabilities-increase (decrease) $ 27 $ (1) $ (21)