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Consolidated Statements of Cash Flows - USD ($)
$ in Millions
 12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Oct. 31, 2019
Cash flows from operating activities:      
Net earnings (loss) $ 3,427 $ (322) $ 1,049
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:      
Depreciation and amortization 2,597 2,625 2,535
Impairment of goodwill 0 865 0
Stock-based compensation expense 382 274 268
Provision for inventory and doubtful accounts 176 308 240
Restructuring charges 620 769 221
Deferred taxes on earnings (167) (294) 1,079
Earnings from equity interests (180) (67) (20)
Dividends received from equity investees 184 165 156
Other, net 202 163 204
Changes in operating assets and liabilities, net of acquisitions:      
Accounts receivable (591) (461) 374
Financing receivables (165) (487) (410)
Inventory (1,959) (527) 46
Accounts payable 1,608 (225) (525)
Taxes on earnings (73) (122) (1,093)
Restructuring (527) (478) (331)
Other assets and liabilities 337 54 204
Net cash provided by operating activities 5,871 2,240 3,997
Cash flows from investing activities:      
Investment in property, plant and equipment (2,502) (2,383) (2,856)
Proceeds from sale of property, plant and equipment 354 703 597
Purchases of available-for-sale securities and other investments (60) (101) (39)
Maturities and sales of available-for-sale securities and other investments 15 48 26
Financial collateral posted (903) (644) (403)
Financial collateral received 805 665 744
Payments made in connection with business acquisitions, net of cash acquired (505) (866) (1,526)
Net cash used in investing activities (2,796) (2,578) (3,457)
Cash flows from financing activities:      
Short-term borrowings with original maturities less than 90 days, net (36) (9) (53)
Proceeds from debt, net of issuance costs 3,022 7,007 3,517
Payment of debt (5,465) (5,099) (2,203)
Net (payments) proceeds related to stock-based award activities (29) (36)  
Net (payments) proceeds related to stock-based award activities     48
Repurchase of common stock (213) (355) (2,249)
Cash dividends paid to non-controlling interests (18) (7) 0
Cash dividends paid to shareholders (625) (618) (608)
Net cash (used in) provided by financing activities (3,364) 883 (1,548)
(Decrease) increase in cash, cash equivalents and restricted cash (289) 545 (1,008)
Cash, cash equivalents and restricted cash at beginning of period 4,621 4,076 5,084
Cash, cash equivalents and restricted cash at end of period 4,332 4,621 4,076
Supplemental cash flow disclosures:      
Income taxes paid, net of refunds 398 297 518
Interest expense paid $ 486 $ 574 $ 593