| | 2020-10-31 | 2022-10-31 | 2023-10-31 | 2024-10-31 | 2025-10-31 |
| Asset Impairment Charge | 865000000.0 | 905000000.0 | 0.0 | 0.0 | 1621000000.0 |
| Beginning Cash Position | | 4332000000.0 | 4763000000.0 | 4581000000.0 | 15105000000.0 |
| Capital Expenditure | | -3122000000.0 | -2828000000.0 | -2367000000.0 | -2292000000.0 |
| Cash Dividends Paid | | -621000000.0 | -619000000.0 | -676000000.0 | -796000000.0 |
| Cash Flow From Continuing Financing Activities | | -1796000000.0 | -1362000000.0 | 6283000000.0 | 1046000000.0 |
| Cash Flow From Continuing Investing Activities | | -2087000000.0 | -3284000000.0 | -53000000.0 | -13190000000.0 |
| Cash Flow From Continuing Operating Activities | | 4593000000.0 | 4428000000.0 | 4341000000.0 | 2919000000.0 |
| Change In Account Payable | | 1707000000.0 | -1655000000.0 | 3927000000.0 | -3468000000.0 |
| Change In Accrued Expense | | -334000000.0 | -275000000.0 | -164000000.0 | -58000000.0 |
| Change In Income Tax Payable | | 150000000.0 | -34000000.0 | 190000000.0 | -200000000.0 |
| Change In Inventory | | -713000000.0 | 400000000.0 | -3358000000.0 | 1783000000.0 |
| Change In Other Working Capital | | -1888000000.0 | 562000000.0 | -291000000.0 | 89000000.0 |
| Change In Payable | | 1857000000.0 | -1689000000.0 | 4117000000.0 | -3668000000.0 |
| Change In Payables And Accrued Expense | | 1523000000.0 | -1964000000.0 | 3953000000.0 | -3726000000.0 |
| Change In Receivables | | 508000000.0 | -30000000.0 | -992000000.0 | -853000000.0 |
| Change In Tax Payable | | 150000000.0 | -34000000.0 | 190000000.0 | -200000000.0 |
| Change In Working Capital | | -570000000.0 | -1032000000.0 | -688000000.0 | -2707000000.0 |
| Changes In Account Receivables | | -186000000.0 | 577000000.0 | -83000000.0 | -700000000.0 |
| Changes In Cash | | 710000000.0 | -218000000.0 | 10571000000.0 | -9225000000.0 |
| Common Stock Dividend Paid | | -621000000.0 | -619000000.0 | -676000000.0 | -684000000.0 |
| Common Stock Payments | | -512000000.0 | -421000000.0 | -150000000.0 | -202000000.0 |
| Deferred Income Tax | | -249000000.0 | -67000000.0 | -64000000.0 | -565000000.0 |
| Deferred Tax | | -249000000.0 | -67000000.0 | -64000000.0 | -565000000.0 |
| Depreciation Amortization Depletion | | 2480000000.0 | 2616000000.0 | 2564000000.0 | 2737000000.0 |
| Depreciation And Amortization | | 2480000000.0 | 2616000000.0 | 2564000000.0 | 2737000000.0 |
| Dividend Received CFO | 165000000.0 | 197000000.0 | 200000000.0 | 43000000.0 | 29000000.0 |
| Earnings Losses From Equity Investments | | -215000000.0 | -245000000.0 | -147000000.0 | -90000000.0 |
| Effect Of Exchange Rate Changes | | -279000000.0 | 36000000.0 | -47000000.0 | -21000000.0 |
| End Cash Position | | 4763000000.0 | 4581000000.0 | 15105000000.0 | 5859000000.0 |
| Financing Cash Flow | | -1796000000.0 | -1362000000.0 | 6283000000.0 | 1046000000.0 |
| Free Cash Flow | | 1471000000.0 | 1600000000.0 | 1974000000.0 | 627000000.0 |
| Gain Loss On Investment Securities | | | 31000000.0 | 13000000.0 | 147000000.0 |
| Gain Loss On Sale Of Business | | 0.0 | 0.0 | -733000000.0 | -248000000.0 |
| Income Tax Paid Supplemental Data | 297000000.0 | 107000000.0 | 307000000.0 | 248000000.0 | 425000000.0 |
| Interest Paid Supplemental Data | 574000000.0 | 453000000.0 | 677000000.0 | 772000000.0 | 1018000000.0 |
| Investing Cash Flow | | -2087000000.0 | -3284000000.0 | -53000000.0 | -13190000000.0 |
| Issuance Of Capital Stock | | 0.0 | 0.0 | 1462000000.0 | 0.0 |
| Issuance Of Debt | | 3296000000.0 | 4725000000.0 | 11245000000.0 | 9188000000.0 |
| Long Term Debt Issuance | | 3296000000.0 | 4725000000.0 | 11245000000.0 | 9188000000.0 |
| Long Term Debt Payments | | -3992000000.0 | -4887000000.0 | -5475000000.0 | -6837000000.0 |
| Net Business Purchase And Sale | | 0.0 | -760000000.0 | 1996000000.0 | -12068000000.0 |
| Net Common Stock Issuance | | -512000000.0 | -421000000.0 | -150000000.0 | -202000000.0 |
| Net Income From Continuing Operations | | 868000000.0 | 2025000000.0 | 2579000000.0 | 57000000.0 |
| Net Investment Purchase And Sale | | 207000000.0 | -7000000.0 | -10000000.0 | 973000000.0 |
| Net Issuance Payments Of Debt | | -596000000.0 | -209000000.0 | 5739000000.0 | 2343000000.0 |
| Net Long Term Debt Issuance | | -696000000.0 | -162000000.0 | 5770000000.0 | 2351000000.0 |
| Net Other Financing Charges | | -14000000.0 | -7000000.0 | -8000000.0 | -10000000.0 |
| Net Other Investing Changes | | 226000000.0 | -291000000.0 | -42000000.0 | -183000000.0 |
| Net PPEPurchase And Sale | | -2520000000.0 | -2226000000.0 | -1997000000.0 | -1912000000.0 |
| Net Preferred Stock Issuance | | 0.0 | 0.0 | 1462000000.0 | 0.0 |
| Net Short Term Debt Issuance | | 100000000.0 | -47000000.0 | -31000000.0 | -8000000.0 |
| Operating Cash Flow | | 4593000000.0 | 4428000000.0 | 4341000000.0 | 2919000000.0 |
| Operating Gains Losses | | -215000000.0 | -214000000.0 | -867000000.0 | -191000000.0 |
| Other Non Cash Items | | 524000000.0 | 242000000.0 | 169000000.0 | 784000000.0 |
| Pension And Employee Benefit Expense | | | | | 97000000.0 |
| Preferred Stock Dividend Paid | | | 0.0 | 0.0 | -112000000.0 |
| Preferred Stock Issuance | | 0.0 | 0.0 | 1462000000.0 | 0.0 |
| Proceeds From Stock Option Exercised | | -53000000.0 | -106000000.0 | -84000000.0 | -289000000.0 |
| Provisionand Write Offof Assets | | 262000000.0 | 230000000.0 | 175000000.0 | 511000000.0 |
| Purchase Of Business | | 0.0 | -761000000.0 | -147000000.0 | -12278000000.0 |
| Purchase Of Investment | | -55000000.0 | -15000000.0 | -16000000.0 | -9000000.0 |
| Purchase Of PPE | | -3122000000.0 | -2828000000.0 | -2367000000.0 | -2292000000.0 |
| Repayment Of Debt | | -3992000000.0 | -4887000000.0 | -5475000000.0 | -6837000000.0 |
| Repurchase Of Capital Stock | | -512000000.0 | -421000000.0 | -150000000.0 | -202000000.0 |
| Sale Of Business | 0.0 | | 1000000.0 | 2143000000.0 | 210000000.0 |
| Sale Of Investment | | 262000000.0 | 8000000.0 | 6000000.0 | 982000000.0 |
| Sale Of PPE | | 602000000.0 | 602000000.0 | 370000000.0 | 380000000.0 |
| Stock Based Compensation | | 391000000.0 | 428000000.0 | 430000000.0 | 643000000.0 |
