| **Capital Shares**    | 12 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
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| **Equity [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
| Capital Shares        | Capital sharesPreferred — We have authorized 10,000 Series A convertible preferred shares without par value. No preferred shares were outstanding in 2020, 2019 or 2018.Common — We have 160,000 authorized common shares without par value. At October 31, 2020 and 2019, there were 98,023 common shares issued. At October 31, 2020 and 2019, the number of outstanding common shares, net of treasury shares, was 58,081 and 57,600, respectively.Common shares repurchased as part of publicly announced programs during 2020, 2019 and 2018 were as follows:YearNumberof SharesTotalAmountAverageper Share2020303 38,138 $125.70 2019949 114,790 $121.01 2018145 18,939 $130.21  |

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| - References
No definition available.
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| - Definition
The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.
+ References
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