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Capital Shares (Tables) | 12 Months Ended
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Oct. 31, 2021
Equity [Abstract] |
Capital Shares | Common shares repurchased as part of publicly announced programs during 2021, 2020 and 2019 were as follows:
Year | Number of Shares |  | Total Amount |  | Average per Share
2021 | 262 |  |  | 55,033 |  |  | $ | 209.97 |
2020 | 303 |  |  | 38,138 |  |  | $ | 125.70 |
2019 | 949 |  |  | 114,790 |  |  | $ | 121.01 |

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