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Capital Shares (Tables)
12 Months Ended
Oct. 31, 2021
Equity [Abstract]  
Capital Shares Common shares repurchased as part of publicly announced programs during 2021, 2020 and 2019 were as follows:
YearNumber
of Shares
Total
Amount
Average
per Share
2021262 55,033 $209.97 
2020303 38,138 $125.70 
2019949 114,790 $121.01