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Capital Shares (Tables)
12 Months Ended
Oct. 31, 2020
Equity [Abstract]  
Capital Shares Common shares repurchased as part of publicly announced programs during 2020, 2019 and 2018 were as follows:
YearNumber
of Shares
Total
Amount
Average
per Share
2020303 38,138 $125.70 
2019949 114,790 $121.01 
2018145 18,939 $130.21