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Capital Shares
 12 Months Ended
Oct. 31, 2020
Equity [Abstract]  
Capital Shares Capital shares
Preferred — 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:
YearNumber
of Shares		Total
Amount		Average
per Share
2020303 38,138 $125.70 
2019949 114,790 $121.01 
2018145 18,939 $130.21