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Earnings Per Share
 3 Months Ended
Jan. 31, 2022
Earnings Per Share [Abstract]  
Earnings Per Share Earnings Per Share
Three Months Ended January 31,
(In millions, except per share amounts)20222021
Net income$95.3 $2,101.1 
Basic:
Weighted average common shares49.4 49.1 
Basic earnings per share$1.93 $42.77 
Diluted:
Weighted average common shares49.4 49.1 
Effect of dilutive stock plans0.5 0.6 
Diluted weighted average common shares49.9 49.7 
Diluted earnings per share $1.91 $42.31 
The following table sets forth stock options to purchase our common stock that were not included in the diluted earnings per share calculation because their effect would have been antidilutive for the periods presented:
Three Months Ended January 31,
(In thousands, except exercise prices)20222021
Stock option shares excluded224 317 
Range of exercise prices
$345.74 – $406.17
$304.54 – $345.74