XML 54 R37.htm IDEA: XBRL DOCUMENT v3.22.4
Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2022
Earnings Per Share [Abstract]  
Average Common Shares Outstanding Basic and Diluted The average number of common shares outstanding is reconciled to those used in the basic and diluted EPS computations as follows:
(Millions of shares)202220212020
Basic337.4 337.3 340.7 
Dilutive effect of stock options and restricted share unit awards0.9 1.5 1.8 
Diluted338.3 338.8 342.5