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Earnings Per Common Share ("EPS")
6 Months Ended
Jun. 30, 2022
Earnings Per Share [Abstract]  
Earnings Per Common Share (EPS) Earnings Per Common Share (“EPS”)
 Quarter endedYear to date
 2022202120222021
Net Income$224 $391 $623 $717 
Weighted-average common shares outstanding (for basic calculation)286 298 288 299 
Effect of dilutive share-based employee compensation
Weighted-average common and dilutive potential common shares outstanding (for diluted calculation)290 304 292 304 
Basic EPS$0.78 $1.31 $2.16 $2.39 
Diluted EPS$0.77 $1.29 $2.13 $2.35 
Unexercised employee stock options and stock appreciation rights (in millions) excluded from the diluted EPS computation(a)
2.4 1.5 1.8 2.1 

(a)These unexercised employee stock options and stock appreciation rights were not included in the computation of diluted EPS because to do so would have been antidilutive for the periods presented.