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Earnings Per Share (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Summary of Computation of Basic and Diluted Earnings Per Share
The following table sets forth the computation of basic and diluted earnings per share:
Three Months Ended March 31,
20222021
Numerator:(in millions, except share and per share amounts)
Net income attributable to common shareholders$284 $298 
Denominator:
Weighted-average common shares outstanding for basic earnings per share165,048,113 164,709,609 
Weighted-average effect of dilutive securities:
Employee equity awards2,200,025 2,382,473 
Weighted-average common shares outstanding for diluted earnings per share167,248,138 167,092,082 
Basic and diluted earnings per share:
Basic earnings per share$1.72 $1.81 
Diluted earnings per share$1.70 $1.78 
In the tables above, employee equity awards from our PSU program, which are considered contingently issuable, are included in the computation of dilutive earnings per share on a weighted average basis when management determines that the applicable performance criteria would have been met if the performance period ended as of the date of the relevant computation.