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Earnings Per Share
3 Months Ended
Mar. 31, 2020
Earnings Per Share [Abstract]  
Earnings Per Share EARNINGS PER SHARE
The table below presents the reconciliation of the earnings and number of shares used in our calculations of basic and diluted earnings per share:
 
Three Months Ended
(in millions, except per share amounts)
March 31, 2020
 
March 31, 2019
Computation of Basic Earnings Per Share
 
 
 
Net income
$
31

 
$
375

Shares for basic earnings per share
325.4

 
339.6

Basic earnings per share
$
0.10

 
$
1.10

Computation of Diluted Earnings Per Share
 
 
 
Net income
$
31

 
$
375

Shares for basic earnings per share
325.4

 
339.6

Effect of dilutive securities
 
 
 
Share-based compensation
2.0

 
3.2

Shares for diluted earnings per share
327.4

 
342.8

Diluted earnings per share
$
0.09

 
$
1.09