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Computation of EPS
 3 Months Ended
Mar. 31, 2018
Earnings Per Share [Abstract]  
Computation of EPS
Computation of EPS
 
Basic and diluted EPS calculations are presented in the following table:
Three Months Ended March 31,
 
 
 
 
(Dollars in millions, except per share data, shares in thousands)
 
2018
 
2017
Net income available to common shareholders
 
$
745

 
$
378

 
 
 
 
 
Weighted average number of common shares
 
779,617

 
809,903

Effect of dilutive outstanding equity-based awards
 
11,388

 
12,816

Weighted average number of diluted common shares
 
791,005

 
822,719

 
 
 
 
 
Basic EPS
 
$
0.96

 
$
0.47

Diluted EPS
 
$
0.94

 
$
0.46

 
 
 
 
 
Anti-dilutive awards
 
90

 
295