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Computation of EPS
 12 Months Ended
Dec. 31, 2018
Earnings Per Share [Abstract]  
Computation of EPS
Computation of EPS
 
Basic and diluted EPS calculations are presented in the following table:
Year Ended December 31,
(Dollars in millions, except per share data, shares in thousands)
2018
 
2017
 
2016
Net income available to common shareholders
$
3,063

 
$
2,220

 
$
2,259

Weighted average number of common shares
772,963

 
799,217

 
804,680

Effect of dilutive outstanding equity-based awards
10,521

 
11,760

 
10,236

Weighted average number of diluted common shares
783,484

 
810,977

 
814,916

Basic EPS
$
3.96

 
$
2.78

 
$
2.81

Diluted EPS
$
3.91

 
$
2.74

 
$
2.77

Anti-dilutive awards
22

 
210

 
5,609