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Earnings Per Share
12 Months Ended
Dec. 31, 2018
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings per Share
The following table provides a reconciliation of the numerators and denominators of basic and diluted earnings per share ("EPS"):
2018
 
Income
 
Shares
 
Per Share
($ in thousands, except per share amounts)
 
(Numerator)
 
(Denominator)
 
Amount
Basic EPS:
 
 

 
 

 
 

Net income available to common stockholders
 
$
178,939

 
58,950

 
$
3.04

 
 
 
 
 
 
 
Effect of dilutive securities:
 
 

 
 

 
 

Stock compensation plans
 

 
763

 
 

 
 
 
 
 
 
 
Diluted EPS:
 
 

 
 

 
 

Net income available to common stockholders
 
$
178,939

 
59,713

 
$
3.00

2017
 
Income
 
Shares
 
Per Share
($ in thousands, except per share amounts)
 
(Numerator)
 
(Denominator)
 
Amount
Basic EPS:
 
 

 
 

 
 

Net income available to common stockholders
 
$
168,826

 
58,458

 
$
2.89

 
 
 
 
 
 
 
Effect of dilutive securities:
 
 

 
 

 
 

Stock compensation plans
 

 
899

 
 

 
 
 
 
 
 
 
Diluted EPS:
 
 

 
 

 
 

Net income available to common stockholders
 
$
168,826

 
59,357

 
$
2.84

2016
 
Income
 
Shares
 
Per Share
($ in thousands, except per share amounts)
 
(Numerator)
 
(Denominator)
 
Amount
Basic EPS:
 
 

 
 

 
 

Net income available to common stockholders
 
$
158,495

 
57,889

 
$
2.74

 
 
 
 
 
 
 
Effect of dilutive securities:
 
 

 
 

 
 

Stock compensation plans
 

 
858

 
 

 
 
 
 
 
 
 
Diluted EPS:
 
 

 
 

 
 

Net income available to common stockholders
 
$
158,495

 
58,747

 
$
2.70