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Earnings Per Share
3 Months Ended
Mar. 31, 2017
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share

The following table details the reconciliation of basic earnings per share to diluted earnings per share:
 
 
Three Months ended March 31,
 
 
2017
 
2016
Numerator for basic and diluted earnings per share:
 
 
 
 
Net income
 
$
32,306

 
$
18,224

Denominator:
 
 

 
 

Weighted-average basic common shares outstanding
 
36,845

 
36,549

Assumed conversion of dilutive securities:
 
 
 
 
Stock options
 
2,087

 
2,522

Denominator for diluted earnings per share
   - Adjusted weighted-average shares
 
38,932

 
39,071

Earnings per common share:
 
 

 
 

Basic
 
$
0.88

 
$
0.50

Diluted
 
$
0.83

 
$
0.47


 
For the three months ended March 31, 2017, and March 31, 2016, stock options representing the right to purchase common stock of approximately 1,160,000 shares and 762,000 shares, respectively, were not included in the computation of diluted earnings per share because their inclusion would have had an anti-dilutive effect.