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Earnings Per Share
9 Months Ended
Sep. 30, 2017
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share
A reconciliation of basic and diluted weighted-average shares outstanding is as follows:
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
2017
 
2016
 
2017
 
2016
Basic weighted average shares outstanding
115,921,134

 
119,480,642

 
116,772,652

 
120,476,813

Weighted average dilutive options outstanding
2,521,815

 
2,430,121

 
2,540,955

 
2,209,739

Diluted weighted average shares outstanding
118,442,949

 
121,910,763

 
119,313,607

 
122,686,552

Antidilutive shares

 

 
1,174,469