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Earnings Per Share (Tables)
3 Months Ended
Mar. 31, 2019
Earnings Per Share [Abstract]  
Calculation of our Basic and Diluted Earnings per share Calculation
The following table shows the information used in the calculation of our basic and diluted earnings per share calculation as of March 31, 2019 and March 31, 2018.
 
For the Three Months
Ended March 31,
 
2019
 
2018
 
 
 
 
Weighted average common shares outstanding for basic calculation
290,559,025

 
302,225,923

Add: Effect of stock options, deferred stock units and restricted stock units
7,138

 

Weighted average common shares outstanding for diluted calculation
290,566,163

 
302,225,923