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Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2020
Earnings Per Share [Abstract]  
Schedule Of Calculation Of Basic And Diluted Earnings Per Share The following table shows the information used in the calculation of our basic and diluted earnings per share calculation as of December 31, 2020, 2019 and 2018. See Note 14 "Stockholders' Equity" for details on our April 12, 2018 stock split and our common stock repurchases in 2020 and 2019.
For the Year Ended December 31,
202020192018
Weighted average common shares outstanding for basic calculation267,916,483 289,057,356 297,748,327 
Add: Effect of equity awards14,161 17,245 5,443 
Weighted average common shares outstanding for diluted calculation267,930,644 289,074,601 297,753,770