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Earnings Per Share (Tables)
 12 Months Ended
Dec. 31, 2017
Earnings Per Share [Abstract]  
Stock Awards Excluded from the Calculation of Diluted EPS



 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 



Year ended December 31,



2017

 

2016

 

2015

Stock awards subject to performance conditions

 

 217 

 

 

 263 

 

 

 266 

Stock awards that were antidilutive

 

 1,695 

 

 

 1,316 

 

 

 289 

Total stock awards excluded from diluted earnings per share

 

 1,912 

 

 

 1,579 

 

 

 555 



Basic and Diluted Earnings Per Share



 

 

 

 

 

 

 

 



 

 

 

 

 

 

 

 



Year ended December 31,



2017

 

2016

 

2015

Net income

$

 176,253 

 

$

 22,938 

 

$

 475,602 

Shares:

 

 

 

 

 

 

 

 

Weighted average number of common shares outstanding

 

 28,491 

 

 

 29,265 

 

 

 31,092 

Dilutive stock awards

 

 70 

 

 

 505 

 

 

 402 

Diluted weighted average number of common shares outstanding

 

 28,561 

 

 

 29,770 

 

 

 31,494 

Basic earnings per share

$

 6.19 

 

$

 0.78 

 

$

 15.30 

Diluted earnings per share

$

 6.17 

 

$

 0.77 

 

$

 15.10