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Earnings (Loss) Per Common Share (Tables)
 12 Months Ended
Dec. 31, 2014
Schedule of Earnings Per Share Basic and Diluted
     Year Ended December 31,  
     2014      2013     2012  

Numerator — basic and diluted

        

Net income (loss)

    $ 58,807       $ (10,594 )    $ (36,986 ) 
  

 

 

     

 

 

    

 

 

  

Denominator

        

Weighted average number of common shares outstanding — basic

      39,726         39,188        40,316   

Effect of dilutive stock options

      375         —          —     

Effect of dilutive restricted shares

      628         —          —     
  

 

 

     

 

 

    

 

 

  

Weighted average number of common shares outstanding — diluted

      40,729         39,188        40,316   
  

 

 

     

 

 

    

 

 

  

Earnings (loss) per common share — basic

    $ 1.48       $ (0.27 )    $ (0.92 ) 
  

 

 

     

 

 

    

 

 

  

Earnings (loss) per common share — diluted

    $ 1.44       $ (0.27 )    $ (0.92 ) 
  

 

 

     

 

 

    

 

 

  

Antidilutive stock options and restricted shares

      2,967         4,363        4,943