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Shared-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Reconciliation of Option Activity

The following table provides a reconciliation of option activity for the nine month period ended September 30, 2015:

 

Options

    Shares (000)      Weighted-
Average
Exercise
Price		      Weighted-
Average
Remaining
Contractual
Term		      Aggregate
Intrinsic Value
($000)		  

Outstanding at January 1, 2015

      1,175       $ 11.40         

Granted

      55       $ 25.16         

Exercised

      (160 )     $ 11.49         

Forfeited or expired

      (3 )     $ 13.12         
  

 

 

           

Outstanding at September 30, 2015

      1,067       $ 12.08         6.1       $ 7,359 (1) 
  

 

 

     

 

 

     

 

 

     

 

 

  

Exercisable at September 30, 2015

      857       $ 10.91         5.5       $ 6,549 (1) 
  

 

 

     

 

 

     

 

 

     

 

 

  

 

(1)  The intrinsic value is the amount by which the market price of our stock was greater than the exercise price of any individual option grant at September 30, 2015.