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Basic and Diluted Earnings Per Share (Tables)
6 Months Ended
Jun. 30, 2015
Earnings Per Share [Abstract]  
Summary of Basic and Diluted Shares Outstanding
Basic and diluted shares outstanding are summarized as follows (in thousands):

 

     Three Months Ended
June 30,
     Six Months Ended
June 30,
 
     2015      2014      2015      2014  

Weighted average number of basic shares outstanding

     7,151         7,173         7,143         7,171   

Effect of dilutive securities

     176         248         185         273   
  

 

 

    

 

 

    

 

 

    

 

 

 

Weighted average number of diluted shares outstanding

     7,327         7,421         7,328         7,444