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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2013
Accounting Policies [Abstract]  
Summary of Earnings (Loss) per Basic and Diluted Weighted Average Common Shares Outstanding

Earnings (loss) per basic and diluted weighted average common shares outstanding was calculated as follows for the years ended December 31 (in thousands, except per share data):

 

     2013     2012      2011  

Net income (loss) (in thousands)

    $ (923 )    $ 16,244       $ 12,660   
  

 

 

    

 

 

     

 

 

  

Basic weighted-average common shares outstanding

      9,445        9,377         9,333   

Effect of potentially dilutive common shares (1)

      —          68         51   
  

 

 

    

 

 

     

 

 

  

Diluted weighted-average common shares outstanding

      9,445        9,445         9,384   
  

 

 

    

 

 

     

 

 

  

Earnings (loss) per common share:

        

Earnings (loss) per basic common share

    $ (0.10 )    $ 1.73       $ 1.36   

Earnings (loss) per diluted common share

      (0.10 )      1.72         1.35   

Antidilutive shares excluded from net earnings per diluted common share calculation

      93        92         58   

 

(1) Represents the effect of the assumed exercise of stock options and the vesting of restricted stock units and performance stock awards, based on the treasury stock method.