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Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2012
Schedule of Company's Financial Assets and (Liabilities) at Fair Value on Recurring Basis

The following table summarizes the basis used to measure the Company’s financial assets (liabilities) at fair value on a recurring basis in the balance sheet at December 31, 2012 and 2011:

 

     Basis of Fair Value Measurements  
     Balance at
December 31,
2012		     Level 1      Level 2      Level 3  
     (In thousands)  

Money market investments

    $ 11,165      $ 11,165         —         —   

Available for sale securities

      2,862        2,862         —         —   

Contingent consideration

      (9,043 )      —         —           (9,043 ) 

 

     Balance at
December 31,
2011		     Level 1      Level 2      Level 3  
     (In thousands)  

Money market investments

    $ 11,899      $ 11,899         —         —   

Available for sale securities

      2,785        2,785         —         —   

Contingent consideration

      (3,000 )      —         —       $ (3,000 )