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Marketable Securities
 12 Months Ended
Dec. 31, 2013
Investments Debt And Equity Securities [Abstract]  
Marketable Securities

NOTE 3 –MARKETABLE SECURITIES

The table below summarizes the Company’s cash equivalents and available-for-sale securities (in thousands):

 

     Amortized
Cost		      Gross
Unrealized
Gains		      Gross
Unrealized
(Losses)		      Estimated
Fair Value		  

December 31, 2013

            

Cash equivalents:

            

Money market funds

    $ 6,934       $ —         $ —         $ 6,934   
  

 

 

     

 

 

     

 

 

     

 

 

  

Total

      6,934         —           —           6,934   
  

 

 

     

 

 

     

 

 

     

 

 

  

Available-for-sale securities:

            

U.S. government sponsored entity debt securities

      121,278         12         —           121,290   
  

 

 

     

 

 

     

 

 

     

 

 

  

Total cash equivalents and available-for-sale securities

    $ 128,212       $ 12       $ —         $ 128,224   
  

 

 

     

 

 

     

 

 

     

 

 

  

December 31, 2012

            

Cash equivalents:

            

U.S. government sponsored entity debt securities

    $ 2,997       $ —         $ —         $ 2,997   

Money market funds

      15,839         —           —           15,839   
  

 

 

     

 

 

     

 

 

     

 

 

  

Total

      18,836         —           —           18,836   
  

 

 

     

 

 

     

 

 

     

 

 

  

Available-for-sale securities:

            

U.S. government sponsored entity debt securities

      54,426         26         —           54,452   
  

 

 

     

 

 

     

 

 

     

 

 

  

Total cash equivalents and available-for-sale securities

    $ 73,262       $ 26       $ —         $ 73,288   
  

 

 

     

 

 

     

 

 

     

 

 

  

As of December 31, 2013, all of the Company’s investments had maturity dates within two years and there were no material unrealized losses during 2013. Approximately 70% of the Company’s available-for-sale securities mature within the next twelve months of the date of the balance sheet date and approximately 30% of the Company’s available-for-sale securities have maturities between twelve and twenty-four months from the date of the balance sheet date. The Company had no material realized losses or other-than-temporary impairments of available-for-sale securities for the years ended December 31, 2013, 2012 and 2011.