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INVESTMENTS (Tables)
6 Months Ended
Jun. 30, 2011
INVESTMENTS  
Components of investment securities

 
  June 30, 2011   December 31, 2010  
 
  Adjusted Cost   Fair Value   Adjusted Cost   Fair Value  
 
  (in thousands)
 

Corporate equity securities

  $ 60   $ 127   $ 87   $ 158  

Auction-rate securities

    2,220     2,251     2,220     2,251  

Corporate debt securities and other obligations

    9,379     9,352     19,686     19,416  
                   

 

  $ 11,659   $ 11,730   $ 21,993   $ 21,825  
                   

Unrealized gains

    98           126        

Unrealized losses

    (27 )         (294 )      
                       

Net unrealized gains (losses)

    71           (168 )      
                       

Fair value

  $ 11,730         $ 21,825        
                       

Amount included in short-term investments

        $ 9,479         $ 19,574  

Amount included in other assets

          2,251           2,251  
                       

 

        $ 11,730         $ 21,825  
                       
Contractual maturities (at adjusted cost) of available-for-sale debt securities

Contractual maturities (at adjusted cost) of available-for-sale debt securities as of June 30, 2011, were as follows:

 
  (in thousands)
 

Due within one year

  $ 7,296  

Due in 1-5 years

    2,083  

Due in 5-10 years

    -  

Due after 10 years

    2,220  
       

Total

  $ 11,599