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FAIR VALUES OF FINANCIAL INSTRUMENTS (Tables)
12 Months Ended
Dec. 31, 2013
Fair Value Disclosures [Abstract]  
Available-For-Sale Securities Measured at Fair Value

The following is a summary of our available-for-sale securities measured at fair value:

 

     12/31/13      Level 1      Level 2      Level 3  
     (In thousands)  

Mutual funds

   $ 2,173       $ —        $ 2,173       $ —    

Commercial paper

     3,699         —          3,699         —    

Asset-backed securities and collateralized mortgage obligations

     7,639         —          2,082         5,557   
  

 

 

    

 

 

    

 

 

    

 

 

 

Total

   $ 13,511       $ —        $   7,954       $ 5,557   
  

 

 

    

 

 

    

 

 

    

 

 

 

 

     12/31/12      Level 1      Level 2      Level 3  
     (In thousands)  

Mutual funds

   $ 2,023       $ —        $ 2,023       $ —    

U.S. Government and agency securities

     29,737         —          29,737         —    

Asset-backed securities and collateralized mortgage obligations

     8,477         —          2,134         6,343   

Corporate notes and bonds

     5,755         —          5,755         —    
  

 

 

    

 

 

    

 

 

    

 

 

 

Total

   $ 45,992       $ —        $ 39,649       $ 6,343   
  

 

 

    

 

 

    

 

 

    

 

 

 
Changes in Level Three Instrument Measured on Recurring Basis

The following is a summary of the changes in our Level 3 instrument measured on a recurring basis for the years ended December 31, 2013 and 2012:

 

     December 31,  
     2013     2012  
     (In thousands)  

Balance at beginning of period

   $ 6,343      $ 6,030   

Total realized and unrealized gains

     484        1,674   

Principal repayments

     (1,270     (1,361
  

 

 

   

 

 

 

Balance at end of period

   $ 5,557      $ 6,343   
  

 

 

   

 

 

 
Estimated Fair Values of Financial Instruments

The estimated fair values of certain of our financial instruments are as follows:

 

     December 31, 2013     December 31, 2012  
     Carrying
Amount
    Fair Value     Carrying
Amount
    Fair Value  
     (In thousands)  

Balance Sheet Instruments

        

Cash and cash equivalents

   $ 118,702      $ 118,702      $ 640,147      $ 640,147   

Restricted cash and cash equivalents

   $ 23,652      $ 23,652      $ 18,116      $ 18,116   

Investments

   $ 13,511      $ 13,511      $ 45,992      $ 45,992   

Debt

   $ (88,562   $ (90,005   $ (102,708   $ (106,324

Derivative contracts

   $ (28,767   $ (28,767   $ 21,434      $ 21,434