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FAIR VALUE MEASUREMENT (Tables)
 12 Months Ended
Dec. 31, 2011
FAIR VALUE MEASUREMENT  
Schedule of nonqualified deferred compensation plan assets using the fair value hierarchy

The following table presents our nonqualified deferred compensation plan assets using the fair value hierarchy as of December 31, 2011.

 
   Total
   Level 1
   Level 2
   Level 3
  
   

Cash and cash equivalents

   $ 37   $ 37   $ —   $ —  

Available for sale securities

     287     287     —     —  
       

Total

   $ 324   $ 324   $ —   $ —  
   

The following table presents our nonqualified deferred compensation plan assets using the fair value hierarchy at December 31, 2010.

 
   Total
   Level 1
   Level 2
   Level 3
  
   

Cash and cash equivalents

   $ 540   $ 540   $ —   $ —  

Available for sale securities

     181     181     —     —  
       

Total

   $ 721   $ 721   $ —   $ —