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Deferred Revenue
6 Months Ended
Jun. 30, 2011
Deferred Revenue  
Deferred Revenue

8.    DEFERRED REVENUE

(in thousands)    June 30,
2011
     December 31,
2010
 

Software license

   $ 14,113       $ 7,617   

Maintenance

     55,884         43,594   

Professional services and other

     6,031         5,692   
  

 

 

    

 

 

 

Current deferred revenue

     76,028         56,903   
  

 

 

    

 

 

 

Software license

     16,820         15,833   

Maintenance and professional services

     587         1,918   
  

 

 

    

 

 

 

Long-term deferred revenue

     17,407         17,751   
  

 

 

    

 

 

 
   $       93,435       $ 74,654