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Condensed Consolidated Financial Statements (Tables)
 9 Months Ended
Sep. 30, 2013
Accounting Policies [Abstract]  
Revenues in Consolidated Statements of Operations from Arrangements for which Vendor-Specific Objective Evidence of Fair Value Does Not Exist for Each Undelivered Element

This allocation methodology has been applied to the following amounts included in revenues in the consolidated statements of income from arrangements for which VSOE of fair value does not exist for each undelivered element (in thousands):

 

     Three Months Ended
September 30,		      Nine Months ended
September 30,		  
     2013      2012      2013      2012  

Software license fees

    $ 5,653       $ 9,599       $ 17,013       $ 31,057   

Maintenance fees

      2,325         3,312         7,093         11,581   

Services

      —           118         3         750   
  

 

 

     

 

 

     

 

 

     

 

 

  

Total

    $ 7,978       $ 13,029       $ 24,109       $ 43,388