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Business Acquisition (Tables)
12 Months Ended
Dec. 31, 2011
Business Acquisition [Abstract]  
Estimated Fair Values Of Assets Acquired And Liabilities Assumed
     (Dollars in thousands)  

Current assets:

  

Receivables

   $ 1,176   

Other current assets

     247   

Non-current assets:

  

Property and equipment

     147   

Goodwill

     8,853   
  

 

 

 

Total assets acquired

     10,423   
  

 

 

 

Deferred tuition revenue

     572   
  

 

 

 

Total liabilities assumed

     572   
  

 

 

 

Net assets acquired

   $ 9,851