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Other Assets (Tables)
 6 Months Ended
May 31, 2012
Other Assets [Abstract]  
Other Assets
                 
    May 31,
2012		     November 30,
2011		  

Cash surrender value of insurance contracts

   $ 61,933     $ 59,718  

Debt issuance costs

     10,032       4,219  

Property and equipment, net

     7,617       7,801  

Prepaid expenses

     4,463       2,214  

Net deferred tax assets

     1,152       1,152  
   

 

 

    

 

 

  

Total

   $ 85,197     $ 75,104