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Franchise Revenues (Tables)
 12 Months Ended
Dec. 31, 2013
Franchise Revenues [Abstract]  
Schedule franchise revenue
 
      Year ended December 31,  
   
2013
    
2012
  
             
Sales to franchise customers
   $ 1,281,106     $ 1,751,863  
Sales to non-franchise customers
     110,239       146,043  
                 
Total sales
   $ 1,391,345     $ 1,897,906  
                 
Change in franchise outlets:
                
Number of franchise outlets open at beginning of the year
     193       247  
Number of franchise outlets opened during the year
     27       14  
Number of franchise outlets closed during the year
     (44 )     (68 )
                 
Number of franchise outlets open at the end of the year
     176       193