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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 3) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Promotional Allowances      
Estimated departmental costs of providing promotional allowances $ 40,688,498 $ 29,133,016 $ 28,438,255
Advertising Costs      
Advertising expense 4,675,771 4,083,700 3,883,958
Food and beverage
      
Promotional Allowances      
Estimated departmental costs of providing promotional allowances 20,464,456 16,244,303 15,878,288
Hotel
      
Promotional Allowances      
Estimated departmental costs of providing promotional allowances 2,850,105 2,328,566 2,276,414
Other
      
Promotional Allowances      
Estimated departmental costs of providing promotional allowances $ 1,856,992 $ 1,696,485 $ 1,505,020