v2.4.0.6
Property and Equipment, Net (Details) (USD $)
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 5,792,930,000   $ 5,750,218,000
Less accumulated depreciation 2,180,422,000   2,125,230,000
Property and equipment, net 3,612,508,000   3,624,988,000
Depreciation expense 58,200,000 48,900,000  
Land
      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 377,748,000   377,748,000
Building and Improvements
      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 3,830,279,000   3,827,980,000
Furniture and Equipment
      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 1,314,007,000   1,306,150,000
Riverboats and Barges
      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 188,760,000   187,620,000
Construction in Progress
      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 59,123,000   27,707,000
Other
      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 23,013,000   $ 23,013,000