v2.4.0.6
Long-Term Debt (Schedule of Boyd Bank Credit Facility) (Details) (Bank Credit Facility, Parent, USD $)
Dec. 31, 2012
Dec. 31, 2011
Line of Credit Facility [Line Items]    
Amount outstanding $ 1,466,635,000 $ 1,621,715,000
Extended Revolving Facility
   
Line of Credit Facility [Line Items]    
Amount outstanding 660,000,000 807,000,000
Initial Term Loan
   
Line of Credit Facility [Line Items]    
Amount outstanding 450,000,000 475,000,000
Incremental Term Loan
   
Line of Credit Facility [Line Items]    
Amount outstanding 332,500,000 338,965,000
Swing Loan
   
Line of Credit Facility [Line Items]    
Amount outstanding $ 24,135,000 $ 750,000