v2.4.0.6
Segment Information (Reconciliation of Capital Expenditures) (Details) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures $ 108,643 $ 84,563 $ 48,783
Change in Accrued Property Additions 17,331 2,661 27,175
Cash-Based Capital Expenditures 125,974 87,224 75,958
Las Vegas Locals
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 23,349 15,782 11,863
Downtown Las Vegas
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 7,248 4,420 3,356
Midwest and South
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 60,572 19,770 18,632
Peninsula Gaming
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 7,606 0 0
Atlantic City
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 34,742 32,626 12,637
Reportable Segment
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 133,517 72,598 46,488
Corporate
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures 706 106 (1,797)
Other
      
Segment Reporting, Other Significant Reconciling Item [Line Items]      
Capital Expenditures $ (25,580) $ 11,859 $ 4,092