v2.4.0.6
Segment Information (Reconciliation of Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets $ 6,154,985 $ 6,332,193
Reportable Segment
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 5,708,369 5,709,586
Las Vegas Locals
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 1,221,301 1,215,494
Downtown Las Vegas
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 131,776 133,689
Midwest and South
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 1,355,925 1,367,063
Peninsula Gaming
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 1,586,807 1,604,778
Atlantic City
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 1,412,560 1,388,562
Corporate
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets 408,346 395,436
Other
    
Segment Reporting, Asset Reconciling Item [Line Items]    
Total assets $ 38,270 $ 227,171