|
Related Party Transactions (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
|
|
William S. Boyd and His Immediate Family
|
|||
| Related Party Transaction [Line Items] | |||
| Ownership percentage | 37.00% | ||
|
Borgata
|
|||
| Related Party Transaction [Line Items] | |||
| Related party payables | $ 0.5 | $ 0.3 | |
| Ground leases property taxes | 15.6 | 14.0 | 12.9 |
|
Borgata | Selling, general and administrative
|
|||
| Related Party Transaction [Line Items] | |||
| Related party expenditures | 10.9 | 10.0 | 9.1 |
| Ground leases rent expense | 5.8 | 5.1 | 5.4 |
|
Borgata | MGM
|
|||
| Related Party Transaction [Line Items] | |||
| Land subject to ground leases | 19.6 | ||
| Ground leases rent expense | 0.1 | 0.1 | 0.2 |
| Ground leases property taxes | $ 2.8 | $ 2.5 | $ 9.9 |