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Subsequent Event (Details) (USD $) In Millions, unless otherwise specified | Jul. 22, 2013 | Jul. 18, 2013 | Jul. 10, 2013 | Jun. 30, 2013 | Jul. 17, 2013 Oxford Acquisition [Member] sqft SlotMachines Tables | Jul. 18, 2013 Other Income [Member] | Jul. 18, 2013 Purses [Member]
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Subsequent Event [Line Items] |  |  |  |  |  |  |
Future Business Acquisition, Cost Of Acquired Entity, Purchase Price |  |  |  |  | $ 160.0 |  |
Square footage of Casino |  |  |  |  | 25,000 |  |
Number Slot Machines |  |  |  |  | 790 |  |
Number of tables games |  |  |  |  | 22 |  |
HRE Trust Fund Proceeds |  |  |  | 15.00% |  |  |
Gross Proceeds from HRE Trust | $ 0.7 | $ 7.2 | $ 23.0 |  |  | $ 3.6 | $ 3.6

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