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Acquisitions And New Ventures Acquisitions And New Ventures (Details) (USD $) | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended |  | 3 Months Ended |  |
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 Oxford Acquisition [Member] | Sep. 30, 2014 Oxford Acquisition [Member] | Jul. 17, 2013 Oxford Acquisition [Member] sqft SlotMachines Tables | Sep. 30, 2014 New York Joint Venture [Member] terminal | May 13, 2014 New York Joint Venture [Member] | Sep. 30, 2014 New York Joint Venture [Member] Notes Payable, Other Payables [Member]
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage |  |  |  |  |  |  |  |  | 50.00% |
Equity Method Investments, Facility Cost |  |  |  |  |  |  |  | $ 330,000,000 |  |
Equity Method Investments |  |  |  |  |  |  |  |  |  | 50,000,000
Income (Loss) from Equity Method Investments | 1,057,000 | (887,000) | 5,853,000 | (1,682,000) |  |  |  | (800,000) |  |
Payments to Acquire Interest in Joint Venture |  |  | 9,375,000 | 27,000,000 |  |  |  | 2,900,000 |  |
Anticipated Payments to Acquire Interest in Joint Venture |  |  |  |  |  |  |  | 1,000,000 |  |
Future Business Acquisition, Cost Of Acquired Entity, Purchase Price |  |  |  |  |  |  | 168,600,000 |  |  |
Square footage of Casino |  |  |  |  |  |  | 25,000 |  |  |
Revenues | 0 | 0 | 0 | 0 | 21,900,000 | 58,800,000 |  |  |  |
Number Slot Machines |  |  |  |  |  |  | 800 | 1,500 |  |
Number of Hotel rooms |  |  |  |  |  |  |  | 100 |  |
Number of Tables Games |  |  |  |  |  |  | 22 | 56 |  |
Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest | $ 4,377,000 | $ 12,403,000 | $ 95,339,000 | $ 95,165,000 | $ 5,000,000 | $ 11,500,000 |  |  |  |

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