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Investment In and Advances To Unconsolidated Affiliates - Miami Valley Gaming Joint Venture (Details) $ in Thousands |  | 12 Months Ended | 36 Months Ended |  |
--- | --- | --- | --- | --- | ---
Dec. 21, 2012 USD ($) | Dec. 31, 2015 USD ($) | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Dec. 31, 2015 USD ($) | Dec. 12, 2013 ft² a terminal mi | Mar. 31, 2012
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Equity Method Investment, Summarized Financial Information, Current Assets |  | $ 24,502 | $ 24,096 |  | $ 24,502 |  |
Investment Affiliate-Property Plant & Equipment |  | 119,675 | 130,868 |  | 119,675 |  |
Equity Method Investment, Summarized Financial Information, Noncurrent Assets |  | 106,660 | 105,906 |  | 106,660 |  |
Equity Method Investment, Summarized Financial Information, Assets |  | 250,837 | 260,870 |  | 250,837 |  |
Equity Method Investment, Summarized Financial Information, Current Liabilities |  | 21,620 | 16,783 |  | 21,620 |  |
Equity Method Investment-Long-term Debt, Current Maturities |  | 8,333 | 8,332 |  | 8,333 |  |
Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities |  | 20,520 | 26,584 |  | 20,520 |  |
Investment Affiliate-Other Liabilities |  | 75 | 75 |  | 75 |  |
Equity Method Investment Summarized Financial Information, Equity |  | 200,289 | 209,096 |  | 200,289 |  |
Equity Method Investment, Summarized Financial Information, Liabilities and Equity |  | 250,837 | 260,870 |  | $ 250,837 |  |
Investment Affiliate-Gaming Revenue |  | 130,327 | 126,374 | $ 6,144 |  |  |
Investment Affiliate-Non-Gaming Revenue |  | 6,568 | 6,257 | 5,479 |  |  |
Equity Method Investment, Summarized Financial Information, Revenue |  | 136,895 | 132,631 | 11,623 |  |  |
Investment Affiliate-Expenses |  | 98,688 | 97,648 | 10,926 |  |  |
Equity Method, Depreciation & Amortization |  | 12,816 | 12,299 | 935 |  |  |
Investment Affiliate-Pre-Opening Expenses |  | 0 | 54 | 7,240 |  |  |
Equity Method Investment Operating Income Loss |  | 25,391 | 22,630 | (7,478) |  |  |
Investment Affiliate-Interest |  | (4,197) | (4,829) | (397) |  |  |
Equity Method Investment, Summarized Financial Information, Net Income (Loss) |  | 21,194 | 17,801 | (7,875) |  |  |
Dividend from investment in unconsolidated affiliates |  | 15,250 | 0 | 0 |  |  |
Equity in income (losses) of unconsolidated investments |  | $ 11,180 | 6,328 | (4,142) |  |  |
Miami Valley Gaming LLC |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Equity method investment, ownership percentage |  | 50.00% |  |  | 50.00% |  | 50.00%
Equity method investments | $ 60,000 |  |  |  |  |  |
Note Payable, Term | 6 years |  |  |  |  |  |
Equity Method Investments, Contingent Payable | $ 10,000 |  |  |  |  |  |
Financial Performance Period To Determine Potential Contingent Consideration Payment | 7 years |  |  |  |  |  |
Acres | a |  |  |  |  |  | 120 |
Race track, length | mi |  |  |  |  |  | 0.625 |
Number of lottery terminals | terminal |  |  |  |  |  | 1,590 |
Square footage of Casino | ft² |  |  |  |  |  | 186,000 |
Equity Method Investment, Summarized Financial Information, Noncurrent Liabilities | $ 50,000 |  |  |  |  |  |
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate | 5.00% |  |  |  |  |  |
Repayments of Notes Payable |  |  |  |  | $ 16,700 |  |
Dividend from investment in unconsolidated affiliates |  | $ 15,000 |  |  |  |  |
Equity in income (losses) of unconsolidated investments |  | $ 10,597 | $ 8,900 | $ (3,718) |  |  |
Funded at Closing | Miami Valley Gaming LLC |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Equity method investments | $ 10,000 |  |  |  |  |  |
Notes Payable, Other Payables | Miami Valley Gaming LLC |  |  |  |  |  |  |
Investments in and Advances to Affiliates [Line Items] |  |  |  |  |  |  |
Equity method investments | $ 50,000 |  |  |  |  |  |

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