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Note 1 - Summary of Significant Accounting Policies (Details Textual) $ in Thousands |  | 3 Months Ended
--- | --- | ---
Mar. 16, 2020 USD ($) | Mar. 31, 2020 USD ($) | Mar. 31, 2019 USD ($)
Number of Gaming Entertainment Properties |  | 29 |
Proceeds from Lines of Credit, Total |  | $ 965,100 | $ 434,829
Asset Impairment Charges, Total |  | 171,100 | 0
Taxes, Other |  | 110,000 | $ 135,700
COVID-19 Pandemic [Member] |  |  |
Asset Impairment Charges, Total |  | $ 171,100 |
Line of Credit [Member] | Swing Loan [Member] |  |  |
Proceeds from Issuance of Long-term Debt, Total | $ 10,000 |  |
Line of Credit [Member] | Revolving Credit Facility [Member] |  |  |
Proceeds from Lines of Credit, Total | $ 660,000 |  |

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