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Summary of Significant Accounting Policies (Details Textual) - USD ($) | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Accounting Policies [Line Items] |  |  |
Property and equipment and other long-lived assets, impairment charges | $ 0 | $ 0 | $ 400,000
Impairment charges | 0 |  |
Gaming Tax and Licenses Expense | 41,500,000 | 35,700,000 | 24,200,000
General and Administrative Expense [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Advertising Expense | $ 3,300,000 | $ 2,600,000 | $ 3,400,000
acePLAY Rewards Program [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Expiration period of participant points after no activity | 13 months |  |
Food and Beverage [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Minor reclassification | $ (2,700,000) |  |
Gaming Expense [Member] |  |  |
Accounting Policies [Line Items] |  |  |
Minor reclassification | $ 2,700,000 |  |

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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13777-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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