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Financial Instruments and Fair Value Measurements (Details Textual) |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Apr. 22, 2016 USD ($) | Jan. 29, 2016 USD ($) payment | Jul. 31, 2015 USD ($) | Jul. 31, 2015 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2016 USD ($) payment | Dec. 31, 2015 USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Gain on sale of land held for sale |  |  |  |  |  | $ 4,525,000 |
Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Finite-lived Gaming Licenses [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  |  |  |  | 15 years |
Land [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Tangible Asset Impairment Charges |  |  |  |  |  | $ 0 | $ 0
Jamul Land [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Proceeds from sale of land held for sale |  |  |  |  | $ 5,500,000 |  |
Jamul Land [Member] | (Gain) Loss on Disposal of Property and Equipment [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Gain on sale of land held for sale |  |  |  |  | 4,500,000 |  |
Initial Montana Acquisition [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Business Combination, Contingent Consideration Maximum |  | $ 2,000,000 |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Number of Periodic Payment | payment |  | 4 |  |  |  | 4 |
Property and equipment |  | $ 2,400,000 |  |  |  |  |
Intangible assets |  | $ 14,200,000 |  |  |  |  |
Initial Montana Acquisition [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  | 4 years |  |  |  |  |
Initial Montana Acquisition [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  | 15 years |  |  |  |  |
Initial Montana Acquisition [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  | 5 years |  |  |  |  |
Initial Montana Acquisition [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment |  | $ 2,400,000 |  |  |  |  |
Intangible assets |  | 14,200,000 |  |  |  |  |
Initial Montana Acquisition [Member] | Other Accrued Expenses and Other Long-Term Obligations [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability |  |  |  |  | 2,000,000 | $ 2,000,000 |
Sartini Gaming [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment |  |  | $ 83,173,000 | $ 83,173,000 |  |  |
Intangible assets |  |  | 80,460,000 | 80,460,000 |  |  |
Sartini Gaming [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  |  |  |  | 10 years |
Sartini Gaming [Member] | Player relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | 7,300,000 | 7,300,000 |  |  |
Sartini Gaming [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 59,200,000 | 59,200,000 |  |  |
Sartini Gaming [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  |  |  |  | 2 years |
Sartini Gaming [Member] | Computer Software, Intangible Asset [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  |  |  |  | 10 years |
Sartini Gaming [Member] | Minimum [Member] | Player relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 8 years |  |  |  |
Sartini Gaming [Member] | Minimum [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 13 years |  |  | 13 years |
Sartini Gaming [Member] | Maximum [Member] | Player relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 14 years |  |  |  |
Sartini Gaming [Member] | Maximum [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 16 years |  |  | 16 years |
Sartini Gaming [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 12,200,000 | 12,200,000 |  |  |
Sartini Gaming [Member] | Gaming licenses [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | 960,000 | 960,000 |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | 80,500,000 | 80,500,000 |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Player relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 7,300,000 | 7,300,000 |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Player relationships [Member] | Distributed Gaming [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 8 years |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 59,200,000 | $ 59,200,000 |  |  |
Fair Value Inputs, Discount Rate |  |  |  | 11.00% |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 300,000 | $ 300,000 |  |  |
Fair Value Inputs, Discount Rate |  |  | 9.80% |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 2 years |  |  |  |
Fair Value Input, Probability Factor |  |  | 10.00% |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Computer Software, Intangible Asset [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 500,000 | $ 500,000 |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 15 years |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Minimum [Member] | Player relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  |  | 12.00% |  |  |  |
Annual Attrition Rate |  |  | 10.00% |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Minimum [Member] | Player relationships [Member] | Casinos [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 12 years |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Minimum [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  |  | 13 years |  |  |
Annual Attrition Rate |  |  |  | 5.00% |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Maximum [Member] | Player relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  |  | 14.00% |  |  |  |
Annual Attrition Rate |  |  | 20.00% |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Maximum [Member] | Player relationships [Member] | Casinos [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  | 14 years |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Maximum [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  |  |  | 16 years |  |  |
Annual Attrition Rate |  |  |  | 12.50% |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  | $ 12,200,000 | $ 12,200,000 |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Trade Names [Member] | Minimum [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Royalty Rate |  |  | 1.00% |  |  |  |
Fair Value Inputs, Discount Rate |  |  | 11.00% |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Trade Names [Member] | Maximum [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Royalty Rate |  |  | 2.50% |  |  |  |
Fair Value Inputs, Discount Rate |  |  | 12.00% |  |  |  |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Gaming licenses [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 900,000 | $ 900,000 |
Sartini Gaming [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Gaming licenses [Member] | Maximum [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 100,000 | 100,000 |
Sartini Gaming [Member] | Land, Land Improvements and Building and Improvements [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment |  |  | $ 37,800,000 | 37,800,000 |  |  |
Sartini Gaming [Member] | Leasehold Improvements, Furniture, Fixtures and Equipment and Construction in Process [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment |  |  | 45,400,000 | 45,400,000 |  |  |
Sartini Gaming [Member] | Land [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment |  |  | $ 12,470,000 | $ 12,470,000 |  |  |
Second Montana Acquisition [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment | $ 7,800,000 |  |  |  |  |  |
Intangible assets | $ 11,100,000 |  |  |  |  |  |
Second Montana Acquisition [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) | 4 years |  |  |  |  |  |
Second Montana Acquisition [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) | 15 years |  |  |  |  |  |
Second Montana Acquisition [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) | 5 years |  |  |  |  |  |
Second Montana Acquisition [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Property and equipment | $ 7,800,000 |  |  |  |  |  |
Intangible assets | $ 11,100,000 |  |  |  |  |  |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  |  |  | 700,000 | $ 700,000 |
Royalty Rate |  |  |  |  |  | 1.00% |
Intangible Assets, Remaining Useful Life (Years) |  |  |  |  |  | 4 years |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  |  |  |  | $ 18,900,000 | $ 18,900,000 |
Intangible Assets, Remaining Useful Life (Years) |  |  |  |  |  | 15 years |
Annual Attrition Rate |  |  |  |  |  | 5.00% |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Intangible assets |  | $ 5,700,000 |  |  |  |  |
Intangible Assets, Remaining Useful Life (Years) |  | 5 years |  |  |  |  |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Minimum [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  |  |  |  |  | 12.00% |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Minimum [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  |  |  |  |  | 12.00% |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Minimum [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  | 12.00% |  |  |  |  |
Fair Value Input, Probability Factor |  | 43.80% |  |  |  |  |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Maximum [Member] | Trade Names [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  |  |  |  |  | 16.00% |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Maximum [Member] | Customer Relationships [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  |  |  |  |  | 14.00% |
Montana Acquisitions [Member] | Fair Value, Inputs, Level 3 [Member] | Non-recurring Basis [Member] | Maximum [Member] | Noncompete Agreements [Member] |  |  |  |  |  |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |  |  |  |  |  |
Fair Value Inputs, Discount Rate |  | 16.00% |  |  |  |  |
Fair Value Input, Probability Factor |  | 50.00% |  |  |  |  |

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- Definition Amount of liability recognized arising from contingent consideration in a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 + Details
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