Merger and Acquisitions (Details Textual) | Apr. 22, 2016USD ($)Device | Jan. 29, 2016USD ($)Devicepayment$ / sharesshares | Jul. 31, 2015USD ($)$ / sharesshares | Sep. 30, 2016USD ($) | Dec. 31, 2015USD ($)shares | Sep. 30, 2015USD ($) | Sep. 30, 2016USD ($)payment | Sep. 30, 2015USD ($) | Jul. 31, 2016USD ($) |
Business Acquisition [Line Items] | | | | | | | | | | |
Goodwill | | | | | $ 105,655,000 | $ 96,288,000 | | $ 105,655,000 | | |
Business Acquisition, Goodwill Amount, Expected to be Deductible for Tax | | | | | 0 | | | 0 | | |
Assets | | | | | 408,328,000 | $ 378,784,000 | | 408,328,000 | | |
Payments for Warrant Repurchase | | | | | | | | | $ 3,435,000 | |
Income tax benefit (provision) | | | | | (91,000) | | $ 12,874,000 | $ (761,000) | 12,702,000 | |
Initial Montana Acquisition [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Number of gaming devices acquired | Device | | | 1,100 | | | | | | | |
Business Acquisition, Purchase Consideration | | | $ 20,100,000 | | | | | | | |
Business Acquisition, Value of Shares Issued | | | $ 500,000 | | | | | | | |
Business Acquisition, Value of Shares | shares | | | 50,252 | | | | | | | |
Shares Issued, Price Per Share | $ / shares | | | $ 9.95 | | | | | | | |
Business Combination, Contingent Consideration Maximum | | | $ 2,000,000 | | | | | | | |
Business Combination, Contingent Consideration Arrangements, Number of Periodic Payment | payment | | | 4 | | | | | 4 | | |
Business Combination Contingent Consideration Arrangements Quarterly Payments, Start date | | | | | | | | 2017-09 | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash | | | $ 1,700,000 | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property and Equipment | | | 2,400,000 | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets | | | 14,200,000 | | | | | | | |
Goodwill | | | 1,900,000 | | | | | | | |
Initial Montana Acquisition [Member] | Customer Relationships [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Preliminary Amount Assigned to Intangible Assets | | | $ 9,800,000 | | | | | | | |
Economic Life of Intangible Assets | | | 15 years | | | | | | | |
Initial Montana Acquisition [Member] | Noncompete Agreements [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Preliminary Amount Assigned to Intangible Assets | | | $ 3,900,000 | | | | | | | |
Economic Life of Intangible Assets | | | 5 years | | | | | | | |
Initial Montana Acquisition [Member] | Trade Names [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Preliminary Amount Assigned to Intangible Assets | | | $ 500,000 | | | | | | | |
Economic Life of Intangible Assets | | | 4 years | | | | | | | |
Second Montana Acquisition [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Number of gaming devices acquired | Device | | 1,800 | | | | | | | | |
Business Acquisition, Purchase Consideration | | $ 25,700,000 | | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash | | 300,000 | | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property and Equipment | | 7,800,000 | | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets | | 11,100,000 | | | | | | | | |
Goodwill | | 6,300,000 | | | | | | | | |
Second Montana Acquisition [Member] | Maximum [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Prepaid Gaming License Fees | | 100,000 | | | | | | | | |
Second Montana Acquisition [Member] | Customer Relationships [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Preliminary Amount Assigned to Intangible Assets | | $ 9,100,000 | | | | | | | | |
Economic Life of Intangible Assets | | 15 years | | | | | | | | |
Second Montana Acquisition [Member] | Noncompete Agreements [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Preliminary Amount Assigned to Intangible Assets | | $ 1,800,000 | | | | | | | | |
Economic Life of Intangible Assets | | 5 years | | | | | | | | |
Second Montana Acquisition [Member] | Trade Names [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Preliminary Amount Assigned to Intangible Assets | | $ 200,000 | | | | | | | | |
Economic Life of Intangible Assets | | 4 years | | | | | | | | |
Montana Acquisitions [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Combination, Net Revenue related to the Acquiree | | | | | 15,100,000 | | | $ 32,000,000 | | |
Montana Acquisitions [Member] | Preopening Expenses [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Transaction-Related Costs | | | | | 0 | | | 200,000 | | |
Sartini Gaming [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Purchase Consideration | | | | $ 77,400,000 | | | | | | |
Business Acquisition, Value of Shares | shares | [1] | | | 8,453,565 | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash | | | | $ 25,539,000 | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property and Equipment | | | | 83,173,000 | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets | | | | 80,460,000 | | | | | | |
Goodwill | | | | $ 97,462,000 | | | | | | |
Business Combination, Net Revenue related to the Acquiree | | | | | 71,000,000 | | | 217,800,000 | | |
Transaction-Related Costs | | | | | | | $ 9,300,000 | | $ 10,600,000 | |
Business Acquisition, Purchase Price Per Share | $ / shares | | | | $ 9.15 | | | | | | |
Business Acquisition, Equity Interest, Number of Shares Released from Escrow | shares | | | | 777,274 | | 388,637 | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liability | | | | $ 14,576,000 | | | | | | $ 14,700,000 |
Equipment Disposed Prior to Merger | | | | | | | | | | 900,000 |
Net income (loss) | | | | | 4,800,000 | | | 19,300,000 | | |
Payments for Warrant Repurchase | | | | $ 3,400,000 | | | | | | |
Income tax benefit (provision) | | | | | 12,700,000 | | | 12,700,000 | | |
Sartini Gaming [Member] | Distributed Gaming [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Assets | | | | | 235,500,000 | | | 235,500,000 | | |
Sartini Gaming [Member] | Casinos [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Assets | | | | | $ 70,700,000 | | | $ 70,700,000 | | |
Sartini Gaming [Member] | Decrease to Acquired Accounts Receivable [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Increase (Decrease) in Goodwill | | | | | | | | | | 1,600,000 |
Sartini Gaming [Member] | Decrease In Player Relationships [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Increase (Decrease) in Goodwill | | | | | | | | | | 300,000 |
Sartini Gaming [Member] | Reversal of Deferred Tax Liability [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Increase (Decrease) in Goodwill | | | | | | | | | | (100,000) |
Sartini Gaming [Member] | Post-closing of Merger [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 8,453,565 | | 233,657 | | | | |
Sartini Gaming [Member] | Restatement Adjustment [Member] | Third Quarter, 2015 [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Combination, Purchase Accounting Adjustments, Reversal of Amortization Expense | | | | | | $ 200,000 | | | | |
Sartini Gaming [Member] | Pre-Merger [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 8,229,908 | | | | | | |
Sartini Gaming [Member] | Sartini Trust [Member] | At Closing of Merger [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 7,772,736 | | | | | | |
Sartini Gaming [Member] | Sartini Trust [Member] | Post-closing of Merger [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 223,657 | | | | | | |
Sartini Gaming [Member] | Holders of Warrants [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares Issued | | | | $ 4,200,000 | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 457,172 | | | | | | |
Sartini Gaming [Member] | Holders of Warrants [Member] | At Closing of Merger [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 457,172 | | | | | | |
Sartini Gaming [Member] | Holders of Warrants [Member] | Post-closing of Merger [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Acquisition, Value of Shares Issued | | | | $ 2,100,000 | | | | | | |
Business Acquisition, Value of Shares | shares | | | | 223,657 | | | | | | |
Sartini Gaming [Member] | Maximum [Member] | Increase In Accrued Taxes [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Increase (Decrease) in Goodwill | | | | | | | | | | $ 100,000 |
Sartini Gaming [Member] | Customer Relationships [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets | | | | $ 59,200,000 | | | | | | |
Sartini Gaming [Member] | Customer Relationships [Member] | Maximum [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Economic Life of Intangible Assets | | | | 16 years | | | | 16 years | | |
Sartini Gaming [Member] | Customer Relationships [Member] | Minimum [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Economic Life of Intangible Assets | | | | 13 years | | | | 13 years | | |
Sartini Gaming [Member] | Noncompete Agreements [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Economic Life of Intangible Assets | | | | | | | | 2 years | | |
Sartini Gaming [Member] | Trade Names [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Economic Life of Intangible Assets | | | | | | | | 10 years | | |
Sartini Gaming [Member] | Computer Software, Intangible Asset [Member] | | | | | | | | | | |
Business Acquisition [Line Items] | | | | | | | | | | |
Economic Life of Intangible Assets | | | | | | | | 10 years | | |
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[1] | Includes 457,172 shares of the Company’s common stock that were issued to certain former holders of warrants issued by a subsidiary of Sartini Gaming upon the closing of the Merger. | |