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Acquisitions and Divestitures Investment in and Divestiture of Business (Details) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2019 USD ($) property | Mar. 31, 2018 USD ($) $ / shares | Dec. 31, 2018 USD ($) | Oct. 15, 2018 USD ($) | Sep. 17, 2018 USD ($) | Jun. 01, 2018 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Revenues | $ 827,288 | $ 606,118 |  |  |  |
Business Acquisition, Pro Forma Revenue |  | 815,834 |  |  |  |
Number of Lattner Gaming Units | property | 1,000 |  |  |  |  |
Number of Lattner Locations | property | 220 |  |  |  |  |
Gross Revenues | $ 827,288 | 606,118 |  |  |  |
Goodwill, net | 1,088,500 |  | $ 1,062,102 |  |  |
Depreciation and amortization | 67,253 | 51,276 |  |  |  |
Net income | 45,451 | 41,399 |  |  |  |
Project development, preopening and writedowns | 4,031 | 3,440 |  |  |  |
Business Acquisition, Pro Forma Net Income (Loss) |  | $ 44,845 |  |  |  |
Business Acquisition, Pro Forma Earnings Per Share, Basic | $ / shares |  | $ 0.39 |  |  |  |
Business Acquisition, Pro Forma Earnings Per Share, Diluted | $ / shares |  | $ 0.39 |  |  |  |
Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Revenues | 160,558 |  |  |  |  |
Business Combination, Assets and Liabilities Arising from Contingencies, Amount Recognized, Net |  |  |  | $ 568,300 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land |  |  |  | 7,350 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  | 64,604 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  | 166,600 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  | 629,876 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  | 54,585 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities |  |  |  | 57,832 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  | 112,417 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  | 517,459 |  |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  | 607,299 |  |
Goodwill, net |  |  |  | 89,840 |  |
Net income | 12,656 |  |  |  |  |
Project development, preopening and writedowns | 1,000 | $ 500 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  | (28) |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  | 398,700 |  |
Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Revenues | 41,191 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  |  | $ 29,909 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  | 56,500 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  |  | 226,194 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  |  | 12,968 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities |  |  |  |  | 606 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  |  | 13,574 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  |  | 212,620 |
Business Combination, Net Purchase Price |  |  |  |  | 266,600 |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  |  | 291,364 |
Goodwill, net |  |  |  |  | 78,744 |
Net income | 6,828 |  |  |  |  |
Project development, preopening and writedowns | 300 | $ 400 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  |  | 3,185 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  | 136,600 |
Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  |  |  | $ 10,638
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  |  | 9,307
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  |  |  | 79,908
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  |  |  | 1,062
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  |  |  | 1,062
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  |  |  | 78,846
Business Combination, Net Purchase Price |  |  |  |  |  | 100,000
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  |  |  | 110,538
Goodwill, net |  |  |  |  |  | 31,692
Project development, preopening and writedowns | $ 200 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  |  |  | 1,963
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | 58,000
Project development, preopening and writedown |  | no |  |  |  |
Land | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land |  |  |  |  | 15,200 |
Buildings and improvements | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  | 89,150 |  |
Buildings and improvements | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  | 32,900 |
Buildings and improvements | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  |  | 66
Furniture and equipment | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  | 65,200 |  |
Furniture and equipment | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  | 7,971 |
Furniture and equipment | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  |  | 9,241
Construction in progress | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, CIP |  |  |  | 4,900 |  |
Construction in progress | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, CIP |  |  |  |  | 429 |
As Previously Reported [Member] | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  | 64,604 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  | 167,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  | 646,976 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  | 54,585 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities |  |  |  | 57,832 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  | 112,417 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  | 534,559 |  |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  | 607,299 |  |
Goodwill, net |  |  |  | 72,740 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  | (28) |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  | 415,400 |  |
As Previously Reported [Member] | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  |  | 29,909 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  | 56,500 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  |  | 235,492 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  |  | 12,968 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities |  |  |  |  | 606 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  |  | 13,574 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  |  | 221,918 |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  |  | 291,364 |
Goodwill, net |  |  |  |  | 69,446 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  |  | 483 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  | 148,600 |
As Previously Reported [Member] | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  |  |  | 10,638
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  |  | 9,307
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  |  |  | 79,908
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  |  |  | 1,062
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  |  |  | 1,062
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  |  |  | 78,846
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  |  |  | 110,538
Goodwill, net |  |  |  |  |  | 31,692
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  |  |  | 1,963
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | 58,000
Adjustments [Member] | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  | (400) |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  | (17,100) |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities |  |  |  | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  | (17,100) |  |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  | 0 |  |
Goodwill, net |  |  |  | 17,100 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  | 0 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  | (16,700) |  |
Adjustments [Member] | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  |  | 0 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  | 0 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  |  | (9,298) |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  |  | 0 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities |  |  |  |  | 0 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  |  | 0 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  |  | (9,298) |
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  |  | 0 |
Goodwill, net |  |  |  |  | 9,298 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  |  | 2,702 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  | (12,000) |
Adjustments [Member] | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net |  |  |  |  |  | 0
Goodwill, net |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Assets |  |  |  |  |  | 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | 0
Customer Relationships [Member] | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 4 years |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  | 41,200 |  |
Customer Relationships [Member] | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 5 years |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  | 16,100 |
Host Relationships [Domain] | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 15 years |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | $ 58,000
Trademarks | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  | 43,000 |  |
Trademarks | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  | 12,500 |
Gaming License Rights | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  | $ 314,500 |  |
Gaming License Rights | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  | $ 108,000 |
As Previously Reported [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Pro Forma Revenue |  | $ 606,118 |  |  |  |
Business Acquisition, Pro Forma Net Income (Loss) |  | $ 41,399 |  |  |  |
Business Acquisition, Pro Forma Earnings Per Share, Basic | $ / shares |  | $ 0.36 |  |  |  |
Business Acquisition, Pro Forma Earnings Per Share, Diluted | $ / shares |  | $ 0.36 |  |  |  |
Adjustments [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Pro Forma Revenue |  | $ 209,716 |  |  |  |
Business Acquisition, Pro Forma Net Income (Loss) |  | $ 3,446 |  |  |  |
Minimum [Member] | Buildings and improvements | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 15 years |  |  |
Minimum [Member] | Buildings and improvements | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 15 years |  |  |
Minimum [Member] | Buildings and improvements | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 15 years |  |  |
Minimum [Member] | Furniture and Equipment [Member] | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 2 years |  |  |
Minimum [Member] | Furniture and Equipment [Member] | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 2 years |  |  |
Minimum [Member] | Furniture and Equipment [Member] | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 3 years |  |  |
Maximum [Member] | Buildings and improvements | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 40 years |  |  |
Maximum [Member] | Buildings and improvements | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 40 years |  |  |
Maximum [Member] | Buildings and improvements | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 45 years |  |  |
Maximum [Member] | Furniture and Equipment [Member] | Penn National Gaming, Inc. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 10 years |  |  |
Maximum [Member] | Furniture and Equipment [Member] | Valley Forge Convention Center Partners, L.P. [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 6 years |  |  |
Maximum [Member] | Furniture and Equipment [Member] | Lattner Entertainment Group Illinois, LLC [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life |  |  | 7 years |  |  |

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