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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The net amount, measured at acquisition-date fair value, of all the assets acquired and liabilities assumed that arise from contingencies and were recognized by the entity.

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Amount of assets acquired at the acquisition date.

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- Definition

Amount of facility held for productive use including, but not limited to, office, production, storage and distribution facilities, acquired at the acquisition date.

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment, acquired at the acquisition date.

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Amount of assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date.

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Amount of real estate acquired, at the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Acquisitions and Divestitures Asset Acquisition - Aliante (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Sep. 27, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Goodwill, net	$ 826,476	$ 1,062,102	$ 888,224	$ 826,476		$ 685,310
Project development, preopening and writedowns		45,698	14,454	$ 22,107
Aliante Gaming, LLC [Member]
Business Acquisition [Line Items]
Business Combination, Assets and Liabilities Arising from Contingencies, Amount Recognized, Net					$ 372,300
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net					399,100
Aliante Casino Hotel and Spa [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land					16,680
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets					31,886
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets					18,148
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment					225,549
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities					6,761
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net					268,822
Goodwill, net		173,900	61,700		130,324
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets					275,583
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities					6,208
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities					553
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net					399,146
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Buildings					200,770
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Equipment					$ 8,099
Project development, preopening and writedowns	$ 2,200	$ 800	$ 1,000