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Property and Equipment, Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 4,783,654		$ 4,783,654		$ 4,736,920
Less accumulated depreciation	2,216,057		2,216,057		2,131,751
Property and equipment, net	2,567,597		2,567,597		2,605,169
Depreciation expense	47,771	$ 44,266	97,165	$ 87,821
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	295,072		295,072		251,316
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,901,809		2,901,809		2,915,664
Furniture and equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,291,605		1,291,605		1,243,724
Riverboats and barges
Property, Plant and Equipment [Line Items]
Property and equipment, gross	239,302		239,302		239,264
Construction in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	55,140		55,140		86,226
Other
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 726		$ 726		$ 726

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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