Property and Equipment (Details) - USD ($) $ in Millions	Jun. 30, 2018	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 18,349	$ 18,287
Less: accumulated depreciation	(2,505)	(2,133)
Total property and equipment, net	15,844	16,154	[1]
Land and land improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	4,850	4,930
Buildings, riverboats and leasehold improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	11,939	11,751
Furniture, fixtures, and equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	1,397	1,277
Construction in progress
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 163	$ 329

[1] The conditions that were considered prohibited forms of continuing involvement related to our sale of the Golf Course Properties (see Note 7) are no longer considered continuing involvement under the new revenue recognition standard. As of result of adopting the new standard on a full retrospective basis, we are now reflecting this transaction as a completed sale in the period in which it occurred.