Property and Equipment (Details) - USD ($)		3 Months Ended
	Feb. 08, 2018	Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Property and equipment, gross		$ 672,830,000		$ 42,758,000
Less: Accumulated depreciation		(20,550,000)		(15,895,000)
Property and equipment, net		652,280,000		26,863,000
Project Development Costs Incurred Transferred to Property and Equipment	$ 630,000,000	630,100,000
Capitalized project development costs		6,100,000		566,800,000
Depreciation		4,656,000	$ 336,000
Land [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross		770,000		770,000
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross		1,759,000		1,759,000
Building [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross		564,097,000		4,727,000
Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross		75,390,000		29,874,000
Furniture, fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross		30,698,000		5,551,000
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross		$ 116,000		$ 77,000