Summary of Significant Accounting Policies - Schedule of Cost of Complimentary Services (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Schedule of Cost of Complimentary Services [Line Items]
Costs and Expenses	$ 95,913	$ 54,037	$ 40,188
Food and Beverage
Schedule of Cost of Complimentary Services [Line Items]
Costs and Expenses	73,823	39,288	31,220
Hotel
Schedule of Cost of Complimentary Services [Line Items]
Costs and Expenses	15,795	10,077	6,638
Others
Schedule of Cost of Complimentary Services [Line Items]
Costs and Expenses	$ 6,295	$ 4,672	$ 2,330