Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Accounting Policies [Abstract]
Complimentary food and beverage revenues	$ 3,178	$ 212	$ 6,350	$ 487
Complimentary room revenues	$ 1,378	$ 0	$ 2,328	$ 0