Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Accounting Policies [Abstract]
Complimentary food and beverage revenues	$ 4,183	$ 3,178	$ 14,469	$ 6,412
Complimentary room revenues	$ 1,283	$ 1,378	$ 3,948	$ 2,328