Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Accounting Policies [Abstract]
Complimentary food and beverage revenues	$ 10,837	$ 1,000
Complimentary room revenues	$ 3,455	$ 0