Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Accounting Policies [Abstract]
Complimentary food and beverage revenues	$ 5,134	$ 2,218	$ 10,286	$ 3,234
Complimentary room revenues	$ 1,337	$ 786	$ 2,665	$ 950