Description of the Business and Summary of Significant Accounting Policies - Revenues Disaggregated by Major Source (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Disaggregation of Revenue [Line Items]
Total revenues	$ 446,285	$ 379,787	$ 407,719	$ 370,775	$ 360,565	$ 292,249	$ 333,934	$ 288,370	$ 1,604,566	$ 1,275,118	$ 1,184,719
Rooms [Member]
Disaggregation of Revenue [Line Items]
Total revenues									557,562	454,370	431,768
Hotel Group Rooms [Member]
Disaggregation of Revenue [Line Items]
Total revenues									387,741	312,364	294,411
Hotel Transient Rooms [Member]
Disaggregation of Revenue [Line Items]
Total revenues									169,821	142,006	137,357
Food and Beverage [Member]
Disaggregation of Revenue [Line Items]
Total revenues									660,770	519,843	483,945
Hotel Food And Beverage Banquets [Member]
Disaggregation of Revenue [Line Items]
Total revenues									453,612	360,181	329,655
Hotel Food And Beverage Outlets [Member]
Disaggregation of Revenue [Line Items]
Total revenues									207,158	159,662	154,290
Hotel, Other [Member]
Disaggregation of Revenue [Line Items]
Total revenues									203,114	153,690	143,947
Entertainment [Member]
Disaggregation of Revenue [Line Items]
Total revenues									183,120	147,215	125,059
Entertainment Admissions And Ticketing [Member]
Disaggregation of Revenue [Line Items]
Total revenues									81,434	69,291	63,586
Entertainment Food And Beverage [Member]
Disaggregation of Revenue [Line Items]
Total revenues									63,815	45,961	31,901
Entertainment Retail And Other [Member]
Disaggregation of Revenue [Line Items]
Total revenues									$ 37,871	$ 31,963	$ 29,572