Revenue From Contracts With Customers - Disaggregation by Length of Guest Stay (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Disaggregation of Revenue [Line Items]
Total room revenues	$ 351,076	$ 350,866	$ 985,344	$ 980,220
Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	340,917	$ 345,089	958,075	$ 963,505
Other Hotel Revenues
Disaggregation of Revenue [Line Items]
Total room revenues	5,900		16,700
1-6 nights | Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	125,285		356,709
7-29 nights | Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	74,331		202,997
30 nights | Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	$ 141,301		$ 398,369