REVENUE FROM CONTRACTS WITH CUSTOMERS - Disaggregation by Length of Guest Stay (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Disaggregation of Revenue [Line Items]
Total room revenues	$ 323,657	$ 336,501	$ 601,326	$ 634,268
Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	311,614	326,948	578,660	617,158
Other Hotel Revenues
Disaggregation of Revenue [Line Items]
Total room revenues	6,100	5,500	11,400	10,800
1-6 nights | Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	121,052	126,394	222,476	231,424
7-29 nights | Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	63,867	67,902	118,967	128,666
30 nights | Room revenues
Disaggregation of Revenue [Line Items]
Total room revenues	$ 126,695	$ 132,652	$ 237,217	$ 257,068