SEGMENTS - Schedule of Operating Segments Evaluated on Income from Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	$ 230,834	$ 323,657	$ 497,135	$ 601,326
Income (loss) from operations:	18,497	100,451	60,840	164,404
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	228,067	320,084	491,361	594,475
Income (loss) from operations:	27,208	107,053	77,821	178,790
Operating Segments | Owned hotels
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	226,170	317,684	487,402	590,033
Income (loss) from operations:	25,311	104,653	73,862	174,348
Operating Segments | Franchise and management
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	1,897	2,400	3,959	4,442
Income (loss) from operations:	1,897	2,400	3,959	4,442
Intellectual property fees	700	1,000	1,500	1,800
Corporate and Other
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	18,636	19,704	38,628	39,218
Income (loss) from operations:	(8,073)	(6,132)	(15,926)	(13,364)
Intersegment Eliminations
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	(19,314)	(20,657)	(40,089)	(40,988)
Other revenues from franchised and managed properties
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Total revenues	3,445	4,526	7,235	8,621
Income (loss) from operations:	$ (638)	$ (470)	$ (1,055)	$ (1,022)