Segments - Summarized Consolidated Financial Information by Segment (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Revenues	$ 214,279	$ 268,642	$ 263,437	$ 234,272	$ 222,616	$ 272,312	$ 269,555	$ 241,771	$ 980,630	$ 1,006,254	$ 1,029,974
Revenues									27,511	25,150	23,204
Adjusted EBITDA									326,872	360,378	394,042
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues									961,466	996,459	1,026,101
Adjusted EBITDA									368,860	396,342	428,888
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Revenues									124,970	124,757	126,469
Adjusted EBITDA									(41,988)	(35,964)	(34,846)
Intersegment Elimination [Member]
Segment Reporting Information [Line Items]
Revenues									(133,317)	(140,112)	(145,800)
Owned Hotels [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues									842,950	879,653	911,491
Adjusted EBITDA									250,344	279,536	314,278
Franchise and Management [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenues									118,516	116,806	114,610
Revenues									27,511	25,150	23,204
Adjusted EBITDA									$ 118,516	$ 116,806	$ 114,610