Property and Equipment - Summary of Property and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 3,927,396	$ 3,792,227
Less accumulated depreciation	(1,497,718)	(1,397,514)
Property and equipment, net	2,429,678	2,394,713
Construction in progress	76,845	62,067
Total property and equipment, net of accumulated depreciation	2,506,523	2,456,780
Land [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	738,760	740,996
Buildings and Improvements [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	2,713,860	2,621,924
Furniture, Fixtures, Equipment and Other [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 474,776	$ 429,307