Income Taxes - Components of Expense (Benefit) for Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Federal (including foreign):
Current	$ 49,307	$ 51,495	$ 56,282
Deferred	1,675	(23,377)	8,183
State:
Current	9,244	8,831	11,545
Deferred	(712)	(2,598)	526
Income tax expense - net	59,514	34,351	76,536
ESH REIT [Member]
Federal (including foreign):
Current	4,792	1,195	1,336
Deferred	(3,377)	549	6,059
State:
Current	170	(1,715)	1,107
Deferred	(356)	22	17
Income tax expense - net	$ 1,229	$ 51	$ 8,519