Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
NET INCOME	$ 172,188	$ 163,352	$ 283,022
FOREIGN CURRENCY TRANSLATION ADJUSTMENTS:
FOREIGN CURRENCY TRANSLATION GAIN (LOSS), NET OF TAX OF $(125), $1,207 AND $2,516	430	1,713	(6,321)
RECLASSIFICATION ADJUSTMENT - SALE OF CANADIAN HOTEL PROPERTIES, NET OF TAX OF $(3,599), $0 AND $0	10,913	0	0
TOTAL FOREIGN CURRENCY TRANSLATION ADJUSTMENTS	11,343	1,713	(6,321)
DERIVATIVE ADJUSTMENTS:
INTEREST RATE CASH FLOW HEDGE GAIN, NET OF TAX OF $(46), $1,109 AND $0	1,447	3,882	0
RECLASSIFICATION ADJUSTMENT - AMOUNTS RECLASSIFIED TO NET INCOME, NET OF TAX OF $0	663	0	0
TOTAL DERIVATIVE ADJUSTMENTS	2,110	3,882	0
COMPREHENSIVE INCOME	185,641	168,947	276,701
COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	(98,113)	(95,876)	(166,605)
COMPREHENSIVE INCOME ATTRIBUTABLE TO EXTENDED STAY AMERICA, INC. COMMON SHAREHOLDERS	87,528	73,071	110,096
ESH REIT [Member]
NET INCOME	214,984	212,207	378,184
FOREIGN CURRENCY TRANSLATION ADJUSTMENTS:
FOREIGN CURRENCY TRANSLATION GAIN (LOSS), NET OF TAX OF $(125), $1,207 AND $2,516	531	583	(7,516)
RECLASSIFICATION ADJUSTMENT - SALE OF CANADIAN HOTEL PROPERTIES, NET OF TAX OF $(3,599), $0 AND $0	12,256	0	0
TOTAL FOREIGN CURRENCY TRANSLATION ADJUSTMENTS	12,787	583	(7,516)
DERIVATIVE ADJUSTMENTS:
INTEREST RATE CASH FLOW HEDGE GAIN, NET OF TAX OF $(46), $1,109 AND $0	1,400	4,975	0
RECLASSIFICATION ADJUSTMENT - AMOUNTS RECLASSIFIED TO NET INCOME, NET OF TAX OF $0	663	0	0
TOTAL DERIVATIVE ADJUSTMENTS	2,063	4,975	0
COMPREHENSIVE INCOME	$ 229,834	$ 217,765	$ 370,668