Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Entity Information [Line Items]
NET INCOME	$ 66,250	$ 57,065	$ 132,038	$ 133,204
FOREIGN CURRENCY TRANSLATION ADJUSTMENTS:
FOREIGN CURRENCY TRANSLATION (LOSS) GAIN, NET OF TAX	65	(841)	470	1,831
RECLASSIFICATION ADJUSTMENT - SALE OF CANADIAN HOTEL PROPERTIES, NET OF TAX	0	0	10,913	0
TOTAL FOREIGN CURRENCY TRANSLATION ADJUSTMENTS	65	(841)	11,383	1,831
DERIVATIVE ADJUSTMENTS:
INTEREST RATE CASH FLOW HEDGE GAIN (LOSS), NET OF TAX	(16)	(446)	(509)	(446)
RECLASSIFICATION ADJUSTMENT - AMOUNTS RECLASSIFIED TO NET INCOME, NET OF TAX	103	0	706	0
TOTAL DERIVATIVE ADJUSTMENTS	87	(446)	197	(446)
COMPREHENSIVE INCOME	66,402	55,778	143,618	134,589
COMPREHENSIVE INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	(12,423)	(9,857)	(7,271)	(9,575)
COMPREHENSIVE INCOME ATTRIBUTABLE TO EXTENDED STAY AMERICA, INC. COMMON SHAREHOLDERS	53,979	45,921	136,347	125,014
ESH REIT
Entity Information [Line Items]
NET INCOME	28,486	23,652	7,646	19,993
FOREIGN CURRENCY TRANSLATION ADJUSTMENTS:
FOREIGN CURRENCY TRANSLATION (LOSS) GAIN, NET OF TAX	0	(899)	531	2,133
RECLASSIFICATION ADJUSTMENT - SALE OF CANADIAN HOTEL PROPERTIES, NET OF TAX	0	0	12,256	0
TOTAL FOREIGN CURRENCY TRANSLATION ADJUSTMENTS	0	(899)	12,787	2,133
DERIVATIVE ADJUSTMENTS:
INTEREST RATE CASH FLOW HEDGE GAIN (LOSS), NET OF TAX	9	(569)	(453)	(569)
RECLASSIFICATION ADJUSTMENT - AMOUNTS RECLASSIFIED TO NET INCOME, NET OF TAX	103	0	706	0
TOTAL DERIVATIVE ADJUSTMENTS	112	(569)	253	(569)
COMPREHENSIVE INCOME	$ 28,598	$ 22,184	$ 20,686	$ 21,557