DERIVATIVE INSTRUMENTS - Additional Information - REIT (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Designated as Hedging Instrument | Interest Rate Swap
Derivative [Line Items]
Derivative notional amount	$ 150,000,000.0
Reduction of outstanding derivative amount	50,000,000.0
Gain to be reclassified to earnings in next twelve months	(1,000,000.0)
ESH Hospitality, Inc. | Designated as Hedging Instrument | Interest Rate Swap
Derivative [Line Items]
Derivative notional amount	150,000,000.0		$ 200,000,000.0
Reduction of outstanding derivative amount	50,000,000.0
Gain (loss) recognized in income	300,000	$ 1,000,000.0
Gain to be reclassified to earnings in next twelve months	$ (1,000,000.0)
Term Loan Facility | Medium-term Notes | ESH REIT Term Facility | ESH Hospitality, Inc.
Derivative [Line Items]
Derivative rate (as a percent)	1.175%