SUBSEQUENT EVENTS - Additional Information (Detail) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
	Apr. 30, 2020	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	May 06, 2020	Dec. 31, 2018
Subsequent Event [Line Items]
Common distributions, per common share (dollars per share)		$ 0.09	$ 0.07
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents		$ 725,009,000	$ 303,936,000	$ 361,670,000		$ 303,336,000
Mandatorily Redeemable Preferred Stock
Subsequent Event [Line Items]
Preferred stock, redemption rate (percent)		8.00%		8.00%
Revolving Credit Facility
Subsequent Event [Line Items]
Amount of borrowing capacity drawn		$ 400,000,000
Subsequent Event
Subsequent Event [Line Items]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 678,000,000.0
Subsequent Event | Mandatorily Redeemable Preferred Stock
Subsequent Event [Line Items]
Redeemed preferred stock (in shares)	6,422
Redemption of redeemable convertible preferred stock	$ 6,400,000
Subsequent Event | ESH REIT | Revolving Credit Facility | ESH REIT Term Facility
Subsequent Event [Line Items]
Additional borrowing capacity					$ 150,000,000.0
Minimum liquidity					$ 150,000,000.0
Class B common stock
Subsequent Event [Line Items]
Common distributions, per common share (dollars per share)		$ 0.14	$ 0.15