Subsequent Events - REIT - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions		2 Months Ended	12 Months Ended
	Feb. 26, 2020	Feb. 21, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)			$ 0.36	$ 0.24	$ 0.29
Stock repurchased and retired during period			$ 130,721	$ 85,405	$ 62,323
Subsequent Event
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)	$ 0.09
Common Class B
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)			$ 0.55	$ 0.63	$ 0.53
Paired Share Repurchase Program
Subsequent Event [Line Items]
Stock repurchased and retired during period (in shares)			26.4
Paired Share Repurchase Program | Subsequent Event
Subsequent Event [Line Items]
Stock repurchased and retired during period (in shares)		2.2
Paired Share Repurchase Program | Common Class B
Subsequent Event [Line Items]
Amount remaining available under the Paired Share repurchase program			$ 132,200
Paired Share Repurchase Program | Common Class B | Subsequent Event
Subsequent Event [Line Items]
Amount remaining available under the Paired Share repurchase program		$ 101,100
ESH Hospitality, Inc.
Subsequent Event [Line Items]
Stock repurchased and retired during period			$ 47,507	$ 31,059	$ 22,776
ESH Hospitality, Inc. | Common Class A
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)			$ 0.55	$ 0.63	$ 0.53
ESH Hospitality, Inc. | Common Class A | Subsequent Event
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)	0.14
ESH Hospitality, Inc. | Common Class B
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)			$ 0.55	$ 0.63	$ 0.53
Stock repurchased and retired during period (in shares)					2.0
ESH Hospitality, Inc. | Common Class B | Subsequent Event
Subsequent Event [Line Items]
Cash distributions per common share (in dollars per share)	$ 0.14
ESH Hospitality, Inc. | Paired Share Repurchase Program | Subsequent Event
Subsequent Event [Line Items]
Stock repurchased and retired during period (in shares)		2.2
Stock repurchased and retired during period		$ 11,300
ESH Hospitality, Inc. | Paired Share Repurchase Program | Common Class B
Subsequent Event [Line Items]
Stock repurchased and retired during period (in shares)			26.4
Stock repurchased and retired during period			$ 155,000
Amount remaining available under the Paired Share repurchase program			$ 132,200
ESH Hospitality, Inc. | Paired Share Repurchase Program | Common Class B | Subsequent Event
Subsequent Event [Line Items]
Amount remaining available under the Paired Share repurchase program		$ 101,100