PROPERTY AND EQUIPMENT - Net Investment in Property and Equipment - REIT (Detail) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Total cost	$ 4,944,777	$ 4,867,499
Less accumulated depreciation:	(1,457,437)	(1,373,950)
Property and equipment — net	3,487,340	3,493,549
Finance lease asset	4,415	3,979
ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	4,954,521	4,878,615
Less accumulated depreciation:	(1,454,959)	(1,372,595)
Property and equipment — net	3,499,562	3,506,020
Finance lease asset	4,415	3,979
Land and site improvement
Property, Plant and Equipment [Line Items]
Total cost	1,239,747	1,228,231
Finance lease asset	3,200	3,200
Land and site improvement | ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	1,242,113	1,230,598
Finance lease asset	3,200	3,200
Building and improvements
Property, Plant and Equipment [Line Items]
Total cost	2,846,722	2,792,579
Building and improvements | ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	2,878,203	2,824,061
Furniture, fixtures and equipment
Property, Plant and Equipment [Line Items]
Total cost	763,319	745,145
Finance lease asset	500	0
Furniture, fixtures and equipment | ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	769,594	751,417
Finance lease asset	500	0
Hotel properties
Property, Plant and Equipment [Line Items]
Total cost	4,849,788	4,765,955
Less accumulated depreciation:	(1,435,357)	(1,353,772)
Hotel properties | ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	4,889,910	4,806,076
Development in process
Property, Plant and Equipment [Line Items]
Total cost	63,611	70,864
Finance lease asset	800	800
Development in process | ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	63,611	70,864
Finance lease asset	800	800
Other | ESH Hospitality, Inc.
Property, Plant and Equipment [Line Items]
Total cost	$ 1,000	$ 1,675