DEBT - Summary of Components of Interest Expense - REIT (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Entity Information [Line Items]
Contractual interest	$ 31,326	$ 28,717
Amortization of deferred financing costs and debt discount	2,052	1,997
Other costs	293	401
Interest Income	(986)	(1,511)
Total	32,685	29,604
Interest costs capitalized	859	313
ESH Hospitality, Inc.
Entity Information [Line Items]
Contractual interest	31,090	28,575
Amortization of deferred financing costs and debt discount	2,022	1,969
Other costs	262	356
Interest Income	(946)	(966)
Total	32,428	29,934
Interest costs capitalized	$ 859	$ 313