Related Party Transactions - Additional Information (Detail)	12 Months Ended			20 Months Ended
	Dec. 31, 2018 USD ($) lease shares	Dec. 31, 2017 USD ($) shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2018 USD ($) lease shares	Aug. 30, 2016 USD ($)
Related Party Transaction [Line Items]
Stock repurchased and retired during period	$ 85,405,000	$ 62,323,000	$ 139,895,000
Common distributions	45,791,000	56,126,000	74,153,000
ESH REIT
Related Party Transaction [Line Items]
Stock repurchased and retired during period	$ 31,059,000	22,776,000	53,675,000
Number of leases | lease	4			3
Fixed rental revenues	$ 450,300,000	461,200,000	465,200,000
Percentage rental revenues	$ 217,200,000	222,300,000	229,100,000
Lease renewal term	5 years			5 years
Expenses from related party	$ 9,800,000	8,500,000	8,800,000
Common distributions	277,814,000	235,604,000	281,364,000
Issuance of Class B common stock related to issuance of Paired Shares	2,732,000	1,915,000	1,244,000
Due to related parties	12,177,000	7,055,000		$ 12,177,000
ESH REIT | Common Class A
Related Party Transaction [Line Items]
Common distributions	157,800,000	$ 132,800,000	155,300,000
ESH REIT | Common Class B
Related Party Transaction [Line Items]
Stock repurchased and retired during period (in shares) | shares		2,000,000
Issuance of Class B common stock related to issuance of Paired Shares	$ 2,600,000	$ 1,900,000	$ 1,300,000
Issuance of common stock, shares | shares	364,000	309,000	224,000
Corporation RSUs vested and not settled | shares	89,000	232,000
Due from Extended Stay America, Inc.	$ 400,000	$ 1,400,000		$ 400,000
Sponsors | ESH REIT | Common Class B
Related Party Transaction [Line Items]
Stock repurchased and retired during period		12,200,000
Corporation | ESH REIT | Equity awards receivable (payable)
Related Party Transaction [Line Items]
Equity-based compensation expense	$ 900,000	1,100,000	$ 1,900,000
ESH Hospitality, Inc. | ESH REIT
Related Party Transaction [Line Items]
Approximate percentage of ownership of common stock	57.00%			57.00%
ESH Hospitality, Inc. | ESH REIT | Common Class A
Related Party Transaction [Line Items]
Approximate percentage of ownership of common stock	57.00%			57.00%
Line of Credit | Loan payable (Unsecured Credit Facility)
Related Party Transaction [Line Items]
Unsecured intercompany facility, carrying amount	$ 0	0		$ 0
Line of Credit | Loan payable (Unsecured Credit Facility) | ESH REIT
Related Party Transaction [Line Items]
Unsecured intercompany facility, carrying amount	0	0		0
Unsecured Debt | Line of Credit | Loan payable (Unsecured Credit Facility) | ESH REIT
Related Party Transaction [Line Items]
Additional principal available (up to)	300,000,000.0			300,000,000.0	$ 300,000,000
Interest expense, related party	0	2,400,000	$ 1,300,000
Additional principal available (up to)	$ 300,000,000			$ 300,000,000
Secondary Offering
Related Party Transaction [Line Items]
Stock repurchased and retired during period		$ 21,400,000
Secondary Offering | ESH REIT
Related Party Transaction [Line Items]
Stock repurchased and retired during period (in shares) | shares		2,000,000
Stock repurchased and retired during period		$ 12,200,000
Mandatorily Redeemable Preferred Stock
Related Party Transaction [Line Items]
Preferred shares repurchased (in shares) | shares		14,069
Preferred shares repurchased amount		$ 14,100,000
Mandatorily Redeemable Preferred Stock | Sponsors
Related Party Transaction [Line Items]
Outstanding redeemable preferred stock (in shares) | shares	7,036	7,036		7,036