Related Party Transactions - Additional Information (Detail)		1 Months Ended					3 Months Ended		5 Months Ended	9 Months Ended
	Nov. 18, 2013 shares	Sep. 30, 2017 USD ($) shares	May 31, 2017 lease	Mar. 31, 2017 USD ($) shares	Sep. 30, 2016 USD ($) shares	Mar. 31, 2016 USD ($) shares	Sep. 30, 2017 USD ($) shares	Sep. 30, 2016 USD ($) shares	Sep. 30, 2017 USD ($) lease shares	Sep. 30, 2017 USD ($) shares	Sep. 30, 2016 USD ($) shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2015 USD ($)
Related Party Transaction [Line Items]
Approximate percentage of ownership of common stock (as a percent)		57.00%					57.00%		57.00%	57.00%
Common distributions										$ 34,978,000	$ 42,508,000
Common stock, shares issued (shares) | shares	1	192,293,933					192,293,933		192,293,933	192,293,933		195,406,944
Common stock, value											6,000
Common stock, shares issued | shares	32,500,000
Class B common stock
Related Party Transaction [Line Items]
Common stock, shares issued (shares) | shares	1
Paired shares repurchased and retired, amount										$ 58,781,000	69,600,000
ESH REIT
Related Party Transaction [Line Items]
Number of leases | lease			4						3
Fixed rental revenues							$ 114,700,000	$ 116,400,000		346,400,000	348,900,000
Percentage rental revenues							$ 28,700,000	36,800,000		$ 28,900,000	37,000,000
Approximate percentage of ownership of common stock (as a percent)		57.00%					57.00%		57.00%	57.00%
Common distributions										$ 191,328,000	267,907,000
Due to Extended Stay America, Inc.		$ 10,354,000					$ 10,354,000		$ 10,354,000	10,354,000		$ 11,608,000
Common stock, shares issued (shares) | shares	1
Common stock, value											1,533,000
Common stock, shares issued | shares	32,500,000
Proceeds from related party debt										0	75,000,000
Expenses from related party							$ 2,400,000	2,100,000		$ 7,400,000	6,700,000
ESH REIT | Class A common stock
Related Party Transaction [Line Items]
Approximate percentage of ownership of common stock (as a percent)		57.00%					57.00%		57.00%	57.00%		56.00%
Common distributions							$ 35,100,000	$ 25,000,000		$ 107,700,000	147,800,000
Due to Extended Stay America, Inc.													$ 47,600,000
Common stock, shares issued (shares) | shares		250,493,583					250,493,583		250,493,583	250,493,583		250,493,583
ESH REIT | Class B common stock
Related Party Transaction [Line Items]
Common stock, shares issued (shares) | shares	1	192,293,933					192,293,933		192,293,933	192,293,933		195,406,944
Common stock, value						$ 1,100,000
Common stock, shares issued | shares						199,000
Paired shares repurchased and retired (shares) | shares										2,000,000
Paired shares repurchased and retired, amount										$ 21,491,000	$ 26,952,000
ESH REIT | Class B common stock | Sponsors
Related Party Transaction [Line Items]
Paired shares repurchased and retired, amount										12,200,000
Secondary Offering
Related Party Transaction [Line Items]
Paired shares repurchased and retired, amount										$ 21,400,000
Secondary Offering | ESH REIT
Related Party Transaction [Line Items]
Paired shares repurchased and retired (shares) | shares										2,000,000
Paired shares repurchased and retired, amount										$ 12,200,000
Senior Notes | ESH REIT 2025 Notes
Related Party Transaction [Line Items]
Stated amount		$ 1,300,000,000				$ 800,000,000.0	$ 1,300,000,000		$ 1,300,000,000	1,300,000,000
Senior Notes | ESH REIT 2025 Notes | ESH REIT
Related Party Transaction [Line Items]
Stated amount		$ 1,300,000,000					$ 1,300,000,000		$ 1,300,000,000	$ 1,300,000,000
Proceeds from issuance of debt						800,000,000
Senior Notes | ESH REIT 2025 Notes | ESH REIT | Sponsors
Related Party Transaction [Line Items]
Proceeds from related party debt						24,000,000
Senior Notes | ESH REIT 2025 Notes | ESH REIT | Affiliated Entity of Sponsors
Related Party Transaction [Line Items]
Debt instrument fee						400,000
September 2016 Restricted Stock Unit Settlement | ESH REIT | Class B common stock
Related Party Transaction [Line Items]
Common stock, shares issued (shares) | shares		26,000		283,000	25,000		26,000	25,000	26,000	26,000	25,000
Common stock, value		$ 200,000		$ 1,700,000	$ 200,000
Equity Based Awards | ESH REIT | Corporation
Related Party Transaction [Line Items]
Total equity-based compensation							$ 600,000	$ 500,000		$ 1,600,000	$ 1,400,000
Line of Credit | Unsecured Debt | Unsecured Intercompany Facility
Related Party Transaction [Line Items]
Stated amount		75,000,000					75,000,000		$ 75,000,000	75,000,000
Revolving credit facility, capacity		50,000,000					50,000,000		50,000,000	50,000,000		$ 50,000,000.0
Maximum unsecured intercompany credit facility amount		300,000,000.0					300,000,000.0		300,000,000.0	300,000,000.0		$ 300,000,000.0
Line of Credit | Unsecured Debt | Unsecured Intercompany Facility | ESH REIT
Related Party Transaction [Line Items]
Revolving credit facility, capacity		50,000,000					50,000,000		50,000,000	50,000,000
Maximum unsecured intercompany credit facility amount		$ 300,000,000.0					300,000,000.0		$ 300,000,000.0	300,000,000.0
Interest expense							$ 600,000			$ 1,900,000
Sponsors | Fees Earned | Senior Notes | ESH REIT 2025 Notes | Affiliated Entity of Sponsors
Related Party Transaction [Line Items]
Repayments of debt						$ 24,000,000
Related party revenue											$ 400,000
Mandatorily Redeemable Preferred Stock
Related Party Transaction [Line Items]
Stock repurchased (in shares) | shares										14,069
Stock repurchase value										$ 14,100,000
Mandatorily Redeemable Preferred Stock | Sponsors
Related Party Transaction [Line Items]
Outstanding redeemable preferred stock (shares) | shares		7,036					7,036		7,036	7,036		21,105