Equity - Additional Information (Detail) - USD ($)	1 Months Ended	2 Months Ended	3 Months Ended	4 Months Ended	12 Months Ended
	Dec. 31, 2015	Feb. 28, 2017	Dec. 31, 2016	Jun. 30, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Jan. 31, 2017	Feb. 29, 2016	Dec. 31, 2014	Nov. 18, 2013
Equity [Line Items]
Common stock, shares authorized			3,500,000,000		3,500,000,000	3,500,000,000
Common stock, par value (in dollars per share)			$ 0.01		$ 0.01	$ 0.01					$ 0.01
Common stock, shares issued			195,406,944		192,099,933	195,406,944					1
Common stock, shares outstanding			195,406,944		192,099,933	195,406,944
Dividend distributions in cash					$ 56,100,000	$ 74,200,000	$ 12,300,000
Cash distributions per common share (in dollars per share)					$ 0.29	$ 0.31	$ 0.12
Dividend distributions in cash	$ 12,411,000		$ 559,000		$ 532,000	$ 559,000	$ 12,411,000
Amount of stock repurchase plan authorized					300,000,000
Stock repurchased and retired during period (in shares)			3,850,000
Stock repurchased and retired during period					$ 62,323,000	$ 139,895,000
Treasury stock, shares repurchased				2,000,000		3,850,000
Mandatorily Redeemable Preferred Stock [Member]
Equity [Line Items]
Preferred stock, shares authorized			350,000,000		350,000,000.0	350,000,000
Preferred stock, par value (in dollars per share)			$ 0.01		$ 0.01	$ 0.01
Preferred stock, shares issued			21,202		7,133	21,202
Preferred stock, shares outstanding			21,202		7,133	21,202
Preferred stock, dividend rate (as a percent)					8.00%	8.00%
Common Class A [Member]
Equity [Line Items]
Common stock, shares outstanding			250,500,000			250,500,000
Common Class B [Member]
Equity [Line Items]
Common stock, par value (in dollars per share)											$ 0.01
Common stock, shares issued											1
Common stock, shares outstanding			195,400,000			195,400,000
Cash distributions per common share (in dollars per share)					$ 0.53	$ 0.43	$ 0.79
ESH REIT [Member]
Equity [Line Items]
Common stock, par value (in dollars per share)											$ 0.01
Common stock, shares issued											1
Preferred stock, shares authorized			125		125	125
Preferred stock, shares issued			125		125	125
Preferred stock, shares outstanding			125		125	125
Dividend distributions in cash	$ 39,734,000		$ 1,269,000		$ 983,000	$ 1,269,000	$ 39,734,000
Amount of stock repurchase plan authorized					300,000,000
Stock repurchased and retired during period			$ 21,600,000		$ 22,776,000	$ 53,675,000
ESH REIT [Member] | Mandatorily Redeemable Preferred Stock [Member]
Equity [Line Items]
Preferred stock, shares authorized			350,000,000.0		350,000,000	350,000,000.0
Preferred stock, shares issued			0		0	0
Preferred stock, shares outstanding			0		0	0
ESH REIT [Member] | Special Cash Distribution [Member]
Equity [Line Items]
Cash distributions per common share (in dollars per share)	$ 0.19
Dividend distributions in cash					$ 38,900,000
ESH REIT [Member] | Common Class A [Member]
Equity [Line Items]
Common stock, shares authorized			4,300,000,000		4,300,000,000	4,300,000,000
Common stock, par value (in dollars per share)			$ 0.01		$ 0.01	$ 0.01
Common stock, shares issued			250,493,583		250,493,583	250,493,583
Common stock, shares outstanding			250,493,583		250,493,583	250,493,583
Cash distributions per common share (in dollars per share)					$ 0.53	$ 0.43	$ 0.79
ESH REIT [Member] | Common Class B [Member]
Equity [Line Items]
Common stock, shares authorized			7,800,000,000		7,800,000,000	7,800,000,000
Common stock, par value (in dollars per share)			$ 0.01		$ 0.01	$ 0.01					$ 0.01
Common stock, shares issued			195,406,944		192,099,933	195,406,944
Common stock, shares outstanding			195,406,944		192,099,933	195,406,944
Cash distributions per common share (in dollars per share)					$ 0.53	$ 0.43	$ 0.79
Stock repurchased and retired during period (in shares)		1,000,000			2,000,000
Stock repurchased and retired during period		$ 7,100,000
Treasury stock, shares repurchased				2,000,000		3,850,000
Paired Share Repurchase Program [Member]
Equity [Line Items]
Amount of stock repurchase plan authorized	$ 100,000,000		$ 300,000,000			$ 300,000,000	$ 100,000,000	$ 300,000,000	$ 200,000,000
Stock repurchased and retired during period (in shares)					13,000,000
Treasury stock, shares repurchased					5,800,000
Paired Share Repurchase Program [Member] | ESH REIT [Member]
Equity [Line Items]
Amount of stock repurchase plan authorized	$ 100,000,000		$ 300,000,000			$ 300,000,000	$ 100,000,000		$ 200,000,000
Stock repurchased and retired during period					$ 76,400,000
Paired Share Repurchase Program [Member] | ESH REIT [Member] | Common Class B [Member]
Equity [Line Items]
Stock repurchased and retired during period (in shares)					13,000,000
Stock repurchased and retired during period					$ 76,400,000
Treasury stock, shares repurchased					5,800,000
Preferred Stock [Member] | ESH REIT [Member]
Equity [Line Items]
Preferred stock, shares authorized			125		125	125
Preferred stock, shares issued			125		125	125
Preferred stock, shares outstanding	125		125		125	125	125			125
Preferred stock, dividend rate (as a percent)					12.50%	12.50%