Commitments and Contingencies - Additional Information (Detail) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2016 USD ($) shares	Dec. 31, 2017 USD ($) Hotel Lease LetterOfCredit Terms shares	Dec. 31, 2016 USD ($) shares	Dec. 31, 2015 USD ($)
Commitment And Contingencies [Line Items]
Number of ground leased hotel properties | Hotel		4
Termination period of ground lease agreements, Start		2021
Termination period of ground lease agreements, End		2096
Number of leases | Lease		3
Lease renewal term		5 years
Option to renew the lease for two additional terms | Terms		2
Rent expense on office and ground leases		$ 3,200	$ 3,300	$ 3,300
Cost related to other commitments		$ 300	300	300
Number of outstanding letters of credit | LetterOfCredit		1
Letters of credit outstanding		$ 200
Stock repurchased and retired during period (in shares) | shares	3,850,000
Stock repurchased and retired during period		$ 62,323	139,895
ESH REIT [Member]
Commitment And Contingencies [Line Items]
Number of ground leased hotel properties | Hotel		4
Termination period of ground lease agreements, Start		2021
Termination period of ground lease agreements, End		2096
Number of leases | Lease		3
Rent expense on office and ground leases		$ 1,500	1,500
Cost related to other commitments		300	300	$ 300
Stock repurchased and retired during period	$ 21,600	$ 22,776	$ 53,675
Paired Share Repurchase Commitment [Member]
Commitment And Contingencies [Line Items]
Stock repurchased and retired during period (in shares) | shares		73,600
Stock repurchased and retired during period		$ 900
Paired Share Repurchase Commitment [Member] | ESH REIT [Member]
Commitment And Contingencies [Line Items]
Stock repurchased and retired during period (in shares) | shares			73,600
Stock repurchased and retired during period		$ 500	$ 500
Minimum [Member]
Commitment And Contingencies [Line Items]
Lease renewal term		5 years
Maximum [Member]
Commitment And Contingencies [Line Items]
Lease renewal term		10 years