Acquisitions And Dispositions [Line Items]

No definition available.

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Period Type:	duration

- Definition

This element represents the amount of gain (loss) on sale of properties during the reporting period gross of the applicable income taxes realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 974
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-15.(a)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=6875705&loc=d3e641549-123027

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

+ Details

Name:	us-gaap_Goodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The number of real estate properties owned as of the balance sheet date.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3179-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 13
-Subparagraph a
-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 8
-Article 7

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RealEstatePropertiesAxis=stay_CrosslandStudioSuitesMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_RealEstatePropertiesAxis=stay_ExtendedStayAmericaHotelsMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	dei_LegalEntityAxis=us-gaap_SubsidiariesMember
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Hotel Dispositions - Additional Information (Detail) $ in Thousands			3 Months Ended	12 Months Ended
	Dec. 08, 2015 USD ($) Hotel	Jul. 28, 2014 USD ($) Hotel	Dec. 31, 2015 USD ($) Hotel	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($) Hotel	Dec. 31, 2014 USD ($)
Acquisitions And Dispositions [Line Items]
Proceeds from sale of hotel properties				$ 0	$ 277,108	$ 3,223
GOODWILL			$ 53,531	53,531	53,531
Hotel properties, carrying value			$ 3,921,341	3,905,304	3,921,341
GAIN ON SALE OF HOTEL PROPERTIES (Note 4)				0	$ 130,894	864
Disposed of by Sale [Member]
Acquisitions And Dispositions [Line Items]
Number of hotel properties \| Hotel	53	2	53		53
Proceeds from sale of hotel properties	$ 285,000	$ 3,500
Hotel properties, carrying value	145,400	2,200
GAIN ON SALE OF HOTEL PROPERTIES (Note 4)	$ 130,900	$ 900	$ 130,900
Disposed of by Sale [Member] \| Crossland Studio Suites [Member]
Acquisitions And Dispositions [Line Items]
Number of hotel properties \| Hotel	47
Disposed of by Sale [Member] \| Extended Stay America Hotels [Member]
Acquisitions And Dispositions [Line Items]
Number of hotel properties \| Hotel	6
ESH REIT [Member]
Acquisitions And Dispositions [Line Items]
Proceeds from sale of hotel properties				0	$ 265,854	3,223
GOODWILL			52,245	52,245	52,245
Hotel properties, carrying value			$ 3,920,906	3,914,569	3,920,906
GAIN ON SALE OF HOTEL PROPERTIES (Note 4)				$ 0	$ 116,616	$ 864
ESH REIT [Member] \| Disposed of by Sale [Member]
Acquisitions And Dispositions [Line Items]
Number of hotel properties \| Hotel	53	2	53		53
Proceeds from sale of hotel properties	$ 273,000	$ 3,500
GOODWILL	2,100
Hotel properties, carrying value	148,400	2,200
GAIN ON SALE OF HOTEL PROPERTIES (Note 4)	$ 116,600	$ 900	$ 116,600
ESH REIT [Member] \| Disposed of by Sale [Member] \| Crossland Studio Suites [Member]
Acquisitions And Dispositions [Line Items]
Number of hotel properties \| Hotel	47
ESH REIT [Member] \| Disposed of by Sale [Member] \| Extended Stay America Hotels [Member]
Acquisitions And Dispositions [Line Items]
Number of hotel properties \| Hotel	6