Investment In Lodging Property, At Cost, Excluding Undeveloped Land

No definition available.

Name:	inn_InvestmentInLodgingPropertyAtCostExcludingUndevelopedLand
Namespace Prefix:	inn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Loans Receivable, Funded Amount

+ References

No definition available.

+ Details

Name:	inn_LoansReceivableFundedAmount
Namespace Prefix:	inn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Lodging Property Investment, Net, Excluding Undeveloped Land

+ References

No definition available.

+ Details

Name:	inn_LodgingPropertyInvestmentNetExcludingUndevelopedLand
Namespace Prefix:	inn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Real Estate Investment Property, Excluding Undeveloped Land, Accumulated Depreciation And Amortization

+ References

No definition available.

+ Details

Name:	inn_RealEstateInvestmentPropertyExcludingUndevelopedLandAccumulatedDepreciationAndAmortization
Namespace Prefix:	inn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482810/280-10-50-22

+ Details

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

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=srt_HotelMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_RealEstateLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=inn_MezzanineLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=srt_AffiliatedEntityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_LandMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_BuildingAndBuildingImprovementsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=inn_IntangibleAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_ConstructionInProgressMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=inn_FurnitureFixturesAndEquipmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

INVESTMENTS IN LODGING PROPERTY, NET - Schedule of Investments in Lodging Property, net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Jan. 31, 2023	Dec. 31, 2019
Investment in Hotel Properties, net
Investment in hotel properties at cost	$ 3,513,347	$ 3,546,054
Less - accumulated depreciation and amortization	(784,298)	(704,198)
Investment in hotel properties, net	2,729,049	2,841,856
Hotels
Investment in Hotel Properties, net
Depreciation and amortization	150,300	149,500	$ 105,500
Real estate development loan
Investment in Hotel Properties, net
Investment in hotel properties at cost	4,176	0
Mezzanine Loans
Investment in Hotel Properties, net
Loans funded amount					$ 29,900
Mezzanine Loans \| Affiliated Entity
Investment in Hotel Properties, net
Loans funded amount				$ 4,600
Land
Investment in Hotel Properties, net
Investment in hotel properties at cost	373,039	373,106
Lodging buildings and improvements
Investment in Hotel Properties, net
Investment in hotel properties at cost	2,786,223	2,815,993
Intangible assets
Investment in Hotel Properties, net
Investment in hotel properties at cost	39,954	39,954
Construction in progress
Investment in Hotel Properties, net
Investment in hotel properties at cost	41,324	64,159
Furniture, fixtures and equipment
Investment in Hotel Properties, net
Investment in hotel properties at cost	$ 268,631	$ 252,842