Debt Instrument, Accordion Feature, Increase Of Commitments Amount

No definition available.

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

- Definition

Debt Instrument, Extension Period

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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+ Details

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- 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

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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+ Details

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Balance Type:	credit
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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Period Type:	instant

- Definition

The number of units in a real estate property owned as of the balance sheet date.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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DEBT - Joint Venture Term Loan (Details) $ in Thousands		12 Months Ended
DEBT - Joint Venture Term Loan (Details) $ in Thousands	Jan. 13, 2022 USD ($)	Dec. 31, 2022 USD ($) hotel room	Dec. 31, 2021 USD ($) room	Nov. 02, 2021 property parkingStructure
Debt Instrument [Line Items]
Debt, net of debt issuance costs		$ 1,451,796	$ 1,069,797
Number of hotel properties \| room		3,984	230
Hotels
Debt Instrument [Line Items]
Number of hotel properties \| hotel		103
Number of guestrooms \| room		15,334
Hotels \| Portfolio Purchase Through Contribution And Purchase Agreement
Debt Instrument [Line Items]
Number of hotel properties \| hotel		2
Joint Venture with GIC \| Hotels \| Portfolio Purchase Through Contribution And Purchase Agreement
Debt Instrument [Line Items]
Number of hotel properties \| property				27
Number of guestrooms \| parkingStructure				2
Joint Venture Term Loan \| Secured debt
Debt Instrument [Line Items]
Debt instrument, face amount	$ 410,000
Debt, increase of commitments amount	190,000
Credit facility, maximum borrowing capacity	$ 600,000
Debt instrument, extension period	12 months
Debt instrument, effective interest rate		7.19%
Joint Venture Term Loan \| Secured debt \| SOFR
Debt Instrument [Line Items]
Debt, basis spread on variable rate		2.86%