- Definition

The deposits required under the agreement as a percentage of the hotel property's gross revenue, into a reserve fund for capital expenditures.

+ References

No definition available.

+ Details

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- Definition

The amount of fees expensed during the reporting period related to the agreement.

+ References

No definition available.

+ Details

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- Definition

Fees Expensed Related To Termination Of Management Agreement

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

The franchise fees received by each franchisor as a percentage of each real estate property's gross revenue under the agreement.

+ References

No definition available.

+ Details

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- Definition

The marketing fees payable by the entity as a percentage of gross revenue under the agreement.

+ References

No definition available.

+ Details

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- Definition

Period the contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	inn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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

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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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	1 Months Ended	3 Months Ended		9 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) $ in Millions	Aug. 31, 2025 USD ($)	Sep. 30, 2025 USD ($) hotel	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) hotel	Sep. 30, 2024 USD ($)
Hotel
Commitments and contingencies
Number of Real Estate Properties \| hotel		97		97
Hotel \| Onera Joint Venture
Commitments and contingencies
Number of Real Estate Properties \| hotel		1		1
Franchise agreements
Commitments and contingencies
Deposits required under the agreement as a percentage of the hotel property's gross revenue, into a reserve fund for capital expenditures				5.00%
Fees related to the agreement		$ 13.9	$ 13.3	$ 42.7	$ 40.9
Franchise agreements \| Minimum
Commitments and contingencies
Management agreement, term				10 years
Franchise fees received by each franchisor as a percentage of each hotel property's gross revenue				3.00%
Franchise agreements \| Maximum
Commitments and contingencies
Management agreement, term				30 years
Franchise fees received by each franchisor as a percentage of each hotel property's gross revenue				6.00%
Marketing fees payable as a percentage of gross revenue				4.00%
Management Agreements
Commitments and contingencies
Management agreement, term				8 years
Fees related to the agreement		$ 3.1	$ 2.7	$ 12.0	$ 12.1
Termination fee	$ 0.9