Hotel Management Agreement, Expensed (Recovered) Working Capital

No definition available.

Name:	svc_HotelManagementAgreementExpensedRecoveredWorkingCapital
Namespace Prefix:	svc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Management Agreement Contract, Option To Extend, Term

+ References

No definition available.

+ Details

Name:	svc_ManagementAgreementContractOptionToExtendTerm
Namespace Prefix:	svc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

Name:	svc_ManagementAgreementsAndLeasesLineItems
Namespace Prefix:	svc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity.

+ References

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

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 24
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-24

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-25

+ Details

Name:	us-gaap_NetCashProvidedByUsedInOperatingActivities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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

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

- Definition

The cash outflow for acquisition of or capital improvements to properties held for investment (operating, managed, leased) or for use.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 13
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-13

+ Details

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

- Details

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

- Details

Name:	svc_ManagementAgreementContractNameAxis=svc_IHGAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Leases and Management Agreements - IHG Agreement (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2025 property	Dec. 31, 2025 USD ($) property	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Management Agreements and Leases [Line Items]
Number of properties \| property	854	854
Realized returns under management agreement		$ 117,808	$ 139,391	$ 485,549
Capital improvements from leased facilities, funded		$ 224,833	303,600	200,894
Hotels
Management Agreements and Leases [Line Items]
Number of properties \| property	94	94
IHG Agreement
Management Agreements and Leases [Line Items]
Capital improvements from leased facilities, funded		$ 1,729	1,124
IHG Agreement \| Hotels
Management Agreements and Leases [Line Items]
Number of properties \| property	1	1
Extension term (in years)	1 year
Realized returns under management agreement		$ 5,719	$ 5,051	4,800
Working capital recovered				$ (5,797)