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Organization (Details) - Dec. 31, 2025	property	tenant	hotel
Real Estate Properties [Line Items]
Number of properties	854
Net Lease
Real Estate Properties [Line Items]
Number of properties	760
Number of tenants | tenant		181
Net Lease | TravelCenters of America Inc. | Related Party
Real Estate Properties [Line Items]
Number of properties	175
Hotels
Real Estate Properties [Line Items]
Number of properties	94
Hotels | IHG Agreement
Real Estate Properties [Line Items]
Number of properties	1
Hotels | Sonesta International Hotels Corporation | Related Party
Real Estate Properties [Line Items]
Number of properties	69
Hotels | Hyatt Hotels Corporation | Related Party
Real Estate Properties [Line Items]
Number of properties	17
Hotels | Radisson Hospitality, Inc | Related Party
Real Estate Properties [Line Items]
Number of properties	7		7

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- Definition

Number Of Tenants

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- Definition

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

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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.

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No definition available.

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Name:	srt_CounterpartyNameAxis=svc_HyattHotelsCorporationMember
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