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Concentration (Details)	12 Months Ended
	Dec. 31, 2022 property retailProperty state travelCenter
Concentration Risk
Number of properties	1,003
Net Lease Property
Concentration Risk
Number of properties	765
TravelCenters of America Inc. | Net Lease Property
Concentration Risk
Number of properties | travelCenter	177
Net Lease Property
Concentration Risk
Number of properties | retailProperty	1,003
North America
Concentration Risk
Number of states in which properties are located | state	46
Ontario, Canada | Hotel
Concentration Risk
Number of properties	2
Geographic Concentration Risk | Geographic distribution, foreign | Hotel | Real Estate
Concentration Risk
Concentration risk percentage	1.70%
Geographic Concentration Risk | Various States, USA | Geographic distribution, domestic | Minimum | Real Estate
Concentration Risk
Concentration risk percentage	6.00%
Geographic Concentration Risk | Various States, USA | Geographic distribution, domestic | Maximum | Real Estate
Concentration Risk
Concentration risk percentage	13.00%
Credit concentration | Net Lease Property | Real Estate Assets at Cost | TravelCenters of America LLC
Concentration Risk
Concentration risk percentage	29.30%

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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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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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

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