Represents the number of shares held as a percentage of the total shares outstanding at the end of the period.

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- Definition

Represents the percentage of the gross carrying value of real estate.

+ References

No definition available.

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- Definition

Represents the service agreements entered into by the entity for availing services from other entities.

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No definition available.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Amount of income (loss) for proportionate share of equity method investee's income (loss).

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Balance held at close of period in number of shares.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

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

+ References

No definition available.

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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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No definition available.

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Related Person Transactions (Details) $ in Thousands	3 Months Ended
Related Person Transactions (Details) $ in Thousands	Mar. 31, 2020 USD ($) travel_center agreement hotel property shares	Mar. 31, 2019 USD ($)	Dec. 31, 2019 USD ($)
Related Party Transaction [Line Items]
Number of properties owned \| property	7
Equity in earnings (losses) of an investee	$ (718)	$ 404
Travel centers
Related Party Transaction [Line Items]
Number of properties owned \| travel_center	179
Sonesta Int'l Hotels Corp
Related Party Transaction [Line Items]
Noncontrolling interest, ownership percentage	34.00%
Travel Centers of America LLC \| RMR LLC
Related Party Transaction [Line Items]
Shares included in investment securities (in shares) \| shares	298,538
Noncontrolling interest, ownership percentage	3.60%
Travel Centers of America LLC
Related Party Transaction [Line Items]
Lessee as percentage of gross carrying value of real estate	26.60%
Shares included in investment securities (in shares) \| shares	684,000
Percentage of total shares outstanding	8.20%
Travel Centers of America LLC \| Travel centers
Related Party Transaction [Line Items]
Number of properties owned \| travel_center	179
Sonesta Int'l Hotels Corp
Related Party Transaction [Line Items]
Number of properties owned \| hotel	53
RMR LLC \| Amended and restate business management agreement
Related Party Transaction [Line Items]
Number of management service agreements \| agreement	2
Affiliates Insurance Company
Related Party Transaction [Line Items]
Equity method investments, carrying value	$ 298		$ 298
Equity in earnings (losses) of an investee		$ 404