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Other Investments (Details) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Feb. 27, 2020 USD ($) | Dec. 31, 2022 USD ($) property hotel | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investments |  | $ 112,617 | $ 62,687 |
Equity in earnings (losses) of an investee |  | $ 2,856 | (941) | $ (9,910)
Number of properties | property |  | 1,003 |  |
TravelCenters of America LLC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Percentage of total shares outstanding |  | 7.80% |  |
Sonesta International Hotels Corporation |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Capital contribution |  |  | 25,443 |
Capital contribution funded |  | $ 45,470 | 25,443 | 5,314
Number of properties | hotel |  | 4,000 |  |
TravelCenters of America LLC |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Capital contribution funded |  | $ 0 | 0 | 7,011
Carrying value |  | 53,055 | 61,159 |
Unrealized (loss) gain on equity securities |  | (8,104) | 22,535 |
TravelCenters of America LLC | Fair Value, Inputs, Level 1 |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Historical cost of securities |  | 24,418 | 24,418 |
Sonesta Agreement |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Equity method investments |  | 112,617 | 62,687 |
Amount of cost basis exceeding book value | $ 8,000 |  |  |
Amortization period | 31 years |  |  |
Amortization of basis difference |  | 260 | 260 | 217
Equity in earnings (losses) of an investee |  |  |  | (9,910)
Liability of the fair value of initial investment |  | 42,000 |  |
Decrease in hotel operating expense |  | 2,484 | 2,484 | $ 2,070
Unamortized balance |  | $ 34,963 | $ 37,447 |
Sonesta International Hotels Corporation |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Noncontrolling interest, ownership percentage |  | 34.00% |  |

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