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Related Person Transactions (Details) | Mar. 31, 2021 agreement shares
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Five Star |
Related person transactions |
Equity securities investment (in shares) | shares | 10,691,658
Investment owned, percentage of total shares outstanding | 33.80%
RMR LLC |
Related person transactions |
Number of management agreements | agreement | 2
RMR LLC | Five Star |
Related person transactions |
Investment owned, percentage of total shares outstanding | 6.30%

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