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Capital (Tables) | 3 Months Ended
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Mar. 31, 2020
Equity [Abstract] |
Summary of Common Shares Outstanding [Table Text Block] | Detailed below is a roll forward of the Company's common shares outstanding for the three-month periods ended March 31, 2020 and 2019:
|  | Three-Month Period Ended
|  | March 31, 2020 |  | March 31, 2019
Common Shares Outstanding (12/31/2019 and 12/31/2018, respectively) |  | 12,455,758 |  |  | 12,507,213 |
Share Activity: |  |  |  |
Shares repurchased |  | (136,142 | ) |  | (40,110 | )
Common Shares Outstanding (3/31/2020 and 3/31/2019, respectively) |  | 12,319,616 |  |  | 12,467,103 |
Unvested restricted shares outstanding (3/31/2020 and 3/31/2019, respectively) |  | 25,476 |  |  | 21,159 |
Vesting schedule for restricted shares [Table Text Block] | The below table provides details on the Company's restricted shares granted pursuant to share award agreements which are unvested at March 31, 2020:
Grant Recipient |  | Number of Restricted Shares Granted |  | Grant Date |  | Vesting Date(1)
Independent trustees: |  |  |  |  |  |
|  | 15,024 |  |  | September 11, 2019 |  | September 10, 2020
Partially dedicated employees: |  |  |  |  |  |
|  | 3,669 |  |  | December 13, 2019 |  | December 13, 2020
|  | 3,668 |  |  | December 13, 2019 |  | December 13, 2021
|  | 3,115 |  |  | December 11, 2018 |  | December 11, 2020
(1) Date at which such restricted shares will vest and become non-forfeitable.

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