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Summary of Significant Accounting Policies - Revenues (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Accounting Policies [Abstract] |  |  |
Increase in minimum rent due to straight-line rent adjustment | $ 24,789 | $ 10,533 | $ 11,755
Minimum |  |  |
Revenues |  |  |
Management fees as a percentage of gross monthly rental revenue | 1.50% |  |
Maximum |  |  |
Revenues |  |  |
Management fees as a percentage of gross monthly rental revenue | 4.00% |  |

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- Definition Amount of the adjustment to rental revenues to measure escalating leasing revenues on a straight line basis. + References No definition available. + Details
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