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Investments in Unconsolidated Real Estate Ventures - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019
Investments in Unconsolidated Real Estate Ventures |  |
Schedule of Equity Method Investments [Line Items] |  |
Property Management Fee Revenue | $ 6.7 | $ 6.0
Pacific Life Insurance Company |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership interest in real estate venture | 3.33% |

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