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Investments in Unconsolidated Joint Ventures - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) joint_venture | Sep. 30, 2020 USD ($) extension | Sep. 30, 2021 USD ($) joint_venture | Sep. 30, 2020 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |
Ownership percentage | 20.00% |  | 20.00% |
Number of joint ventures | joint_venture | 3 |  | 3 |
Joint Venture |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Maximum borrowing limit |  | $ 201.0 |  | $ 201.0
Non-recourse loan term |  | 2 years |  | 2 years
Number of extension options | extension |  | 3 |  |
Extension period |  | 1 year |  |
Maximum exposure | $ 161.3 |  | $ 161.3 |
Joint Venture | LIBOR |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Basis spread on variable rate |  | 3.50% |  |
Property management expenses | Joint Venture |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |
Management fee income | $ 2.8 | $ 1.7 | $ 7.4 | $ 3.9

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