Investments in Unconsolidated Funds - Summary of Cash Distributions Received from Funds (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Real Estate Investments, Net [Abstract]
Operating distributions received	$ 394	$ 1,551
Capital distributions received	219	2,225
Total distributions received	$ 613	$ 3,776

Proceeds from Equity Method Investment, Operating Distributions

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