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Consolidated Joint Venture and Acquisitions - Gain (Loss) on Remeasurement (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 10, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Acquisition |  |  |
Carrying value of existing investment in the joint venture | $ (1,340,647) |  | $ (1,519,697)
Fashion District Philadelphia |  |  |
Acquisition |  |  |
Fair value of acquired net assets (at 100% ownership) |  | $ 38,262 |
Fair value of the noncontrolling interest | (19,131) |  |
Carrying value of existing investment in the joint venture | (182,429) |  |
Loss on remeasurement of asset | $ (163,298) |  |

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