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Investments in Real Estate Ventures - Schedule of Investments in Real Estate Ventures (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Equity Method Investment and Joint Venture, Fair Value Change [Roll Forward] |  |  |  |
Fair value investments, beginning balance |  |  | $ 7,013 |
Distributions |  |  | (27) | $ 0
Change in fair value | $ 68 | $ (17) | 479 | $ (269)
Fair value investments, ending balance | 6,234 |  | 6,234 |
Fair Value, Inputs, Level 3 |  |  |  |
Equity Method Investment and Joint Venture, Fair Value Change [Roll Forward] |  |  |  |
Fair value investments, beginning balance |  |  | 7,013 |
Investments |  |  | 89 |
Distributions |  |  | (361) |
Change in fair value |  |  | (507) |
Fair value investments, ending balance | $ 6,234 |  | $ 6,234 |

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