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EQUITY METHOD INVESTMENTS IN REAL ESTATE VENTURES CARRIED AT FAIR VALUE - Schedule of Investments in Real Estate Ventures (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Equity Method Investment and Joint Venture, Fair Value Change [Roll Forward] |  |
Fair value investments, beginning balance | $ 8,421 |
Investments | 0 | $ 10,506
Distributions | (103) | 0
Change in fair value | (193) | (560)
Fair value investments, ending balance | 6,307 | 8,421
Level 3 |  |
Equity Method Investment and Joint Venture, Fair Value Change [Roll Forward] |  |
Fair value investments, beginning balance | 8,421 | 0
Distributions | (1,921) | (1,525)
Change in fair value | (193) | (560)
Fair value investments, ending balance | $ 6,307 | $ 8,421

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