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Segment Reporting - Allocation for Each Segments (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | --- | ---
Revenue, Major Customer [Line Items] |  |  |
Total Goodwill | $ 78,647 | $ 94,678 |
Total real estate | 2,610,111 | 3,497,256 |
Less: accumulated depreciation and amortization | (550,552) | (644,639) |
Total real estate, net | 2,059,559 | 2,852,617 | $ 4,576,837
Held-for-sale |  |  |
Revenue, Major Customer [Line Items] |  |  |
Total real estate | 64,289 | 26,902 |
Less: accumulated depreciation and amortization | (14,636) | (7,494) |
Total real estate, net | 49,653 | 19,408 |
Industrial |  |  |
Revenue, Major Customer [Line Items] |  |  |
Total Goodwill | 68,373 | 68,373 |
Total real estate | 741,737 | 761,757 |
Less: accumulated depreciation and amortization | (152,353) | (137,738) |
Total real estate, net | 589,384 | 624,019 |
Office |  |  |
Revenue, Major Customer [Line Items] |  |  |
Total Goodwill | 0 | 0 |
Total real estate | 1,505,959 | 2,020,463 |
Less: accumulated depreciation and amortization | (286,136) | (305,829) |
Total real estate, net | 1,219,823 | 1,714,634 |
Other |  |  |
Revenue, Major Customer [Line Items] |  |  |
Total Goodwill | 10,274 | 26,305 |
Total real estate | 362,415 | 715,036 |
Less: accumulated depreciation and amortization | (112,063) | (201,072) |
Total real estate, net | $ 250,352 | $ 513,964 |

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