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Properties, Net - Narrative (Details) $ in Thousands |  |  |  |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 10, 2023 USD ($) property | Dec. 14, 2022 USD ($) property | Jan. 25, 2022 USD ($) | Dec. 30, 2021 USD ($) | Jun. 02, 2021 USD ($) property | Sep. 30, 2023 USD ($) property | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Number of impaired parcels of land | property |  |  |  |  |  | 1 |  |  |
Other |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Number of impaired operating properties | property |  |  |  |  |  | 6 |  |  |
Impairment charges |  |  |  |  |  | $ 252,800 |  |  |
Redshift JV LLC |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Nominal ownership % | 10.00% |  |  |  |  |  |  |  | 10.00%
Quark JV LLC |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Nominal ownership % |  | 10.00% |  |  |  |  |  |  | 10.00%
BRE- COPT 3 |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Nominal ownership % |  |  |  |  | 10.00% |  |  |  | 10.00%
Data Center Shells in Northern Virginia | Disposed of by Sale |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Ownership percentage sold | 90.00% | 90.00% |  |  | 90.00% |  |  |  |
Number of properties sold | property | 3 | 2 |  |  | 2 |  |  |  |
Transaction value | $ 211,300 | $ 67,000 |  |  | $ 118,800 |  |  |  |
Proceeds from sale | $ 190,200 | $ 60,300 |  |  | $ 106,900 |  |  |  |
Disposal, location of gain/loss | Gain on sales of real estate | Gain on sales of real estate |  |  | Gain on sales of real estate |  |  |  |
Gain on disposal | $ 49,400 | $ 19,200 |  |  | $ 40,200 |  |  |  |
Wholesale Data Center | Discontinued Operations, Disposed of by Sale |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Transaction value |  |  | $ 222,500 |  |  |  |  |  |
Discontinued operations, location of gain/loss |  |  | Discontinued operations |  |  |  |  |  |
Gain on disposal, discontinued operations |  |  | $ 28,600 |  |  |  | $ 28,564 | $ 0 |
Other Data Center Shells | Disposed of by Sale |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Proceeds from sale |  |  |  | $ 30,000 |  |  |  |  |
Disposal, location of gain/loss |  |  |  | Gain on sales of real estate |  |  |  |  |
Gain on disposal |  |  |  | $ 25,900 |  |  |  |  |

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