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Acquisitions and Dispositions (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Apr. 05, 2023 | Feb. 01, 2023 | Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022
Business Acquisition [Line Items] |  |  |  |  |  |  |
Assets held for sale |  |  | $ 0 |  | $ 0 |  | $ 35,538
Gain on disposition of property |  |  | $ 13,565 | $ 27,170 | 29,261 | $ 27,170 |
500 Mamaroneck Avenue | Disposal Group, Disposed of by Sale, Not Discontinued Operations |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Assets held for sale |  |  |  |  |  |  | $ 53,000
Gain on disposition of property | $ 13,600 |  |  |  |  |  |
Estimated post-closing obligations |  |  |  |  | $ 2,000 |  |
69-97 and 103-107 Main Street | Disposal Group, Disposed of by Sale, Not Discontinued Operations |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Assets held for sale |  | $ 40,000 |  |  |  |  |
Gain on disposition of property |  | $ 15,700 |  |  |  |  |

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