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Significant Accounting Policies - Schedule of Properties Contributed of Annualized Cash Rent (Details) - Annualized Rent - Customer Concentration | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
One Vanderbilt Avenue |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 14.70% | 16.00% | 14.10%
11 Madison Avenue |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 8.80% | 8.30% | 7.80%
420 Lexington Avenue |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 7.00% | 6.70% | 6.30%
1515 Broadway |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 6.70% | 6.40% | 5.80%
245 Park Avenue |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 6.70% | 5.50% | 10.00%
1185 Avenue of the Americas |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 5.90% | 5.60% | 5.10%
280 Park Avenue |  |  |
Concentration of Credit Risk |  |  |
Percentage of concentration (percent) | 5.20% | 5.50% | 5.10%

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