Commitments and Contingencies - Additional Information (Details)		12 Months Ended
	Mar. 29, 2024 USD ($)	Dec. 31, 2024 USD ($) ft²	Feb. 29, 2024 USD ($)	Dec. 31, 2023 USD ($)	Feb. 16, 2018 USD ($)	Nov. 23, 2014 ft²
Other Commitments [Line Items]
Notes and mortgages payable		$ 3,692,050,000		$ 3,817,050,000
Area of leased properties | ft²		13,800,000
New York State Division Of Taxation And Finance [Member]
Other Commitments [Line Items]
Loss Contingency, Estimate of Possible Loss			$ 0
Minimum [Member] | New York State Division Of Taxation And Finance [Member]
Other Commitments [Line Items]
Loss Contingency, Estimate of Possible Loss					$ 0
Maximum [Member] | New York State Division Of Taxation And Finance [Member]
Other Commitments [Line Items]
Loss Contingency, Estimate of Possible Loss					$ 62,500,000
60 Wall Street [Member]
Other Commitments [Line Items]
Equity method paramount ownership percentage	5.00%	5.00%
Debt instrument modified and extended maturity date	2029-05
Asset		$ 18,028,000
Liability		$ 18,028,000
60 Wall Street [Member] | Non-recourse [Member]
Other Commitments [Line Items]
Notes and mortgages payable	$ 575,000,000
Debt instrument modified and extended maturity date	2029-05
718 Fifth Avenue [Member]
Other Commitments [Line Items]
Equity method paramount ownership percentage		50.00%
Percentage of tenancy-in-common interest in property						50.00%
Put right notice period		12 months
Owned by Affiliate [Member] | 718 Fifth Avenue [Member] | Third Party Affiliate [Member]
Other Commitments [Line Items]
Equity method paramount ownership percentage						25.00%
Owned by Affiliate [Member] | Parent Company [Member] | Put Right Exercised [Member] | 718 Fifth Avenue [Member]
Other Commitments [Line Items]
Pre IPO ownership percentage		25.00%
Owned by Affiliate [Member] | Retail Type Space [Member] | 718 Fifth Avenue [Member]
Other Commitments [Line Items]
Area of leased properties | ft²						19,050