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Investments in Unconsolidated Joint Ventures - Summary of Investments and Income from Investments In Unconsolidated Joint Ventures (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Mar. 29, 2024
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	$ 81,142		$ 85,952
Income (loss) from unconsolidated joint ventures	$ 1,907	$ (1,346)
One Steuart Lane [Member]
Schedule Of Equity Method Investments [Line Items]
Equity method paramount ownership percentage	35.00%
Investments in unconsolidated joint ventures	$ 70,617		76,579
Income (loss) from unconsolidated joint ventures	$ 1,848	691
1600 Broadway [Member]
Schedule Of Equity Method Investments [Line Items]
Equity method paramount ownership percentage	9.20%
Investments in unconsolidated joint ventures	$ 8,004		8,161
Income (loss) from unconsolidated joint ventures	$ 0	1
60 Wall Street [Member]
Schedule Of Equity Method Investments [Line Items]
Equity method paramount ownership percentage	5.00%			5.00%
Investments in unconsolidated joint ventures	$ 2,521		1,212
Income (loss) from unconsolidated joint ventures	59	(1,687)
Other [Member]
Schedule Of Equity Method Investments [Line Items]
Investments in unconsolidated joint ventures	0		$ 0
Income (loss) from unconsolidated joint ventures	$ 0	$ (351)