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Investments in Partially Owned Entities (825 Seventh Avenue Office Condominium) (Details) - USD ($) $ in Thousands			6 Months Ended
	Jan. 26, 2026	Jan. 25, 2026	Jun. 30, 2026	Jun. 30, 2025
Schedule Of Equity Method Investments
Repayments of long-term debt			$ 1,415,569	$ 1,278,232
825 Seventh Avenue Office Condominium
Schedule Of Equity Method Investments
Equity method ownership percentage	50.00%
Extension term	9 months
825 Seventh Avenue Office Condominium | Non-Recourse Loan Due 2026
Schedule Of Equity Method Investments
Extension term	15 months
Basis spread on variable rate	2.75%
825 Seventh Avenue Office Condominium | Mortgages payable
Schedule Of Equity Method Investments
Debt amount	$ 48,000	$ 54,000
Repayments of long-term debt		$ 6,000

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