Fair Value Measurements - Schedule of Interest Rate Derivatives (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Included in other assets	$ 12,800	$ 22,608
Interest rate swap | Designated as Hedging Instrument | 731 Lexington Avenue mortgage loan, retail condominium
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Included in other assets	11,880	16,315
Notional Amount	$ 300,000
Swapped Rate	1.76%
Interest rate swap | Designated as Hedging Instrument | Rego Park II shopping center mortgage loan
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Included in other assets	$ 920	1,370
Notional Amount	$ 202,544
Interest cap rate	4.15%
Interest rate swap | Designated as Hedging Instrument | 731 Lexington Avenue mortgage loan, office condominium
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Included in other assets	$ 0	$ 4,923