Fair Value Measurements - Schedule of Interest Rate Derivatives (Details) - USD ($) $ in Thousands	1 Months Ended
	Jun. 30, 2023	Mar. 31, 2024	Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Included in other assets		$ 18,668	$ 22,608
731 Lexington Avenue
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Purchase	$ 11,258
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		14,878	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		$ 1,293	1,370
Notional Amount		202,544
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		2,497	$ 4,923
Notional Amount		$ 500,000
Interest rate swap | Designated as Hedging Instrument | Secured Overnight Financing Rate (SOFR) | Rego Park II shopping center mortgage loan
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest cap rate		4.15%
Interest rate swap | Designated as Hedging Instrument | Prime Rate | 731 Lexington Avenue mortgage loan, office condominium
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest cap rate		6.00%
Interest rate		8.50%