Fair Value Measurements (Summarizes Of Interest Rate Derivatives) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Fair Value Measurements
Included in other assets	$ 29,351	$ 7,545
Secured Overnight Financing Rate (SOFR)
Fair Value Measurements
Interest cap rate	4.15%
LIBOR
Fair Value Measurements
Interest cap rate	6.00%
731 Lexington Avenue mortgage loan, retail condominium \| Interest rate swap \| Designated as Hedging Instrument
Fair Value Measurements
Included in other assets	$ 26,718	7,545
Notional Amount	$ 300,000
Swapped Rate	1.76%
Rego Park II shopping center mortgage loan \| Interest rate swap \| Designated as Hedging Instrument
Fair Value Measurements
Included in other assets	$ 2,622	0
Notional Amount	202,544
731 Lexington Avenue mortgage loan, office condominium \| Interest rate swap \| Designated as Hedging Instrument
Fair Value Measurements
Included in other assets	11	$ 0
Notional Amount	$ 500,000

Nominal or face amount used to calculate payments on the derivative asset.

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Cap rate on an interest rate derivative such as an interest rate cap or collar. If market rates exceed the cap rate, a payment or receipt is triggered on the contract.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Fixed interest rate related to the interest rate derivative.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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