Fair Value Of Financial Instruments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) agreement	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 28, 2023
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Other comprehensive (loss) income	$ (1,824)	$ 8,569	$ 3,917
Interest Rate Swap
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative Asset	4,700
Fair Value, Measurements, Recurring | Interest Rate Swap
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative Asset	$ 4,668	6,144
Fair Value, Measurements, Recurring | Interest Rate Swap | One of our equity method investees
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Number of interest rate swap agreements | agreement	2
Accumulated Other Comprehensive (loss) income | One of our equity method investees
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Other comprehensive (loss) income	$ (300)	900
Mortgage Payable
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Number of interest rate swap agreements	5
Total notional amounts of interest rate swap agreements	$ 253,600
Mortgage payable	519,144	322,317
Other comprehensive (loss) income	(1,500)
Amount reclassified from other comprehensive income to interest expense	$ (1,900)
Hoboken | Mortgage Payable
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Number of interest rate swap agreements	2
Mortgage payable	$ 53,600
Fixed interest rate of derivative instrument	3.67%
Bethesda Row | Mortgage Payable
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Number of interest rate swap agreements	3
Mortgage payable	$ 200,000	$ 0
Fixed interest rate of derivative instrument	5.03%			5.03%