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Fair Value Of Financial Instruments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) agreement	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Increase (Decrease) in Derivative Liabilities	$ 3,200
Amount reclassified from other comprehensive income to interest expense	900
Other comprehensive loss - change in value of interest rate swaps	3,917	$ (5,302)	$ (397)
Prepaid expenses and other assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative Liability	1,500
Fair Value, Measurements, Recurring \| Interest Rate Swap
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Derivative Liability	(1,511)	(4,711)
Accumulated Other Comprehensive loss
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Other comprehensive loss - change in value of interest rate swaps			$ (397)
Accumulated Other Comprehensive loss \| One of our equity method investees
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Other comprehensive loss - change in value of interest rate swaps	700	500
Mortgage Payable
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Mortgage payable	$ 341,579	$ 486,035
Hoboken \| Mortgage Payable
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Number of interest rate swap agreements	2
Notional amount of interest rate swap agreements	$ 56,500
Mortgage payable	$ 56,500
Fixed interest rate of derivative instrument	3.67%
Interest Rate Swap \| Fair Value, Measurements, Recurring \| One of our equity method investees
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Number of interest rate swap agreements \| agreement	2