Investments in Partnerships - Dispositions (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Schedule of Equity Method Investments [Line Items]
Gain (loss) on sales of interests in real estate		$ 0	$ 1,701	$ 0	$ 1,701
Cash proceeds from sales of real estate				$ 29,713	28,079
Gloucester Premium Outlets
Schedule of Equity Method Investments [Line Items]
Disposal group, percentage of ownership interest	25.00%
Disposal group, consideration	$ 35,400		35,400		35,400
Disposal group, cash	14,100		14,100		14,100
Disposal group, debt assumption	21,400		$ 21,400		$ 21,400
Gain (loss) on sales of interests in real estate	9,100
Cash proceeds from sales of real estate	$ 14,000