Investments in Partnerships - Summary of Share of Equity in Loss of Partnerships (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Equity Method Investments and Joint Ventures [Abstract]
Real estate revenue	$ 25,076	$ 27,790	$ 82,656	$ 85,827
Expenses:
Property operating and other expenses	(11,825)	(11,878)	(34,717)	(35,759)
Interest expense	(12,669)	(11,309)	36,631	33,104
Depreciation and amortization	(5,382)	(6,715)	18,508	20,051
Total expenses	(29,876)	(29,902)	89,856	88,914
Net loss	(4,800)	2,112	(7,200)	(3,087)
Less: Partners’ share	2,444	(719)	3,261	810
PREIT’s share	(2,356)	1,393	(3,939)	(2,277)
Amortization of excess investment		(36)		(152)
Equity in loss income of partnerships	$ (2,356)	$ 1,429	$ (3,939)	$ (2,429)