Investments in Partnerships - Summary of Share of Equity in (Loss) Income of Partnerships (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Equity Method Investments And Joint Ventures [Abstract]
Real estate revenue	$ 27,691	$ 33,137	$ 57,580	$ 58,037
Expenses:
Property operating and other expenses	(11,018)	(10,142)	(22,892)	(23,881)
Interest expense	(12,208)	(11,091)	23,962	21,795
Depreciation and amortization	(6,471)	(6,406)	13,126	13,336
Total expenses	(29,697)	(27,639)	59,980	59,012
Net loss	(2,006)	5,498	(2,400)	(975)
Less: Partners’ share	818	(3,005)	817	91
PREIT’s share	(1,188)	2,493	(1,583)	(884)
Amortization of excess investment		(60)		(116)
Equity in (loss) income of partnerships	$ (1,188)	$ 2,433	$ (1,583)	$ (1,000)