Basis of Presentation - Nature of Operations (Details) $ in Millions	3 Months Ended
Mar. 31, 2022 USD ($) Subsidiary Property Segment State shares	Dec. 31, 2021 Property
Real Estate Properties [Line Items]
Number of real estate properties	25
Number of states in which entity operates \| State	9
Common stock, conversion ratio	1
Period of conversion	1 year
Redeemable noncontrolling interest, equity, other, fair value \| $	$ 0.6
Limited partners' capital account, units outstanding (in shares) \| shares	1,030,510
Number of subsidiaries \| Subsidiary	2
Number of reportable segments \| Segment	1
FDP Loan Agreement
Real Estate Properties [Line Items]
Debt Balance \| $	$ 194.6
Debt instrument, maturity date	Jan. 22, 2023
Debt instrument extended maturity period	2024-01
Percentage of minimum debt yield covenant	10.00%
Percentage of quarterly debt yield	10.00%
Loan agreement payment condition to achieve projected debt yield	As of June 30, 2022, the debt yield covenant threshold will be 9%, subsequent to which the joint venture would be required to pay down the term loan to achieve a 9% debt yield.
Joint ventures obligations	50.00%
Percentage of guarantee of outstanding debt balance	50.00%
FDP Loan Agreement \| Maximum
Real Estate Properties [Line Items]
Percentage of projected debt yield	9.00%
PREIT Associates, L.P. - Operating Partnership
Real Estate Properties [Line Items]
Interest in the Operating Partnership	98.70%
Mall
Real Estate Properties [Line Items]
Number of real estate properties	20
Other Retail Properties
Real Estate Properties [Line Items]
Number of real estate properties	4
Development Properties
Real Estate Properties [Line Items]
Number of real estate properties	1
Hotel Land Parcels
Real Estate Properties [Line Items]
Number of properties held for sale	2	2
Multifamily Land Parcels
Real Estate Properties [Line Items]
Number of properties held for sale	3	2
Vacant Anchor Box Space
Real Estate Properties [Line Items]
Number of properties held for sale	1	1
Retail Property
Real Estate Properties [Line Items]
Number of properties held for sale	1

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