Available Cash From Working Capital Used To Release Collateral Property Securing Credit Facility

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Details

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- Definition

Repayment Of Outstanding Secured Term Loan Under Revolving Credit Facility

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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Balance Type:	credit
Period Type:	duration

- Definition

The charge against earnings in the period to reduce the carrying amount of real property to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6391110&loc=d3e2921-110230

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Mortgage loan related to property sales in noncash investing and financing activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

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Name:	us-gaap_MortgageLoanRelatedToPropertySales1
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Cash received for the sale of real estate that is not part of an investing activity during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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- Details

Name:	us-gaap_CreditFacilityAxis=pei_TwoThousandThirteenRevolvingCreditFacilityMember
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- Details

Name:	us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=pei_ChristianaCenterMember
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Real Estate Activities (Dispositions of Assets for Discontinued Operations)(Detail) (USD $)	3 Months Ended			12 Months Ended			1 Months Ended
	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 31, 2013	Sep. 30, 2013	Feb. 28, 2013
Disposals [Line Items]
Divestitures of goodwill				$ 0	$ 1,494,000	$ 0
Impairment losses	2,300,000us-gaap_ImpairmentOfRealEstate	16,100,000us-gaap_ImpairmentOfRealEstate	1,300,000us-gaap_ImpairmentOfRealEstate
Paxton Towne Centre [Member]
Disposals [Line Items]
Divestitures of goodwill							700,000
Christiana Center [Member]
Disposals [Line Items]
Divestitures of goodwill							800,000
Mortgage loans assumed by buyer								49,200,000
Power Center [Member] \| Mortgage Loans on Real Estate [Member]
Disposals [Line Items]
Proceeds from the sale of property to repay			50,000,000
2010 Credit Facility [Member] \| Mall [Member]
Disposals [Line Items]
Proceeds from the sale of property to repay							11,500,000		35,000,000
Available working capital pay for release							4,500,000
2013 Revolving Credit Facility [Member]
Disposals [Line Items]
Repay borrowings under revolving facility								$ 35,000,000