Available Cash From Working Capital Used to Repay Mortgage Debt

No definition available.

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Namespace Prefix:	pei_
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- Definition

Debt Instrument, Potential Increase

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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- Details

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- Definition

Proceeds from Sales of real estate assets used to pay unsecured debt

+ References

No definition available.

+ Details

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- Definition

Proceeds from Secured Mortgage Loans

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

Repayment Of Mortgage Secured Loan

+ References

No definition available.

+ Details

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- Definition

Revolving Facility Debt Used to Repay Mortgage Debt

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Details

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Financing Activity (Mortgage Loan Activity) (Detail) (USD $)	12 Months Ended	1 Months Ended				0 Months Ended	1 Months Ended
	Dec. 31, 2014	Feb. 28, 2013	Mar. 31, 2010	Oct. 31, 2009	Sep. 30, 2009	Jul. 28, 2014	Jul. 31, 2014	Sep. 30, 2013	Sep. 30, 2011	Aug. 31, 2011
Francis Scott Key Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Amount Financed or Extended (in millions of dollars)	62,600,000
Potential increase	5,800,000
Francis Scott Key Mall [Member] \| Mortgages [Member] \| LIBOR [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	2.60%
Lycoming Mall [Member]
Mortgage Loan Activity [Line Items]
Proceeds from secured mortgage loans		2,100,000	2,500,000	5,000,000	28,000,000
Lycoming Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Amount Financed or Extended (in millions of dollars)	35,500,000	33,400,000
Lycoming Mall [Member] \| Mortgages [Member] \| LIBOR [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	2.75%	2.75%
Viewmont Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Amount Financed or Extended (in millions of dollars)	48,000,000
Viewmont Mall [Member] \| Mortgages [Member] \| LIBOR [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	2.60%
Dartmouth Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Amount Financed or Extended (in millions of dollars)	67,000,000
Stated Interest Rate	3.97%
Logan Valley Mall [Member]
Mortgage Loan Activity [Line Items]
Proceeds from secured mortgage loans										68,000,000
Repayment Of mortgage secured loan						51,000,000		12,000,000	5,000,000
Available Cash From Working Capital Used to Repay Mortgage Debt							1,000,000
Logan Valley Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Amount Financed or Extended (in millions of dollars)	51,000,000
Logan Valley Mall [Member] \| Mortgages [Member] \| LIBOR [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	2.10%
Wyoming Valley Mall [Member]
Mortgage Loan Activity [Line Items]
Repayment Of mortgage secured loan								65,000,000
Wyoming Valley Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Amount Financed or Extended (in millions of dollars)	78,000,000
Stated Interest Rate	5.17%
New River Valley Mall [Member] \| Mortgages [Member] \| LIBOR [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	3.00%
Capital City Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	5.30%
Christiana Center [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	4.64%
Cumberland Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	4.40%
Cherry Hill Mall [Member] \| Mortgages [Member]
Mortgage Loan Activity [Line Items]
Stated Interest Rate	3.90%
The Gallery at Market East [Member]
Mortgage Loan Activity [Line Items]
Repayment Of mortgage secured loan						25,800,000
2013 Revolving Credit Facility [Member]
Mortgage Loan Activity [Line Items]
Revolving Facility Debt Used to Repay Mortgage Debt							50,000,000
Proceeds from Sales of real estate assets used to pay unsecured debt							$ 50,000,000