Name:	ptry_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantedInPeriodFairValue
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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

Share Based Compensation Arrangement By Share Based Payment Award Options And Equity Instruments Fair Value

No definition available.

Name:	ptry_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAndEquityInstrumentsFairValue
Namespace Prefix:	ptry_
Data Type:	xbrli:monetaryItemType
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Share Based Compensation Arrangement By Share Based Payment Award Options And Equity Instruments Grants In Period

No definition available.

Name:	ptry_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAndEquityInstrumentsGrantsInPeriod
Namespace Prefix:	ptry_
Data Type:	xbrli:sharesItemType
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Period Type:	duration

Share Based Compensation Arrangement By Share Based Payment Award Options Granted In Period Fair Value

No definition available.

Name:	ptry_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedInPeriodFairValue
Namespace Prefix:	ptry_
Data Type:	xbrli:monetaryItemType
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Period Type:	duration

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(2)(c)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
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- Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Net number of share options (or share units) granted during the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iv)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph b(1)(d)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.