Name:	penn_CapitalLeaseAnnualEscalatorPercentageInFixedComponentOfRentStructureIfRentCoverageRatioThresholdsAreMet
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Data Type:	num:percentItemType
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Period Type:	duration

Represents the adjustment to capital lease component expressed as a percentage of the average change to net revenues from assets under lease during the preceding five years.

No definition available.

Name:	penn_CapitalLeaseComponentAdjustmentAsPercentageOfAverageChangeToNetRevenuesDuringPrecedingFiveYears
Namespace Prefix:	penn_
Data Type:	num:percentItemType
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Represents the adjustment to capital lease component expressed as a percentage of the average change to net revenues from assets under lease during the preceding month.

No definition available.

Name:	penn_CapitalLeaseComponentAdjustmentAsPercentageOfAverageChangeToNetRevenuesDuringPrecedingMonth
Namespace Prefix:	penn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Represents the increase in annual rental expense.

No definition available.

Name:	penn_IncreaseInAnnualRentalExpense
Namespace Prefix:	penn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the initial term of lease.

No definition available.

Name:	penn_LeaseInitialTerm
Namespace Prefix:	penn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Represents the number of lease renewal options.

No definition available.

Name:	penn_LeaseRenewalOptionsNumber
Namespace Prefix:	penn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the term of lease renewal options.

No definition available.

Name:	penn_LeaseRenewalOptionsTerm
Namespace Prefix:	penn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Minimum floor percentage of prospective adjustment based on facility performance per terms of the agreement.

No definition available.

Name:	penn_MinimumFloorOfProspectiveAdjustmentBasedOnFacilityPerformancePercentage
Namespace Prefix:	penn_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

The number of additional facilities added to the Master Lease.

No definition available.

Name:	penn_NumberOfFacilitiesAddedToMasterLease
Namespace Prefix:	penn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of real estate property assets associated with gaming and related facilities under leases.

No definition available.

Name:	penn_NumberOfRealEstatePropertyAssetsAssociatedWithGamingAndRelatedFacilitiesUnderLeases
Namespace Prefix:	penn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The cash outflow for leases.

No definition available.

Name:	penn_PaymentsOfLeases
Namespace Prefix:	penn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the period over which capital lease component is adjusted.

No definition available.

Name:	penn_PeriodOverWhichCapitalLeaseComponentAdjusted
Namespace Prefix:	penn_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Amount of capital lease obligation, assumed at the acquisition date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472

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

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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

Name:	penn_CapitalLeasesByTypeAxis=penn_MasterLeaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=penn_FacilitiesHeldUnderLeasesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
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