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

Amount of risk retained by the entity before the builders' risk insurance arrangement begins to provide coverage related to property damage.

No definition available.

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

Represents the coverage limit provided by the insurance arrangement for claims related to builders' risk, including delay in completion of the project and property damage.

No definition available.

Name:	penn_BuilderRiskInsurancePolicyLimitAmount
Namespace Prefix:	penn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Represents the number of hours for which casino was closed due to tornado.

No definition available.

Name:	penn_NumberHoursForWhichCasinoClosedDueToTornado
Namespace Prefix:	penn_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Amount before insurance proceeds of gain (loss) income statement effect of each material event or transaction (that would not reasonably be expected to recur in the foreseeable future) that possesses a high degree of abnormality and are clearly unrelated to, or incidentally related to, the ordinary and typical activities of the entity.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 20

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6365513&loc=d3e15138-107781