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Organization and Basis of Presentation (Details) | Oct. 15, 2018 property | Dec. 31, 2019 jurisdiction property
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Number of facilities the entity owned, managed, or had ownership interests in |  | 41
Number of jurisdictions in which the entity operates | jurisdiction |  | 19
Pinnacle |  |
Business Acquisition [Line Items] |  |
Number of properties acquired | 12 |

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- Definition The number of jurisdictions in which the entity operates facilities. + References No definition available. + Details
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- Definition Number Of Properties Acquired + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Number of Properties + References No definition available. + Details
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Namespace Prefix: | penn_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Definition 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. + References No definition available. + Details
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- References No definition available. + Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |