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Significant Accounting Policies - Noncontrolling Interests and Foreign Currency Translation (Details) | Dec. 26, 2021 entity restaurant | Dec. 27, 2020 restaurant entity
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Noncontrolling Interests |  |
Number of joint ventures having noncontrolling interests | entity | 4 | 4
Joint ventures |  |
Noncontrolling Interests |  |
Number of Restaurants | restaurant | 188 | 188

X
- Definition Represents the number of joint ventures, which includes noncontrolling interests. + References No definition available. + Details
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Namespace Prefix: | pzza_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of restaurants. + References No definition available. + Details
Name: | us-gaap_NumberOfRestaurants
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=us-gaap_CorporateJointVentureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |