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v3.10.0.1

Significant Accounting Policies – Revenue Recognition (Details) | 6 Months Ended
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Jul. 01, 2018
Term of franchise agreement | 10 years
Minimum |
Amortization term of equipment incentives | 3 years
Maximum |
Amortization term of equipment incentives | 5 years

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- Definition The amortization term of equipment incentives. + References No definition available. + Details
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Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition The term of franchise agreements. + References No definition available. + Details
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Namespace Prefix: | pzza_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |