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Income Taxes - Summary of Changes in Valuation Allowance on Deferred Tax (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 26, 2021 | Dec. 27, 2020
Valuation allowance rollforward |  |
Balance beginning of year | $ 22,972 | $ 17,303
Charged to costs and expenses | 5,658 | 5,647
Other | (32) | 22
Balance end of year | $ 28,598 | $ 22,972

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- Definition Amount of charge to cost and expense in the valuation allowance for a specified deferred tax asset. + References No definition available. + Details
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Namespace Prefix: | pzza_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Amount of other increase (decrease) in the valuation allowance for a specified deferred tax asset. + References No definition available. + Details
Name: | pzza_ValuationAllowanceDeferredTaxAssetOtherChangeInAmount
Namespace Prefix: | pzza_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Not available. + References No definition available. + Details
Name: | pzza_ValuationAllowanceOnDeferredTaxRollforwardAbstract
Namespace Prefix: | pzza_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319 + Details
Name: | us-gaap_DeferredTaxAssetsValuationAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant