XML 43 R31.htm IDEA: XBRL DOCUMENT
v3.20.2

Leases - Future Minimum Lease Payments, Lessor Operating Leases, and Lease Guarantees (Details) $ in Millions | 6 Months Ended
--- | ---
Jun. 28, 2020 USD ($) restaurant lease | Jun. 30, 2019 USD ($)
Leases |  |
sublease income | $ 5.0 | $ 4.8
Number of domestic leases for which the Company is contingently liable | lease | 89 |
Estimated maximum amount of undiscounted payments in the event of nonpayment by primary lessees | $ 15.9 |
United Kingdom franchise-owned restaurants |  |
Leases |  |
Number of units leased and subleased | restaurant | 370 |
Initial lease terms on franchised sites | 15 years |

X
- Definition The total contingent liability assumed in the sale of a business. + References No definition available. + Details
Name: | pzza_ContingentLiabilityAssumedInSaleOfBusiness
Namespace Prefix: | pzza_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The number of leases for which the Company is contingently liable. + References No definition available. + Details
Name: | pzza_ContingentLiabilityNumberOfLeases
Namespace Prefix: | pzza_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of units leased as lessor. + References No definition available. + Details
Name: | pzza_LessorOperatingLeasesNumberOfUnits
Namespace Prefix: | pzza_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919359-209981 + Details
Name: | us-gaap_LessorOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of sublease income excluding finance and operating lease expense. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 + Details
Name: | us-gaap_SubleaseIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=pzza_InternationalFranchiseeOwnedRestaurantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |