Restructuring and Related Cost, Number Of Additional Store Closures

No definition available.

Name:	pzza_RestructuringAndRelatedCostNumberOfAdditionalStoreClosures
Namespace Prefix:	pzza_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Restructuring and Related Cost, Number Of Store Closures

+ References

No definition available.

+ Details

Name:	pzza_RestructuringAndRelatedCostNumberOfStoreClosures
Namespace Prefix:	pzza_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Restructuring and Related Cost, Number Of Stores Company Owned

+ References

No definition available.

+ Details

Name:	pzza_RestructuringAndRelatedCostNumberOfStoresCompanyOwned
Namespace Prefix:	pzza_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of costs incurred to date for the specified restructuring cost.

+ References

+ Details

Name:	us-gaap_RestructuringAndRelatedCostCostIncurredToDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount expected to be recognized in earnings for the specified restructuring cost.

+ References

+ Details

Name:	us-gaap_RestructuringAndRelatedCostExpectedCost1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

+ References

+ Details

Name:	us-gaap_RestructuringAndRelatedCostIncurredCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.b.1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4.b.2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479823/420-10-S99-2

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 420
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482017/420-10-50-1

+ Details

Name:	us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of restructuring charges, remediation cost, and asset impairment loss.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

+ Details

Name:	us-gaap_RestructuringSettlementAndImpairmentProvisions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_RestructuringPlanAxis=pzza_EnterpriseTransformationPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestructuringPlanAxis=pzza_InternationalTransformationPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Restructuring - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended
Restructuring - Narrative (Details) $ in Thousands	Jun. 28, 2026 USD ($) store	Jun. 29, 2025 USD ($)	Jun. 28, 2026 USD ($) store	Jun. 29, 2025 USD ($)	Dec. 31, 2027 USD ($)	Dec. 28, 2025 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 3,438	$ 2,451	$ 7,548	$ 4,631
Enterprise Transformation Plan
Restructuring Cost and Reserve [Line Items]
Number of restaurant closures \| store			101
Number of stores company owned \| store			8
Number of additional store closures \| store	17		17
Restructuring and related cost	$ 4,400		$ 8,700
Restructuring related costs incurred since commencement of the plan	16,400		16,400
Restructuring costs	4,416		8,706
Enterprise Transformation Plan \| Forecast \| Minimum
Restructuring Cost and Reserve [Line Items]
Estimated pre-tax restructuring related costs					$ 24,000
Enterprise Transformation Plan \| Forecast \| Maximum
Restructuring Cost and Reserve [Line Items]
Estimated pre-tax restructuring related costs					$ 31,000
International Transformation Plan
Restructuring Cost and Reserve [Line Items]
Restructuring related costs incurred since commencement of the plan						$ 34,400
Restructuring costs	$ 0	$ 2,500	$ 0	$ 4,600