Stockholders' Equity (Deficit) - Stockholder Rights Plan (Details)	Oct. 23, 2019	Mar. 06, 2019	Jul. 22, 2018
Rights
Ownership trigger threshold	20.00%	20.00%	15.00%

Minimum percentage of beneficial ownership interest required to exercise rights.

No definition available.

Name:	pzza_MinimumOwnershipInterestRequiredToExerciseRightsPercentage
Namespace Prefix:	pzza_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant