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Litigation, Commitments and Contingencies (Details)
$ in Millions
2 Months Ended 12 Months Ended
Sep. 30, 2022
USD ($)
Apr. 14, 2022
USD ($)
Feb. 23, 2023
USD ($)
Dec. 25, 2022
USD ($)
Oct. 29, 2018
employee
Pending litigation | Durling et al v. Papa John's International, Inc.          
Loss Contingencies [Line Items]          
Number of employees who opted into the class action | employee         9,571
Exposure from settlement recorded       $ 10.0  
Pending litigation | Durling et al v. Papa John's International, Inc. | Subsequent event          
Loss Contingencies [Line Items]          
Payments for legal settlement     $ 5.0    
Pending litigation | Durling et al v. Papa John's International, Inc. | Maximum          
Loss Contingencies [Line Items]          
Settlement amount $ 20.0        
Settled Litigation | Papa John’s Employee & Franchise Employee Antitrust Litigation          
Loss Contingencies [Line Items]          
Settlement amount   $ 5.0