Significant Accounting Policies (Joint Venture Arrangements) (Detail)	Jun. 30, 2013 Restaurant	Jun. 24, 2012 Restaurant
Star Papa LP [Member]
Redeemable Noncontrolling Interest [Line Items]
Number of Restaurants	78	76
Papa John's Ownership	51.00%	51.00%
Reedeemable Noncontrolling Interest Ownership	49.00%	49.00%
Colonel's Limited LLC [Member]
Redeemable Noncontrolling Interest [Line Items]
Number of Restaurants	52	52
Papa John's Ownership	70.00%	70.00%
Reedeemable Noncontrolling Interest Ownership	30.00%	30.00%
Papa John's Minnesota LLC [Member]
Redeemable Noncontrolling Interest [Line Items]
Number of Restaurants	31
Papa John's Ownership	80.00%
Reedeemable Noncontrolling Interest Ownership	20.00%
Papa John's Denver LLC [Member]
Redeemable Noncontrolling Interest [Line Items]
Number of Restaurants	24
Papa John's Ownership	60.00%
Reedeemable Noncontrolling Interest Ownership	40.00%