Significant Accounting Policies - Net Income Attributable to Joint Ventures (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 25, 2023	Jun. 30, 2024	Jun. 25, 2023
Noncontrolling Interest [Line Items]
Nonredeemable noncontrolling interests	$ 202	$ 32	$ 381	$ 156
Total net income	12,243	17,768	26,879	40,144
Corporate Joint Venture
Noncontrolling Interest [Line Items]
Papa John’s International, Inc.	739	228	1,331	625
Redeemable noncontrolling interests	91	59	190	105
Nonredeemable noncontrolling interests	202	32	381	156
Total net income	$ 1,032	$ 319	$ 1,902	$ 886