Significant Accounting Policies - Net Income Attributable to Joint Ventures (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 30, 2025	Mar. 31, 2024
Noncontrolling Interest [Line Items]
Nonredeemable noncontrolling interests	$ 91	$ 179
Total net income	9,222	14,636
Corporate Joint Venture
Noncontrolling Interest [Line Items]
Papa John’s International, Inc.	275	592
Redeemable noncontrolling interests	30	99
Nonredeemable noncontrolling interests	91	179
Total net income	$ 396	$ 870