Segment Information - Reconciliation of Total Segment Income to Consolidated Income Before Provision for Income Taxes (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 15, 2025	Jun. 16, 2024	Jun. 15, 2025	Jun. 16, 2024
Segment Reconciliation [Abstract]
Total Segment Income		$ 273,758	$ 253,565	$ 542,175	$ 513,582
General and administrative - other	[1]	(20,925)	(26,165)	(48,238)	(44,339)
Depreciation and amortization		(20,351)	(20,349)	(40,713)	(40,218)
Non-cash equity-based compensation expense		(10,975)	(10,686)	(21,356)	(22,024)
Loss on sale/disposal of assets		(346)	(237)	(612)	(327)
Refranchising gain (loss)		3,883	(25)	3,883	(158)
Income from operations		225,044	196,103	435,139	406,516
Other (expense) income		(15,974)	11,398	8,053	(7,301)
Interest income		3,829	4,219	7,774	7,958
Interest expense		(44,648)	(44,721)	(90,233)	(90,567)
Income before provision for income taxes		$ 168,251	$ 166,999	$ 360,733	$ 316,606

[1] (1)   Represents corporate administrative costs that have not been allocated to a reportable segment including labor, computer expenses, professional fees, travel and entertainment, rent, insurance and other corporate administrative costs.