Segment Information - Reconciliation of Total Segment Income to Consolidated Income Before Provision for Income Taxes (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
Segment Reconciliation [Abstract]
Total Segment Income		$ 1,183,964	$ 1,106,666	$ 1,026,015
General and administrative - other	[1]	(98,696)	(94,995)	(86,894)
Depreciation and amortization		(88,827)	(87,732)	(80,640)
Non-cash equity-based compensation expense		(44,640)	(43,255)	(37,514)
Loss on sale/disposal of assets		(1,855)	(1,527)	(1,299)
Refranchising gain (loss)		4,028	(158)	(149)
Income from operations		953,974	878,999	819,519
Other (expense) income		(2,544)	22,064	17,713
Interest income		14,880	17,022	11,683
Interest expense		(195,972)	(195,870)	(196,475)
Income before provision for income taxes		$ 770,338	$ 722,215	$ 652,440

[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.