Parent Company Condensed Statements of Cash Flows (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net cash provided by operating activities	$ 792,062	$ 624,897	$ 590,864
CASH FLOWS FROM INVESTING ACTIVITIES:
Net cash used in investing activities	(70,190)	(31,229)	(106,917)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments of common stock dividends and equivalents	(236,861)	(209,945)	(169,772)
Purchases of common stock	(357,697)	(329,557)	(269,025)
Net cash used in financing activities	(752,093)	(532,223)	(476,358)
Change in cash and cash equivalents, restricted cash and cash equivalents	(28,439)	59,291	7,929
Cash and cash equivalents, beginning of period	186,126	114,098	60,356
Cash and cash equivalents, end of period	125,675	186,126	114,098
Parent Company [Member]
CASH FLOWS FROM OPERATING ACTIVITIES:
Net cash provided by operating activities	584,085	512,014	435,551
CASH FLOWS FROM INVESTING ACTIVITIES:
Investment in subsidiaries	0	0	(6)
Net cash used in investing activities	0	0	(6)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments of common stock dividends and equivalents	(236,861)	(209,945)	(169,772)
Purchases of common stock	(354,656)	(326,995)	(269,025)
Other	7,432	24,926	3,246
Net cash used in financing activities	(584,085)	(512,014)	(435,551)
Change in cash and cash equivalents, restricted cash and cash equivalents	0	0	(6)
Cash and cash equivalents, beginning of period	0	0	6
Cash and cash equivalents, end of period	$ 0	$ 0	$ 0