Other Comprehensive Income - Components of and Changes in Accumulated Other Comprehensive (loss) Income, Net of Related Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	$ 983,923
Other comprehensive income (loss)	(5,145)	$ 8,159	$ (9,621)
Ending Balance	972,439	983,923
Unrealized Holding Gains (Losses) on Available-for-Sale Securities
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(5,010)	(8,449)	113
Other comprehensive income (loss)	2,205	3,439	(8,562)
Ending Balance	(2,805)	(5,010)	(8,449)
Foreign Currency Translation
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(1,855)	(6,575)	(5,516)
Other comprehensive income (loss)	(7,350)	4,720	(1,059)
Ending Balance	(9,205)	(1,855)	(6,575)
Accumulated Other Comprehensive Income (Loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning Balance	(6,865)	(15,024)	(5,403)
Other comprehensive income (loss)	(5,145)	8,159	(9,621)
Ending Balance	$ (12,010)	$ (6,865)	$ (15,024)