Supplemental Disclosure of Cash Flow Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2023	Dec. 30, 2022	Dec. 31, 2021
Cash paid during the year:
Income taxes	$ 38,944	$ 40,121	$ 27,912
Non-cash investing and financing activities:
Unrealized loss on investments	0	0	(65)
Vested stock unit awards granted to settle accrued bonus	10,496	10,200	7,637
Right-of-use asset obtained in exchange for operating lease obligation	15,749	9,476	792
Leasehold improvements obtained in exchange for right-of-use asset	3,219	0	0
Accrual for capital expenditures	$ 137	$ 1,017	$ 413