Interest Expense on Convertible Senior Notes (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Debt Instrument
Contractual interest expense on the coupon	$ 74	$ 159	$ 312	$ 592
Amortization of the issue fees recognized as interest expense	0	43	113	173
Total interest expense on the convertible debt	$ 74	$ 202	$ 425	$ 765