Interest Expense on Convertible Senior Notes (Detail) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Debt Instrument
Contractual interest expense on the coupon	$ 121	$ 1,072	$ 432	$ 2,311
Amortization of debt issuance fees recognized as interest expense	64	3,511	130	7,347
Total interest expense on the convertible debt	$ 185	$ 4,583	$ 562	$ 9,658

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration