Restructuring activities - Components of, and Changes in Restructuring Accruals (Detail) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
		Oct. 07, 2023	Oct. 07, 2023
Restructuring Cost And Reserve [Line Items]
Charges		$ 179	$ 6,873
Cash payments			(5,444)
Liability balance, ending balance	[1]	1,429	1,429
Employee Severance | VSIP
Restructuring Cost And Reserve [Line Items]
Charges			5,229
Cash payments			(3,800)
Liability balance, ending balance	[1]	1,429	1,429
Employee Severance | RIF
Restructuring Cost And Reserve [Line Items]
Charges			899
Cash payments			(899)
Liability balance, ending balance
Relocation costs
Restructuring Cost And Reserve [Line Items]
Charges		179	745
Cash payments			(745)
Liability balance, ending balance

[1] Recorded in the other accrued liabilities line item of our Condensed Consolidated Balance Sheets.