Restructuring activities - Components of, and Changes in Restructuring Accruals (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 28, 2024	Dec. 30, 2023
Restructuring Cost And Reserve [Line Items]
Liability balance, beginning balance	[1]	$ 1,429
Charges		7,403	$ 7,099
Cash payments		(8,746)
Liability balance, ending balance	[1]	86	1,429
Employee Severance | 2023 VSIP
Restructuring Cost And Reserve [Line Items]
Liability balance, beginning balance	[1]	1,429
Charges		0	5,229
Cash payments		(1,429)
Liability balance, ending balance	[1]	0	1,429
Employee Severance | 2024 RIF
Restructuring Cost And Reserve [Line Items]
Liability balance, beginning balance	[1]	0
Charges	[2]	7,403
Cash payments		(7,317)
Liability balance, ending balance	[1]	$ 86	0
Relocation costs
Restructuring Cost And Reserve [Line Items]
Charges			$ 971

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

[2] Presented on our Consolidated Statements of Income.