Components of, and Changes in Restructuring Accruals (Detail) - USD ($) $ in Thousands		9 Months Ended
		Oct. 03, 2020	Oct. 05, 2019
Restructuring Cost And Reserve [Line Items]
Liability balance, beginning balance		$ 1,624	$ 401
Charges		9,474	1,212
Cash payments		(9,644)	(897)
Liability balance, ending balance	[1]	1,454	716
VSIP
Restructuring Cost And Reserve [Line Items]
Liability balance, beginning balance		174	174
Charges		2,184
Cash payments		(1,642)
Liability balance, ending balance	[1]	716	174
RIF
Restructuring Cost And Reserve [Line Items]
Charges		5,226
Cash payments		(4,714)
Liability balance, ending balance	[1]	512
Employee Termination Benefits
Restructuring Cost And Reserve [Line Items]
Liability balance, beginning balance	[2]	1,450	227
Charges	[2]	(149)	959
Cash payments	[2]	(1,075)	(644)
Liability balance, ending balance	[1],[2]	226	542
Distribution Network Optimization
Restructuring Cost And Reserve [Line Items]
Charges		2,213
Cash payments		$ (2,213)
Reorganization Costs
Restructuring Cost And Reserve [Line Items]
Charges	[3]		253
Cash payments	[3]		$ (253)

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

[2] Employee termination benefits are not related to the VSIP.

[3] Reorganization costs include employee relocation expenses.