Warranty - Additional Information (Detail)	3 Months Ended		6 Months Ended
	Jul. 02, 2016	Apr. 02, 2016	Jul. 02, 2016
Product Warranty Liability [Line Items]
Warranty expense, average rate	2.44%	2.32%
Minimum [Member]
Product Warranty Liability [Line Items]
Warranty periods			1 year
Warranty period of the majority of products sold			1 year
Maximum [Member]
Product Warranty Liability [Line Items]
Warranty periods			10 years
Warranty period of the majority of products sold			3 years