Accumulated Other Comprehensive Income - Components of Accumulated Other Comprehensive (Loss) Income (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 04, 2015	Apr. 05, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Gains and Losses on Hedging Derivatives	$ 168	$ 471
AOCI reclassification impact on tax	100	200
Cost of Products Sold [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Gains and Losses on Hedging Derivatives	168	471
AOCI reclassification impact on tax	$ 100	$ 200