Financial Instruments and Risk Management (Fair Values of Derivative Instruments) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 28, 2014	Dec. 28, 2013
Derivatives, Fair Value [Line Items]
Fair value of assets and liabilities	$ (1,072)	$ 974
Other current assets
Derivatives, Fair Value [Line Items]
Total derivative assets	70	1,002
Other current assets | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total derivative assets	49	32
Other current assets | Non-hedges
Derivatives, Fair Value [Line Items]
Total derivative assets	21	970
Accrued liabilities
Derivatives, Fair Value [Line Items]
Total derivative liabilities	(1,142)	(28)
Accrued liabilities | Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total derivative liabilities	(856)	0
Accrued liabilities | Non-hedges
Derivatives, Fair Value [Line Items]
Total derivative liabilities	$ (286)	$ (28)