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Financial Instruments and Risk Management (Additional Information) (Details) (Interest Rate Swap [Member])
3 Months Ended
Mar. 28, 2015
Interest Rate Swap [Member]
 
Financial Instruments And Derivatives [Line Items]  
Number of interest rate swap agreements 1us-gaap_NumberOfInterestRateDerivativesHeld
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateSwapMember
Financial instrument expiration date Oct. 06, 2017