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Guarantees - Additional Information (Detail) (USD $)
3 Months Ended
Mar. 28, 2015
Guarantees [Abstract]  
Product warranty period 12 to 36 months
Maximum potential amount of future payments under standby letters of credit $ 300,000us-gaap_GuaranteeObligationsMaximumExposure
Liability under standby letters of credit $ 0us-gaap_GuaranteeObligationsCurrentCarryingValue