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Derivative Financial Instruments and Hedging Activities - Additional Information (Detail)
 12 Months Ended
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2012
USD ($)
Dec. 31, 2014
Not Designated As Hedging Instrument [Member]
USD ($)
Dec. 31, 2014
Not Designated As Hedging Instrument [Member]
CAD
Dec. 31, 2013
Not Designated As Hedging Instrument [Member]
USD ($)
Dec. 31, 2013
Not Designated As Hedging Instrument [Member]
CAD
Dec. 31, 2014
Designated As Hedging Instrument [Member]
USD ($)
Dec. 31, 2014
Designated As Hedging Instrument [Member]
CAD
Dec. 31, 2013
Designated As Hedging Instrument [Member]
USD ($)
Dec. 31, 2013
Designated As Hedging Instrument [Member]
CAD
Derivatives, Fair Value [Line Items]                      
Notional amount of derivative contracts       $ 0invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember		 0invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember		 $ 25,000invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember		 27,000invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_NondesignatedMember		 $ 1,300,000invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 1,500,000invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 $ 3,800,000invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember		 4,100,000invest_DerivativeNotionalAmount
/ us-gaap_HedgingDesignationAxis
= us-gaap_DesignatedAsHedgingInstrumentMember
Maturity period for Canadian forward contracts 12 months                    
Gains (losses) from derivative contracts not designated as hedging instruments recognized in net sales from continuing operations 100,000us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet (100,000)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet (400,000)us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet                
Unrealized pretax gain on outstanding derivatives included in accumulated other comprehensive loss expected to be reclassified to net sales from continuing operations within next 12 months $ 43,000us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months