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Restructuring and Asset Impairments - Summary of Restructuring Charges (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 29, 2014
Restructuring Cost and Reserve [Line Items]  
Restructuring $ 2.2us-gaap_RestructuringCharges
Asset impairments 1.6us-gaap_AssetImpairmentCharges
Restructuring and asset impairment charges (gains) 3.8us-gaap_RestructuringSettlementAndImpairmentProvisions
North America [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring 2.1us-gaap_RestructuringCharges
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
Asset impairments 0.9us-gaap_AssetImpairmentCharges
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
Restructuring and asset impairment charges (gains) 3.0us-gaap_RestructuringSettlementAndImpairmentProvisions
/ us-gaap_StatementGeographicalAxis
= us-gaap_NorthAmericaMember
United Kingdom [Member]  
Restructuring Cost and Reserve [Line Items]  
Restructuring 0.1us-gaap_RestructuringCharges
/ us-gaap_StatementGeographicalAxis
= country_GB
Asset impairments 0.7us-gaap_AssetImpairmentCharges
/ us-gaap_StatementGeographicalAxis
= country_GB
Restructuring and asset impairment charges (gains) $ 0.8us-gaap_RestructuringSettlementAndImpairmentProvisions
/ us-gaap_StatementGeographicalAxis
= country_GB