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Financial Instruments - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
0 Months Ended 3 Months Ended
Mar. 31, 2015
Mar. 31, 2015
Mar. 31, 2014
Derivative [Line Items]      
Net settlement asset $ 2.9fbhs_SettlementOfForeignCurrencyContracts    
Estimated amount of net foreign currency derivative losses in other comprehensive income reclassified to earnings 2.7us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months 2.7us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months  
Cash flow hedge [Member]      
Derivative [Line Items]      
Net (losses) gains recognized in OCI   3.9us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
(0.3)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
Foreign exchange contracts [Member]      
Derivative [Line Items]      
Notional amount of foreign currency derivative hedges $ 240.7invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
$ 240.7invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember