Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

Income Taxes (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Apr. 04, 2015
Mar. 29, 2014
Dec. 31, 2014
Income Tax Disclosure [Abstract]      
Income tax provision from continuing operations $ 28.3us-gaap_IncomeTaxExpenseBenefit $ 26.0us-gaap_IncomeTaxExpenseBenefit  
Adjustments made to deferred tax balances (1.3)bc_Adjustmentsmadetodeferredtaxbalances    
Impact of tax rate changes on deferred tax balances   0.4bc_Impactoftaxratechange  
Effective tax rate from continuing operations 33.30%us-gaap_EffectiveIncomeTaxRateContinuingOperations 34.60%us-gaap_EffectiveIncomeTaxRateContinuingOperations  
Gross unrecognized tax benefits, including interest 5.0us-gaap_UnrecognizedTaxBenefits 5.6us-gaap_UnrecognizedTaxBenefits 5.1us-gaap_UnrecognizedTaxBenefits
Possible decrease of total amount of gross unrecognized tax benefits due to settlements with taxing authorities or lapses in the statute of limitations $ 0.3us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit    
Number of months from reporting date for possible decrease of total amount of gross unrecognized tax benefits 12bc_Numberofmonthsfromreportingdateforpossibledecreaseoftotalamountofgrossunrecognizedtaxbenefits