Annual report pursuant to Section 13 and 15(d)

Acquisitions (Details)

v2.4.1.9
Acquisitions (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended 0 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Jul. 31, 2014
Jun. 16, 2014
Business Acquisition [Line Items]        
Goodwill, Acquired During Period $ 8.8us-gaap_GoodwillAcquiredDuringPeriod $ 0us-gaap_GoodwillAcquiredDuringPeriod    
Indefinite-lived Intangible Assets Acquired 3.7us-gaap_IndefinitelivedIntangibleAssetsAcquired 0us-gaap_IndefinitelivedIntangibleAssetsAcquired    
Bell [Member]        
Business Acquisition [Line Items]        
Business Acquisition, Percentage of Voting Interests Acquired     100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ us-gaap_BusinessAcquisitionAxis
= bc_BellMember
 
Net cash consideration paid to acquire business     11.9us-gaap_BusinessCombinationConsiderationTransferred1
/ us-gaap_BusinessAcquisitionAxis
= bc_BellMember
 
Goodwill, Acquired During Period     0.9us-gaap_GoodwillAcquiredDuringPeriod
/ us-gaap_BusinessAcquisitionAxis
= bc_BellMember
 
Bell [Member] | Customer relationships [Member]        
Business Acquisition [Line Items]        
Finite-lived Intangible Assets Acquired     2.0us-gaap_FinitelivedIntangibleAssetsAcquired1
/ us-gaap_BusinessAcquisitionAxis
= bc_BellMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
 
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life     8 years  
Whale [Member]        
Business Acquisition [Line Items]        
Business Acquisition, Percentage of Voting Interests Acquired       100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
Net cash consideration paid to acquire business       29.6us-gaap_BusinessCombinationConsiderationTransferred1
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
Goodwill, Acquired During Period       7.9us-gaap_GoodwillAcquiredDuringPeriod
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
Payments to retire acquiree debt       10.0us-gaap_BusinessCombinationConsiderationTransferredOther1
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
Fair value of identifiable intangible assets acquired       11.9us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
Whale [Member] | Trade names [Member]        
Business Acquisition [Line Items]        
Indefinite-lived Intangible Assets Acquired       3.7us-gaap_IndefinitelivedIntangibleAssetsAcquired
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
/ us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TradeNamesMember
Whale [Member] | Customer relationships [Member]        
Business Acquisition [Line Items]        
Finite-lived Intangible Assets Acquired       6.1us-gaap_FinitelivedIntangibleAssetsAcquired1
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       14 years
Whale [Member] | Patents and proprietary technology [Member]        
Business Acquisition [Line Items]        
Finite-lived Intangible Assets Acquired       $ 2.1us-gaap_FinitelivedIntangibleAssetsAcquired1
/ us-gaap_BusinessAcquisitionAxis
= bc_WhaleMember
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_TechnologyBasedIntangibleAssetsMember
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life       5 years