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Significant Accounting Policies (Details) $ in Millions | 3 Months Ended
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Apr. 01, 2017 USD ($)
Cost of Sales [Member] |
Significant Accounting Policies [Line Items] |
Prior Period Reclassification Adjustment | $ 1.1
Selling, General and Administrative Expenses [Member] |
Significant Accounting Policies [Line Items] |
Prior Period Reclassification Adjustment | $ 1.4

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- Definition [Line Items] for Significant Accounting Policies [Table] + References No definition available. + Details
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Namespace Prefix: | bc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of a reclassification adjustment made to prior period financial statement amounts. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |