<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <Version>2.4.0.8</Version>
  <ProcessingTime />
  <ReportFormat>HtmlAndXml</ReportFormat>
  <ContextCount>461</ContextCount>
  <ElementCount>402</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>92</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>6</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00001000 - Document - Document and Entity Information Document</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/DocumentAndEntityInformationDocument</Role>
      <ShortName>Document and Entity Information Document</ShortName>
      <XmlFileName>R1.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>11002000 - Statement - Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfOperationsQuarterEnd</Role>
      <ShortName>Consolidated Statements of Operations</ShortName>
      <XmlFileName>R2.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>11003000 - Statement - Consolidated Statements of Comprehensive Income</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfComprehensiveIncomeQuarterEnd</Role>
      <ShortName>Consolidated Statements of Comprehensive Income</ShortName>
      <XmlFileName>R3.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>11003001 - Statement - Consolidated Statements of Comprehensive Income Parenthetical</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfComprehensiveIncomeParentheticalQuarterEnd</Role>
      <ShortName>Consolidated Statements of Comprehensive Income Parenthetical</ShortName>
      <XmlFileName>R4.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>11004000 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedBalanceSheetsQuarterEnd</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <XmlFileName>R5.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>11004501 - Statement - Consolidated Balance Sheets Parenthetical</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedBalanceSheetsParentheticalQuarterEnd</Role>
      <ShortName>Consolidated Balance Sheets Parenthetical</ShortName>
      <XmlFileName>R6.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>11007000 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfCashFlowsQuarterEnd</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <XmlFileName>R7.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>12101100 - Disclosure - Nature of Operations and Consolidation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/NatureOfOperationsAndConsolidationQuarterEnd</Role>
      <ShortName>Nature of Operations and Consolidation</ShortName>
      <XmlFileName>R8.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>12104100 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesQuarterEnd</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <XmlFileName>R9.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>12110100 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/IncomeTaxesQuarterEnd</Role>
      <ShortName>Income Taxes</ShortName>
      <XmlFileName>R10.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>12113100 - Disclosure - Net Income Per Common Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/NetIncomePerCommonShareQuarterEnd</Role>
      <ShortName>Net Income Per Common Share</ShortName>
      <XmlFileName>R11.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>12119100 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/DebtQuarterEnd</Role>
      <ShortName>Debt</ShortName>
      <XmlFileName>R12.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>12131100 - Disclosure - Retirement and Benefit Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansQuarterEnd</Role>
      <ShortName>Retirement and Benefit Plans</ShortName>
      <XmlFileName>R13.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>12140100 - Disclosure - Stock-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/StockBasedCompensationQuarterEnd</Role>
      <ShortName>Stock-Based Compensation</ShortName>
      <XmlFileName>R14.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>12143100 - Disclosure - Stockholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/StockholdersEquityQuarterEnd</Role>
      <ShortName>Stockholders' Equity</ShortName>
      <XmlFileName>R15.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>12146100 - Disclosure - Outsourcing Services Agreement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/OutsourcingServicesAgreementQuarterEnd</Role>
      <ShortName>Outsourcing Services Agreement</ShortName>
      <XmlFileName>R16.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>12147100 - Disclosure - Transactions With Related Party</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/TransactionsWithRelatedPartyQuarterEnd</Role>
      <ShortName>Transactions With Related Party</ShortName>
      <XmlFileName>R17.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>12148100 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationQuarterEnd</Role>
      <ShortName>Segment Information</ShortName>
      <XmlFileName>R18.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>12149100 - Disclosure - Commitments, Legal Proceedings and Contingencies, and Guarantees</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/CommitmentsLegalProceedingsAndContingenciesAndGuaranteesQuarterEnd</Role>
      <ShortName>Commitments, Legal Proceedings and Contingencies, and Guarantees</ShortName>
      <XmlFileName>R19.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>12150100 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SubsequentEventsQuarterEnd</Role>
      <ShortName>Subsequent Events</ShortName>
      <XmlFileName>R20.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>12151100 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationQuarterEnd</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information</ShortName>
      <XmlFileName>R21.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>12204201 - Disclosure - Level 2 Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level2SummaryOfSignificantAccountingPoliciesPoliciesQuarterEnd</Role>
      <ShortName>Level 2 Summary of Significant Accounting Policies (Policies)</ShortName>
      <XmlFileName>R22.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>12304302 - Disclosure - Level 3 Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level3SummaryOfSignificantAccountingPoliciesTablesQuarterEnd</Role>
      <ShortName>Level 3 Summary of Significant Accounting Policies (Tables)</ShortName>
      <XmlFileName>R23.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>12310301 - Disclosure - Income Taxes Level 3 Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/IncomeTaxesLevel3IncomeTaxesTablesQuarterEnd</Role>
      <ShortName>Income Taxes Level 3 Income Taxes (Tables)</ShortName>
      <XmlFileName>R24.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>12313301 - Disclosure - Net Income Per Common Share Level 3 Net Income Per Common Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/NetIncomePerCommonShareLevel3NetIncomePerCommonShareTablesQuarterEnd</Role>
      <ShortName>Net Income Per Common Share Level 3 Net Income Per Common Share (Tables)</ShortName>
      <XmlFileName>R25.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>12319301 - Disclosure - Level 3 Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level3DebtTablesQuarterEnd</Role>
      <ShortName>Level 3 Debt (Tables)</ShortName>
      <XmlFileName>R26.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>12331301 - Disclosure - Level 3 Retirement and Benefit Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level3RetirementAndBenefitPlansTablesQuarterEnd</Role>
      <ShortName>Level 3 Retirement and Benefit Plans (Tables)</ShortName>
      <XmlFileName>R27.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>12340301 - Disclosure - Stock-Based Compensation Level 3 Stock-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/StockBasedCompensationLevel3StockBasedCompensationTablesQuarterEnd</Role>
      <ShortName>Stock-Based Compensation Level 3 Stock-Based Compensation (Tables)</ShortName>
      <XmlFileName>R28.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>12343301 - Disclosure - Stockholders' Equity Level 3 Stockholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/StockholdersEquityLevel3StockholdersEquityTablesQuarterEnd</Role>
      <ShortName>Stockholders' Equity Level 3 Stockholders' Equity (Tables)</ShortName>
      <XmlFileName>R29.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>12348301 - Disclosure - Level 3 Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level3SegmentInformationTablesQuarterEnd</Role>
      <ShortName>Level 3 Segment Information (Tables)</ShortName>
      <XmlFileName>R30.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>12351301 - Disclosure - Level 3 Consolidating Guarantor and Nonguarantor Financial Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level3ConsolidatingGuarantorAndNonguarantorFinancialInformationTablesQuarterEnd</Role>
      <ShortName>Level 3 Consolidating Guarantor and Nonguarantor Financial Information (Tables)</ShortName>
      <XmlFileName>R31.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>12401401 - Disclosure - Nature of Operations and Consolidation Level 4 Nature of Operations and Consolidation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/NatureOfOperationsAndConsolidationLevel4NatureOfOperationsAndConsolidationDetailsQuarterEnd</Role>
      <ShortName>Nature of Operations and Consolidation Level 4 Nature of Operations and Consolidation (Details)</ShortName>
      <XmlFileName>R32.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>12404403 - Disclosure - Level 4 Summary of Significant Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4SummaryOfSignificantAccountingPoliciesDetailsQuarterEnd</Role>
      <ShortName>Level 4 Summary of Significant Accounting Policies (Details)</ShortName>
      <XmlFileName>R33.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>12404404 - Disclosure - Summary of Significant Accounting Policies Level 4 Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel4InventoriesDetailsQuarterEnd</Role>
      <ShortName>Summary of Significant Accounting Policies Level 4 Inventories (Details)</ShortName>
      <XmlFileName>R34.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>12404405 - Disclosure - Summary of Significant Accounting Policies Level 4 Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel4PropertyAndEquipmentDetailsQuarterEnd</Role>
      <ShortName>Summary of Significant Accounting Policies Level 4 Property and Equipment (Details)</ShortName>
      <XmlFileName>R35.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>12410402 - Disclosure - Level 4 Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4IncomeTaxesDetailsQuarterEnd</Role>
      <ShortName>Level 4 Income Taxes (Details)</ShortName>
      <XmlFileName>R36.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>12413402 - Disclosure - Level 4 Net Income Per Common Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4NetIncomePerCommonShareDetailsQuarterEnd</Role>
      <ShortName>Level 4 Net Income Per Common Share (Details)</ShortName>
      <XmlFileName>R37.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>12419402 - Disclosure - Level 4 Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4DebtDetailsQuarterEnd</Role>
      <ShortName>Level 4 Debt (Details)</ShortName>
      <XmlFileName>R38.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>12419403 - Disclosure - Debt Level 4 Asset-Based Revolving Credit Facilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/DebtLevel4AssetBasedRevolvingCreditFacilitiesDetailsQuarterEnd</Role>
      <ShortName>Debt Level 4 Asset-Based Revolving Credit Facilities (Details)</ShortName>
      <XmlFileName>R39.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>12431402 - Disclosure - Level 4 Retirement and Benefit Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4RetirementAndBenefitPlansDetailsQuarterEnd</Role>
      <ShortName>Level 4 Retirement and Benefit Plans (Details)</ShortName>
      <XmlFileName>R40.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>12440402 - Disclosure - Level 4 Stock-Based Compensation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4StockBasedCompensationDetailsQuarterEnd</Role>
      <ShortName>Level 4 Stock-Based Compensation (Details)</ShortName>
      <XmlFileName>R41.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>12443402 - Disclosure - Level 4 Stockholders' Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4StockholdersEquityDetailsQuarterEnd</Role>
      <ShortName>Level 4 Stockholders' Equity (Details)</ShortName>
      <XmlFileName>R42.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>12446401 - Disclosure - Level 4 Outsourcing Services Agreement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4OutsourcingServicesAgreementDetailsQuarterEnd</Role>
      <ShortName>Level 4 Outsourcing Services Agreement (Details)</ShortName>
      <XmlFileName>R43.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>12447401 - Disclosure - Level 4 Transactions With Related Party (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4TransactionsWithRelatedPartyDetailsQuarterEnd</Role>
      <ShortName>Level 4 Transactions With Related Party (Details)</ShortName>
      <XmlFileName>R44.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>12448402 - Disclosure - Level 4 Segment Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4SegmentInformationDetailsQuarterEnd</Role>
      <ShortName>Level 4 Segment Information (Details)</ShortName>
      <XmlFileName>R45.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>12448403 - Disclosure - Segment Information Level 4 Reconciliation of Net Income (Loss) to EBITDA (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationLevel4ReconciliationOfNetIncomeLossToEbitdaDetailsQuarterEnd</Role>
      <ShortName>Segment Information Level 4 Reconciliation of Net Income (Loss) to EBITDA (Details)</ShortName>
      <XmlFileName>R46.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>12450402 - Disclosure - Subsequent Events Level 4 Subsequent Event - Acquisition (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SubsequentEventsLevel4SubsequentEventAcquisitionDetailsQuarterEnd</Role>
      <ShortName>Subsequent Events Level 4 Subsequent Event - Acquisition (Details)</ShortName>
      <XmlFileName>R47.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>12450403 - Disclosure - Subsequent Events Level 4 Subsequent Event - Secondary (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SubsequentEventsLevel4SubsequentEventSecondaryDetailsQuarterEnd</Role>
      <ShortName>Subsequent Events Level 4 Subsequent Event - Secondary (Details)</ShortName>
      <XmlFileName>R48.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>12451402 - Disclosure - Level 4 Consolidating Statements of Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4ConsolidatingStatementsOfComprehensiveIncomeLossDetailsQuarterEnd</Role>
      <ShortName>Level 4 Consolidating Statements of Comprehensive Income (Loss) (Details)</ShortName>
      <XmlFileName>R49.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>12451403 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationLevel4ConsolidatingBalanceSheetsDetailsQuarterEnd</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Balance Sheets (Details)</ShortName>
      <XmlFileName>R50.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>12451404 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Statements of Cash Flows (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationLevel4ConsolidatingStatementsOfCashFlowsDetailsQuarterEnd</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Statements of Cash Flows (Details)</ShortName>
      <XmlFileName>R51.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>21001000 - Statement - Consolidated Statements of Operations</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfOperations</Role>
      <ShortName>Consolidated Statements of Operations</ShortName>
      <XmlFileName>R52.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>21002000 - Statement - Consolidated Statements of Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfComprehensiveIncomeLoss</Role>
      <ShortName>Consolidated Statements of Comprehensive Income (Loss)</ShortName>
      <XmlFileName>R53.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>21003000 - Statement - Consolidated Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedBalanceSheets</Role>
      <ShortName>Consolidated Balance Sheets</ShortName>
      <XmlFileName>R54.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>21003001 - Statement - Consolidated Balance Sheets Parenthetical</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Balance Sheets Parenthetical</ShortName>
      <XmlFileName>R55.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>21004000 - Statement - Consolidated Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfCashFlows</Role>
      <ShortName>Consolidated Statements of Cash Flows</ShortName>
      <XmlFileName>R56.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>21005000 - Statement - Consolidated Statements of Stockholder's Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatedStatementsOfStockholdersEquity</Role>
      <ShortName>Consolidated Statements of Stockholder's Equity</ShortName>
      <XmlFileName>R57.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>22104100 - Disclosure - Nature of Operations and Basis of Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/NatureOfOperationsAndBasisOfPresentation</Role>
      <ShortName>Nature of Operations and Basis of Presentation</ShortName>
      <XmlFileName>R58.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>22110100 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <XmlFileName>R59.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>22119100 - Disclosure - Outsourcing Services Agreement</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/OutsourcingServicesAgreement</Role>
      <ShortName>Outsourcing Services Agreement</ShortName>
      <XmlFileName>R60.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>22131100 - Disclosure - Transactions With Related Parties</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/TransactionsWithRelatedParties</Role>
      <ShortName>Transactions With Related Parties</ShortName>
      <XmlFileName>R61.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>22143100 - Disclosure - Other (Income) Expense</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/OtherIncomeExpense</Role>
      <ShortName>Other (Income) Expense</ShortName>
      <XmlFileName>R62.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>22146100 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <XmlFileName>R63.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>22149100 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <XmlFileName>R64.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>22152100 - Disclosure - Goodwill and Intangible Assets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/GoodwillAndIntangibleAssets</Role>
      <ShortName>Goodwill and Intangible Assets</ShortName>
      <XmlFileName>R65.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>22154100 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Debt</Role>
      <ShortName>Debt</ShortName>
      <XmlFileName>R66.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>22155100 - Disclosure - Financial Instrument Risk</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/FinancialInstrumentRisk</Role>
      <ShortName>Financial Instrument Risk</ShortName>
      <XmlFileName>R67.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>22156100 - Disclosure - Retirement and Benefit Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlans</Role>
      <ShortName>Retirement and Benefit Plans</ShortName>
      <XmlFileName>R68.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>22157100 - Disclosure - Long-Term Incentive Compensation Plans</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/LongTermIncentiveCompensationPlans</Role>
      <ShortName>Long-Term Incentive Compensation Plans</ShortName>
      <XmlFileName>R69.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>22158100 - Disclosure - Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Equity</Role>
      <ShortName>Equity</ShortName>
      <XmlFileName>R70.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>22159100 - Disclosure - Segment Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformation</Role>
      <ShortName>Segment Information</ShortName>
      <XmlFileName>R71.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>22161100 - Disclosure - Commitments, Legal Proceedings and Contingencies, and Guarantees</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/CommitmentsLegalProceedingsAndContingenciesAndGuarantees</Role>
      <ShortName>Commitments, Legal Proceedings and Contingencies, and Guarantees</ShortName>
      <XmlFileName>R72.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>22162100 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <XmlFileName>R73.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>22163100 - Disclosure - Quarterly Results of Operations (unaudited)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/QuarterlyResultsOfOperationsUnaudited</Role>
      <ShortName>Quarterly Results of Operations (unaudited)</ShortName>
      <XmlFileName>R74.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>22164100 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformation</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information</ShortName>
      <XmlFileName>R75.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>22210201 - Disclosure - Summary of Significant Accounting Policies Level 2 Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel2SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies Level 2 Summary of Significant Accounting Policies (Policies)</ShortName>
      <XmlFileName>R76.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>22259201 - Disclosure - Segment Information Level 2 Segment Information (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationLevel2SegmentInformationPolicies</Role>
      <ShortName>Segment Information Level 2 Segment Information (Policies)</ShortName>
      <XmlFileName>R77.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>22310302 - Disclosure - Summary of Significant Accounting Policies Level 3 Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel3SummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies Level 3 Summary of Significant Accounting Policies (Tables)</ShortName>
      <XmlFileName>R78.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>22331301 - Disclosure - Transactions With Related Parties Level 3 Transactions With Related Parties (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/TransactionsWithRelatedPartiesLevel3TransactionsWithRelatedPartiesTables</Role>
      <ShortName>Transactions With Related Parties Level 3 Transactions With Related Parties (Tables)</ShortName>
      <XmlFileName>R79.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>22343301 - Disclosure - Other (Income) Expense Level 3 Other (Income) Expense (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/OtherIncomeExpenseLevel3OtherIncomeExpenseTables</Role>
      <ShortName>Other (Income) Expense Level 3 Other (Income) Expense (Tables)</ShortName>
      <XmlFileName>R80.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>22346301 - Disclosure - Leases Level 3 Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/LeasesLevel3LeasesTables</Role>
      <ShortName>Leases Level 3 Leases (Tables)</ShortName>
      <XmlFileName>R81.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>22352301 - Disclosure - Goodwill and Intangible Assets Level 3 Goodwill (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/GoodwillAndIntangibleAssetsLevel3GoodwillTables</Role>
      <ShortName>Goodwill and Intangible Assets Level 3 Goodwill (Tables)</ShortName>
      <XmlFileName>R82.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>22354301 - Disclosure - Debt Level 3 Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/DebtLevel3DebtTables</Role>
      <ShortName>Debt Level 3 Debt (Tables)</ShortName>
      <XmlFileName>R83.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>22356301 - Disclosure - Retirement and Benefit Plans Level 3 Retirement and Benfit Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel3RetirementAndBenfitPlansTables</Role>
      <ShortName>Retirement and Benefit Plans Level 3 Retirement and Benfit Plans (Tables)</ShortName>
      <XmlFileName>R84.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>22357301 - Disclosure - Long-Term Incentive Compensation Plans Level 3 Redeemable equity units disclosure (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/LongTermIncentiveCompensationPlansLevel3RedeemableEquityUnitsDisclosureTables</Role>
      <ShortName>Long-Term Incentive Compensation Plans Level 3 Redeemable equity units disclosure (Tables)</ShortName>
      <XmlFileName>R85.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>22358301 - Disclosure - Equity Level 3 Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/EquityLevel3EquityTables</Role>
      <ShortName>Equity Level 3 Equity (Tables)</ShortName>
      <XmlFileName>R86.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>22359302 - Disclosure - Segment Information Level 3 Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationLevel3SegmentInformationTables</Role>
      <ShortName>Segment Information Level 3 Segment Information (Tables)</ShortName>
      <XmlFileName>R87.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>22362301 - Disclosure - Subsequent Events Level 3 Subsequent Events (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SubsequentEventsLevel3SubsequentEventsTables</Role>
      <ShortName>Subsequent Events Level 3 Subsequent Events (Tables)</ShortName>
      <XmlFileName>R88.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>22363301 - Disclosure - Quarterly Results of Operations (unaudited) Level 3 Quarterly Results of Operations (unautdited) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/QuarterlyResultsOfOperationsUnauditedLevel3QuarterlyResultsOfOperationsUnautditedTables</Role>
      <ShortName>Quarterly Results of Operations (unaudited) Level 3 Quarterly Results of Operations (unautdited) (Tables)</ShortName>
      <XmlFileName>R89.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>22364301 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information Level 3 Consolidating Guarantor and Nonguarantor Financial Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationLevel3ConsolidatingGuarantorAndNonguarantorFinancialInformationTables</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information Level 3 Consolidating Guarantor and Nonguarantor Financial Information (Tables)</ShortName>
      <XmlFileName>R90.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>22404401 - Disclosure - Nature of Operations and Basis of Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/NatureOfOperationsAndBasisOfPresentationDetails</Role>
      <ShortName>Nature of Operations and Basis of Presentation (Details)</ShortName>
      <XmlFileName>R91.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>22410403 - Disclosure - Summary of Significant Accounting Policies  Level 4 Summary of Significant Accounting Policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel4SummaryOfSignificantAccountingPoliciesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies  Level 4 Summary of Significant Accounting Policies (Details)</ShortName>
      <XmlFileName>R92.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>22410404 - Disclosure - Summary of Significant Accounting Policies Level 4 Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel4InventoriesDetails</Role>
      <ShortName>Summary of Significant Accounting Policies Level 4 Inventories (Details)</ShortName>
      <XmlFileName>R93.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>22410405 - Disclosure - Summary of Significant Accounting Policies Level 4 Property and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SummaryOfSignificantAccountingPoliciesLevel4PropertyAndEquipmentDetails</Role>
      <ShortName>Summary of Significant Accounting Policies Level 4 Property and Equipment (Details)</ShortName>
      <XmlFileName>R94.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>22419401 - Disclosure - Outsourcing Services Agreement Level 4 Outsourcing Services Agreement (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/OutsourcingServicesAgreementLevel4OutsourcingServicesAgreementDetails</Role>
      <ShortName>Outsourcing Services Agreement Level 4 Outsourcing Services Agreement (Details)</ShortName>
      <XmlFileName>R95.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>22431402 - Disclosure - Transactions With Related Parties Level 4 Transactions with Related Parties (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/TransactionsWithRelatedPartiesLevel4TransactionsWithRelatedPartiesDetails</Role>
      <ShortName>Transactions With Related Parties Level 4 Transactions with Related Parties (Details)</ShortName>
      <XmlFileName>R96.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>22443402 - Disclosure - Other (Income) Expense Level 4 Other (Income) Expense (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/OtherIncomeExpenseLevel4OtherIncomeExpenseDetails</Role>
      <ShortName>Other (Income) Expense Level 4 Other (Income) Expense (Details)</ShortName>
      <XmlFileName>R97.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>22446402 - Disclosure - Level 4 Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4LeasesDetails</Role>
      <ShortName>Level 4 Leases (Details)</ShortName>
      <XmlFileName>R98.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>22449401 - Disclosure - Income Taxes Level 4 Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/IncomeTaxesLevel4IncomeTaxesDetails</Role>
      <ShortName>Income Taxes Level 4 Income Taxes (Details)</ShortName>
      <XmlFileName>R99.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>22452402 - Disclosure - Level 4 Goodwill and Intangible Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4GoodwillAndIntangibleAssetsDetails</Role>
      <ShortName>Level 4 Goodwill and Intangible Assets (Details)</ShortName>
      <XmlFileName>R100.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>22454402 - Disclosure - Debt Level 4 Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/DebtLevel4DebtDetails</Role>
      <ShortName>Debt Level 4 Debt (Details)</ShortName>
      <XmlFileName>R101.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>22454403 - Disclosure - Debt Level 4 Asset-Based Revolving Credit Facility (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/DebtLevel4AssetBasedRevolvingCreditFacilityDetails</Role>
      <ShortName>Debt Level 4 Asset-Based Revolving Credit Facility (Details)</ShortName>
      <XmlFileName>R102.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>22456402 - Disclosure - Retirement and Benefit Plans Level 4 Defined Contribution Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel4DefinedContributionPlansDetails</Role>
      <ShortName>Retirement and Benefit Plans Level 4 Defined Contribution Plans (Details)</ShortName>
      <XmlFileName>R103.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>22456403 - Disclosure - Retirement and Benefit Plans Level 4 Deferred Compensation Plan (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel4DeferredCompensationPlanDetails</Role>
      <ShortName>Retirement and Benefit Plans Level 4 Deferred Compensation Plan (Details)</ShortName>
      <XmlFileName>R104.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>22456404 - Disclosure - Retirement and Benefit Plans Level 4 Postretirement Benefit Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel4PostretirementBenefitPlansDetails</Role>
      <ShortName>Retirement and Benefit Plans Level 4 Postretirement Benefit Plans (Details)</ShortName>
      <XmlFileName>R105.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>22456405 - Disclosure - Retirement and Benefit Plans Level 4 Defined Benefit Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel4DefinedBenefitPlansDetails</Role>
      <ShortName>Retirement and Benefit Plans Level 4 Defined Benefit Plans (Details)</ShortName>
      <XmlFileName>R106.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>22456406 - Disclosure - Retirement and Benefit Plans Level 4 Fair Value Measurements of Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel4FairValueMeasurementsOfPlanAssetsDetails</Role>
      <ShortName>Retirement and Benefit Plans Level 4 Fair Value Measurements of Plan Assets (Details)</ShortName>
      <XmlFileName>R107.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>22456407 - Disclosure - Retirement and Benefit Plans Level 4 Changes in Fair Value of Level 3 Assets Rollforward (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/RetirementAndBenefitPlansLevel4ChangesInFairValueOfLevel3AssetsRollforwardDetails</Role>
      <ShortName>Retirement and Benefit Plans Level 4 Changes in Fair Value of Level 3 Assets Rollforward (Details)</ShortName>
      <XmlFileName>R108.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>22457402 - Disclosure - Level 4 Long-Term Incentive Compensation Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/Level4LongTermIncentiveCompensationPlansDetails</Role>
      <ShortName>Level 4 Long-Term Incentive Compensation Plans (Details)</ShortName>
      <XmlFileName>R109.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>22458402 - Disclosure - Equity Level 4 Equity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/EquityLevel4EquityDetails</Role>
      <ShortName>Equity Level 4 Equity (Details)</ShortName>
      <XmlFileName>R110.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>22458403 - Disclosure - Equity Level 4 Accumulated Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/EquityLevel4AccumulatedOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>Equity Level 4 Accumulated Other Comprehensive Income (Loss) (Details)</ShortName>
      <XmlFileName>R111.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>22459403 - Disclosure - Segment Information Level 4 Segment sales to external customers by product line (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationLevel4SegmentSalesToExternalCustomersByProductLineDetails</Role>
      <ShortName>Segment Information Level 4 Segment sales to external customers by product line (Details)</ShortName>
      <XmlFileName>R112.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>22459404 - Disclosure - Segment Information Level 4 Segment Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationLevel4SegmentInformationDetails</Role>
      <ShortName>Segment Information Level 4 Segment Information (Details)</ShortName>
      <XmlFileName>R113.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>22459405 - Disclosure - Segment Information Level 4 Reconciliation of Net Income (Loss) to EBITDA (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SegmentInformationLevel4ReconciliationOfNetIncomeLossToEbitdaDetails</Role>
      <ShortName>Segment Information Level 4 Reconciliation of Net Income (Loss) to EBITDA (Details)</ShortName>
      <XmlFileName>R114.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>22461401 - Disclosure - Commitments, Legal Proceedings and Contingencies, and Guarantees Level 4 Commitments, Legal Proceedings and Contingencies, and Guarantees (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/CommitmentsLegalProceedingsAndContingenciesAndGuaranteesLevel4CommitmentsLegalProceedingsAndContingenciesAndGuaranteesDetails</Role>
      <ShortName>Commitments, Legal Proceedings and Contingencies, and Guarantees Level 4 Commitments, Legal Proceedings and Contingencies, and Guarantees (Details)</ShortName>
      <XmlFileName>R115.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>22462402 - Disclosure - Subsequent Events Level 4 (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/SubsequentEventsLevel4Details</Role>
      <ShortName>Subsequent Events Level 4 (Details)</ShortName>
      <XmlFileName>R116.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>22463402 - Disclosure - Quarterly Results of Operations (unaudited) Level 4 Quarterly Results of Operations (Unaudited) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/QuarterlyResultsOfOperationsUnauditedLevel4QuarterlyResultsOfOperationsUnauditedDetails</Role>
      <ShortName>Quarterly Results of Operations (unaudited) Level 4 Quarterly Results of Operations (Unaudited) (Details)</ShortName>
      <XmlFileName>R117.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R118.htm</HtmlFileName>
      <LongName>22464402 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Statements of Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationLevel4ConsolidatingStatementsOfComprehensiveIncomeLossDetails</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Statements of Comprehensive Income (Loss) (Details)</ShortName>
      <XmlFileName>R118.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R119.htm</HtmlFileName>
      <LongName>22464403 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationLevel4ConsolidatingBalanceSheetsDetails</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Balance Sheets (Details)</ShortName>
      <XmlFileName>R119.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R120.htm</HtmlFileName>
      <LongName>22464404 - Disclosure - Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Statements of Cash Flows (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bc.com/role/ConsolidatingGuarantorAndNonguarantorFinancialInformationLevel4ConsolidatingStatementsOfCashFlowsDetails</Role>
      <ShortName>Consolidating Guarantor and Nonguarantor Financial Information Level 4 Consolidating Statements of Cash Flows (Details)</ShortName>
      <XmlFileName>R120.xml</XmlFileName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Element us-gaap_Assets had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_CommonStockSharesOutstanding had a mix of decimals attribute values: -3 0.</Log>
    <Log type="Info">Element us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_DepreciationDepletionAndAmortization had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_EffectiveIncomeTaxRateContinuingOperations had a mix of decimals attribute values: 0 3.</Log>
    <Log type="Info">Element us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate had a mix of decimals attribute values: 0 3.</Log>
    <Log type="Info">Element us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_LitigationSettlementAmount had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_ProceedsFromIssuanceInitialPublicOffering had a mix of decimals attribute values: -6 -3.</Log>
    <Log type="Info">Element us-gaap_RestructuringCharges had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_SalesRevenueGoodsNet had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">Element us-gaap_SalesRevenueNet had a mix of decimals attribute values: -5 -3.</Log>
    <Log type="Info">'Monetary' elements on report '12404403 - Disclosure - Level 4 Summary of Significant Accounting Policies (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12410402 - Disclosure - Level 4 Income Taxes (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Shares' elements on report '12413402 - Disclosure - Level 4 Net Income Per Common Share (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12419402 - Disclosure - Level 4 Debt (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12419403 - Disclosure - Debt Level 4 Asset-Based Revolving Credit Facilities (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12431402 - Disclosure - Level 4 Retirement and Benefit Plans (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Shares' elements on report '12440402 - Disclosure - Level 4 Stock-Based Compensation (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12440402 - Disclosure - Level 4 Stock-Based Compensation (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12443402 - Disclosure - Level 4 Stockholders' Equity (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12447401 - Disclosure - Level 4 Transactions With Related Party (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12448402 - Disclosure - Level 4 Segment Information (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '12448403 - Disclosure - Segment Information Level 4 Reconciliation of Net Income (Loss) to EBITDA (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22410403 - Disclosure - Summary of Significant Accounting Policies  Level 4 Summary of Significant Accounting Policies (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22431402 - Disclosure - Transactions With Related Parties Level 4 Transactions with Related Parties (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22443402 - Disclosure - Other (Income) Expense Level 4 Other (Income) Expense (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22446402 - Disclosure - Level 4 Leases (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22449401 - Disclosure - Income Taxes Level 4 Income Taxes (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22454402 - Disclosure - Debt Level 4 Debt (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22454403 - Disclosure - Debt Level 4 Asset-Based Revolving Credit Facility (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22456403 - Disclosure - Retirement and Benefit Plans Level 4 Deferred Compensation Plan (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22456404 - Disclosure - Retirement and Benefit Plans Level 4 Postretirement Benefit Plans (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22456405 - Disclosure - Retirement and Benefit Plans Level 4 Defined Benefit Plans (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22457402 - Disclosure - Level 4 Long-Term Incentive Compensation Plans (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22459403 - Disclosure - Segment Information Level 4 Segment sales to external customers by product line (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22459404 - Disclosure - Segment Information Level 4 Segment Information (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22459405 - Disclosure - Segment Information Level 4 Reconciliation of Net Income (Loss) to EBITDA (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22461401 - Disclosure - Commitments, Legal Proceedings and Contingencies, and Guarantees Level 4 Commitments, Legal Proceedings and Contingencies, and Guarantees (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">'Monetary' elements on report '22463402 - Disclosure - Quarterly Results of Operations (unaudited) Level 4 Quarterly Results of Operations (Unaudited) (Details)' had a mix of different decimal attribute values.</Log>
    <Log type="Info">Process Flow-Through: 11002000 - Statement - Consolidated Statements of Operations</Log>
    <Log type="Info">Process Flow-Through: 11003000 - Statement - Consolidated Statements of Comprehensive Income</Log>
    <Log type="Info">Process Flow-Through: 11003001 - Statement - Consolidated Statements of Comprehensive Income Parenthetical</Log>
    <Log type="Info">Process Flow-Through: 11004000 - Statement - Consolidated Balance Sheets</Log>
    <Log type="Info">Process Flow-Through: 11004501 - Statement - Consolidated Balance Sheets Parenthetical</Log>
    <Log type="Info">Process Flow-Through: 11007000 - Statement - Consolidated Statements of Cash Flows</Log>
    <Log type="Info">Process Flow-Through: 21001000 - Statement - Consolidated Statements of Operations</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 30, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Dec. 31, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Sep. 30, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Jun. 30, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '3 Months Ended
Mar. 31, 2011'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '6 Months Ended
Jun. 30, 2013'</Log>
    <Log type="Info">	Process Flow-Through: Removing column '6 Months Ended
Jun. 30, 2012'</Log>
    <Log type="Info">Process Flow-Through: 21002000 - Statement - Consolidated Statements of Comprehensive Income (Loss)</Log>
    <Log type="Info">Process Flow-Through: 21003000 - Statement - Consolidated Balance Sheets</Log>
    <Log type="Info">Process Flow-Through: 21003001 - Statement - Consolidated Balance Sheets Parenthetical</Log>
    <Log type="Info">Process Flow-Through: 21004000 - Statement - Consolidated Statements of Cash Flows</Log>
  </Logs>
  <InputFiles>
    <File>bcc-20130913.xml</File>
    <File>bcc-20130913.xsd</File>
    <File>bcc-20130913_cal.xml</File>
    <File>bcc-20130913_def.xml</File>
    <File>bcc-20130913_lab.xml</File>
    <File>bcc-20130913_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
