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Income Taxes - Additional Information (Detail) | 3 Months Ended
--- | ---
Jan. 31, 2017 USD ($)
Income Tax Contingency [Line Items] |
Income tax expense (benefit) | $ 5,908
Repatriation | $ 126,948

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- Definition Income Tax Benefit on Cash Repatriation + References No definition available. + Details
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Namespace Prefix: | brc_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Repatriation of Cash During the Period + References No definition available. + Details
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Namespace Prefix: | brc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_IncomeTaxContingencyLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration