XML 65 R51.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Sale of Assets - Additional Information (Detail) - USD ($) $ in Thousands | Aug. 04, 2015 | Mar. 25, 2017 | Mar. 26, 2016
--- | --- | --- | ---
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Gross proceeds from sale of assets | $ 4,300 |  |
Amount of inventory included in sale of assets |  | $ 132,069 | $ 137,839
Rideau [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Amount of inventory included in sale of assets | 800 |  |
Gain on disposal of assets | 3,200 |  |
Royalty receivables, First year | 4,500 |  |
Royalty receivables, Second year | 4,500 |  |
Royalty receivables, Third year | 4,500 |  |
Royalty receivables, Thereafter | $ 2,000 |  |

X
- Definition Gross proceeds from sales of assets. + References No definition available. + Details
Name: | bgi_GrossProceedsFromSalesOfAssets
Namespace Prefix: | bgi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Royalty receivables in next twelve months. + References No definition available. + Details
Name: | bgi_RoyaltyReceivablesInNextTwelveMonths
Namespace Prefix: | bgi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Royalty receivables in second year. + References No definition available. + Details
Name: | bgi_RoyaltyReceivablesInSecondYear
Namespace Prefix: | bgi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Royalty receivables in third year. + References No definition available. + Details
Name: | bgi_RoyaltyReceivablesInThirdYear
Namespace Prefix: | bgi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Royalty receivables thereafter. + References No definition available. + Details
Name: | bgi_RoyaltyReceivablesThereafter
Namespace Prefix: | bgi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- 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_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68049868&loc=d3e3927-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 + Details
Name: | us-gaap_InventoryNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bgi_RideauRecognitionSolutionsIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |