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DISCONTINUED OPERATIONS (Details) (Badger, USD $) In Thousands, unless otherwise specified | 1 Months Ended |
--- | --- | ---
Mar. 31, 2011 | Mar. 31, 2014
Badger |  |
DISCONTINUED OPERATIONS |  |
Noncash proceeds from sale in the form of a secured promissory note | $ 1,500 |
Secured promissory note receivable outstanding |  | 860
Secured promissory note receivable past due |  | $ 860

X
- Definition Represents the amount outstanding of promissory note receivable as noncash consideration for selling an asset or business through a noncash (or part noncash) transaction. + References No definition available. + Details
Name: | bwen_NoncashOrPartNoncashDivestiturePromissoryNoteReceivableOutstanding
Namespace Prefix: | bwen_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the amount of promissory note which is considered as past due, receivable as noncash consideration for selling an asset or business through a noncash (or part noncash) transaction. + References No definition available. + Details
Name: | bwen_NoncashOrPartNoncashDivestiturePromissoryNoteReceivablePastDue
Namespace Prefix: | bwen_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of promissory note received as noncash consideration for selling an asset or business through a noncash (or part noncash) transaction. + References No definition available. + Details
Name: | bwen_NoncashOrPartNoncashDivestiturePromissoryNoteReceived
Namespace Prefix: | bwen_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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