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v3.23.2

Note 5 - AMP Credits (Details Textual) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($)
Increase (Decrease) in AMP Credit Receivable |  | $ 6,729 | $ (0)
Heavy Fabrications [Member] |  |  |
Increase (Decrease) in AMP Credit Receivable | $ 3,567 | $ 6,729 |
AMP Credit, Credit Per Watt of Wind Power Produced | 0.03 | 0.03 |

X
- Definition Amount of credit per watt of wind power produced. + References No definition available. + Details
Name: | bwen_AmpCreditCreditPerWattOfWindPowerProduced
Namespace Prefix: | bwen_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of increase (decrease) in AMP credit receivable. + References No definition available. + Details
Name: | bwen_IncreaseDecreaseInAMPCreditReceivable
Namespace Prefix: | bwen_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=bwen_HeavyFabricationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |