Note 5 - AMP Credits (Details Textual) $ in Thousands	Mar. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
AMP Credit Receivable, Noncurrent	$ 3,162	$ 0
Heavy Fabrications [Member]
AMP Credit Receivable, Noncurrent	$ 3,162
AMP Credit, Credit Per Watt of Wind Power Produced	0.03

Carrying value as of the balance sheet date of AMP credit receivable, classified as noncurrent.

No definition available.

Name:	bwen_AMPCreditReceivableNoncurrent
Namespace Prefix:	bwen_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant