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v3.25.2

Condensed Consolidated Statements of Cash Flows (Unaudited) (Parentheticals) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2025 USD ($)
Transaction costs | $ 25

X
- Definition Sale Of Stock, Transaction Costs + References No definition available. + Details
Name: | bslk_SaleOfStockTransactionCosts
Namespace Prefix: | bslk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration