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Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Consolidated Entities [Axis] Consolidated Entities [Axis] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Product performance expenditures during the period Standard Product Warranty Accrual And Product Performance Liabilities, Increase (Decrease) For Preexisting Warranties And Decrease For Payments Standard Product Warranty Accrual And Product Performance Liabilities, Increase (Decrease) For Preexisting Warranties And Decrease For Payments Bolt US JVCo LLC Bolt US JVCo LLC [Member] Bolt US JVCo LLC Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Use of Estimates Use of Estimates, Policy [Policy Text Block] Operating cash flows from finance 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