XML 89 R76.htm IDEA: XBRL DOCUMENT
v3.25.2

Warrants - Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability (Details) - Private Placement Warrants [Member] | Dec. 31, 2023
--- | ---
Measurement Input, Quoted Price [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 4.08 | [1]
Measurement Input, Discount Rate [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 15 | [2]
Measurement Input, Probability Percentage Of Qualified Offering Occurring [Member] | Minimum [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 10 | [3]
Measurement Input, Probability Percentage Of Qualified Offering Occurring [Member] | Maximum [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 90 | [3]
Measurement Input, Exercise Price [Member] | Minimum [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 0 | [4]
Measurement Input, Exercise Price [Member] | Maximum [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 4.35 | [4]
Measurement Input, Expected Term [Member] |  |
Schedule of Fair Value of the Convertible Preferred Stock Warrant Liability [Line Items] |  |
Fair value of the convertible preferred stock | 0.5 | [5]
[1] | The fair value of Legacy Bolt Common Stock was determined by management with the assistance of an independent third-party valuation specialist.
[2] | The discount rate was the expected rate of return and was determined by management with the assistance of an independent third-party valuation specialist.
[3] | Scenario probability based on timing expectations of management that a qualified offering occurring as of December 31, 2023 was estimated at 90% and no qualified offering occurred was estimated at 10%.
[4] | The warrants have varying exercise prices, with certain warrants having an exercise price higher than the value of the Company’s common shares at the time of valuation.
[5] | The expected term represents the period of time that warrants granted are expected to be outstanding.

X
- References No definition available. + Details
Name: | bslk_WarrantsScheduleofFairValueoftheConvertiblePreferredStockWarrantLiabilityDetailsLineItems
Namespace Prefix: | bslk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of input used to measure outstanding warrant and right embodying unconditional obligation requiring redemption by transferring asset at specified or determinable date or upon event certain to occur. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_WarrantsAndRightsOutstandingMeasurementInput
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputQuotedPriceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ClassOfWarrantOrRightAxis=bslk_PrivatePlacementWarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputDiscountRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=bslk_MeasurementInputProbabilityPercentageOfQualifiedOfferingOccurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExercisePriceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputExpectedTermMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |