Credit adjusted discount rate percentage.

No definition available.

Name:	bglww_CreditAdjustedDiscountRatePercentage
Namespace Prefix:	bglww_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Discount rate percentage.

+ References

No definition available.

+ Details

Name:	bglww_DiscountRatePercentage
Namespace Prefix:	bglww_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Liabilities assumed and assets acquired percentage.

+ References

No definition available.

+ Details

Name:	bglww_LiabilitiesAssumedAndAssetsAcquiredPercentage
Namespace Prefix:	bglww_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Long term gold price.

+ References

No definition available.

+ Details

Name:	bglww_LongtermGoldPrice
Namespace Prefix:	bglww_
Data Type:	dtr:weightItemType
Balance Type:	na
Period Type:	duration

- Definition

long-term gold prices

+ References

No definition available.

+ Details

Name:	bglww_LongtermGoldPrices
Namespace Prefix:	bglww_
Data Type:	dtr:weightItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of Gross Production.

+ References

No definition available.

+ Details

Name:	bglww_PercentageOfGrossProduction
Namespace Prefix:	bglww_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482573/350-20-50-4

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 15
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480123/805-50-15-3

+ Details

Name:	us-gaap_AssetAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of voting equity interest acquired in business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-8

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 38
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479303/805-10-55-38

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-2

+ Details

Name:	us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of restricted and unrestricted crypto asset units held. Excludes crypto asset units held for platform user.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 60
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476162/350-60-50-1

+ Details

Name:	us-gaap_CryptoAssetNumberOfUnits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Value of input used to measure debt instrument, including, but not limited to, convertible and non-convertible debt.

+ 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_DebtInstrumentMeasurementInput
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	srt_CryptoAssetAxis=bglww_MineralRightsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bglww_BlueGoldBogosoPresteaLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=bglww_BondSPVRoyaltyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=bglww_BGHLMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=bglww_RepublicOfGhanaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ValuationTechniqueAxis=us-gaap_BlackScholesMertonModelMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_MeasurementInputTypeAxis=us-gaap_MeasurementInputRiskFreeInterestRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Asset Acquisition (Details)		12 Months Ended
Asset Acquisition (Details)	Jan. 27, 2024 Ounce	Dec. 31, 2025 g	Dec. 31, 2025 oz	Dec. 31, 2025 g
Asset Acquisition [Line Items]
Rate of the lesser (in Ounce)	3,250
Percentage of gross production	30.00%
Liabilities assumed and assets acquired percentage		10.00%
Long-term gold prices (in Ounces)			2,006	2,006
Gold production over the life (in Grams) \| g		3,885.4
Discount rate percentage		17.00%
Credit adjusted discount rate percentage		12.50%
Mineral Rights [Member]
Asset Acquisition [Line Items]
Credit adjusted discount rate percentage		10.00%
Blue Gold Bogoso Prestea Ltd [Member]
Asset Acquisition [Line Items]
Rate of the lesser (in Ounce)	2,000
Percentage of gross production	30.00%
Bond SPV Royalty [Member]
Asset Acquisition [Line Items]
Rate of the lesser (in Ounce)	250,000
BGHL [Member]
Asset Acquisition [Line Items]
Ownership percentage		90.00%
Republic of Ghana [Member]
Asset Acquisition [Line Items]
Ownership percentage		10.00%
Black Scholes Merton Model [Member] \| Minimum [Member]
Asset Acquisition [Line Items]
Measurement input		17.6
Black Scholes Merton Model [Member] \| Minimum [Member] \| Measurement Input, Expected Term [Member]
Asset Acquisition [Line Items]
Measurement input		3.6
Black Scholes Merton Model [Member] \| Minimum [Member] \| Measurement Input, Risk Free Interest Rate [Member]
Asset Acquisition [Line Items]
Measurement input		4.3
Black Scholes Merton Model [Member] \| Maximum [Member]
Asset Acquisition [Line Items]
Measurement input		18.3
Black Scholes Merton Model [Member] \| Maximum [Member] \| Measurement Input, Expected Term [Member]
Asset Acquisition [Line Items]
Measurement input		6
Black Scholes Merton Model [Member] \| Maximum [Member] \| Measurement Input, Risk Free Interest Rate [Member]
Asset Acquisition [Line Items]
Measurement input		4.4