Represents the amount of an unfulfilled guaranty due to the company, related to which an individual was indicted.

No definition available.

Name:	gbgd_AmountOfUnfulfilledGuarantyDueToTheCompanyRelatedToWhichAnIndividualWasIndicted
Namespace Prefix:	gbgd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Interest rate on loans receivable.

+ References

No definition available.

+ Details

Name:	gbgd_LoansReceivableInterestRate
Namespace Prefix:	gbgd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents the gross amount receivable from sale.

+ References

No definition available.

+ Details

Name:	gbgd_ReceivableFromSaleGross
Namespace Prefix:	gbgd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

A valuation allowance for doubtful other receivables due to an entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

+ References

No definition available.

+ Details

Name:	gbgd_ReceivableFromSaleNetImpairment
Namespace Prefix:	gbgd_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount awarded from other party in judgment or settlement of litigation.

+ References

No definition available.

+ Details

Name:	us-gaap_LitigationSettlementAmountAwardedFromOtherParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Interest expense (income) directly attributable to an award in settlement of litigation.

+ References

No definition available.

+ Details

Name:	us-gaap_LitigationSettlementInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage of subsidiary's or equity investee's stock owned by parent company before stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPercentageOfOwnershipBeforeTransaction
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_LitigationCaseAxis=gbgd_GlobalGoldCorporationVsAmarantMiningLtdAndAlluviaMiningLtdMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementGeographicalAxis=country_SE
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=gbgd_MineraGlobalChileLimitadaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CounterpartyNameAxis=gbgd_AmarantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=gbgd_GlobalGoldValdiviaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=gbgd_GlobalOroandGlobalPlataMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LitigationStatusAxis=us-gaap_SettledLitigationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_NatureOfExpenseAxis=gbgd_InterestCostsAndFeesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 4 - Receivable from Sale (Details Textual) - USD ($)					36 Months Ended
	Jun. 26, 2014	Aug. 06, 2013	Jul. 11, 2012	Dec. 02, 2011	Jun. 30, 2017	Apr. 03, 2017	Dec. 31, 2016
Litigation Settlement, Amount Awarded from Other Party			$ 37,537,978.02
Litigation Settlement Interest			$ 10,385,734.52
Receivable From Sale Net Impairment					$ 16,868,570		$ 16,868,570
Global Gold Corporation Vs Amarant Mining LTD and Alluvia Mining Ltd [Member]
Litigation Settlement, Amount Awarded from Other Party	$ 16,800,000	$ 2,512,312
Litigation Settlement Interest	$ 68,570.25				(4,575,311)
Global Gold Corporation Vs Amarant Mining LTD and Alluvia Mining Ltd [Member] \| SWEDEN
Amount of Unfulfilled Guaranty Due to the Company, Related to Which an Individual Was Indicted						$ 1,000,000
Minera Global Chile Limitada [Member]
Equity Method Investment, Ownership Percentage				50.00%
Amarant [Member]
Loans Receivable Interest Rate	9.00%
Receivable from Sale, Gross					16,868,570		16,868,570
Receivable From Sale Net Impairment					16,868,570		$ 16,868,570
Amarant [Member] \| Global Gold Valdivia [Member]
Sale of Stock, Percentage of Ownership before Transaction				100.00%
Amarant [Member] \| Global Oro and Global Plata [Member]
Sale of Stock, Percentage of Ownership before Transaction				100.00%
Settled Litigation [Member] \| Amarant [Member]
Litigation Settlement, Amount Awarded from Other Party	$ 16,800,000
Litigation Settlement Interest					$ (4,575,311)
Settled Litigation [Member] \| Amarant [Member] \| Interest Costs and Fees [Member]
Litigation Settlement, Amount Awarded from Other Party	$ 68,570