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Note 14 - Financial Instruments - Currency Risk (Details) - CAD ($)	Nov. 30, 2021	Nov. 30, 2020
Statement Line Items [Line Items]
Foreign currency denominated monetary assets	$ 138,893,215	$ 3,586,911
Currency risk, denominated in USD [member]
Statement Line Items [Line Items]
Foreign currency denominated monetary assets	138,692,454	3,534,664
Currency risk, denominated in BRL [member]
Statement Line Items [Line Items]
Foreign currency denominated monetary assets	17,610	12,085
Currency risk, denominated in COP [member]
Statement Line Items [Line Items]
Foreign currency denominated monetary assets	$ 183,151	$ 40,162

X

- Definition

The amount of foreign currency denominated monetary assets.

+ References

No definition available.

+ Details

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Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- References

No definition available.

+ Details

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Namespace Prefix:	gldg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_TypesOfRisksAxis=gldg_CurrencyRiskDenominatedInBrlMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: