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Note 6 - Exploration and Evaluation Assets - Acquisition of Project (Details) - CAD ($) $ in Thousands | 6 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Nov. 30, 2022 | Nov. 30, 2022 | Nov. 30, 2021 | Jul. 04, 2022
Statement Line Items [Line Items] |  |  |  |
Recovery on grant of mineral property option | $ 1,379 | $ 1,379 | $ (0) |
Almaden project [member] |  |  |  |
Statement Line Items [Line Items] |  |  |  |
Almaden Project carrying value - July 4, 2022 |  |  |  | $ (1,110)
NevGold Corp [member] |  |  |  |
Statement Line Items [Line Items] |  |  |  |
Common shares receipt, fair value | $ 2,489 | $ 2,489 |  |

X
- Definition Fair value of common shares receipt. + References No definition available. + Details
Name: | gldg_CommonSharesReceiptFairValue
Namespace Prefix: | gldg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Carrying amount of mineral property option. + References No definition available. + Details
Name: | gldg_MineralPropertyOptionCarryAmount
Namespace Prefix: | gldg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents recovery on grant of mineral property option. + References No definition available. + Details
Name: | gldg_RecoveryOnGrantOfMineralPropertyOption
Namespace Prefix: | gldg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=gldg_AlmadenProjectMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_InvestmentsInEquityInstrumentsMeasuredAtFairValueThroughOtherComprehensiveIncomeAxis=gldg_NevgoldCorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |