Note 5 - Exploration and Evaluation Assets - Change in Exploration and Evaluation Assets (Details) - CAD ($) $ in Thousands	12 Months Ended
Nov. 30, 2024	Nov. 30, 2023
Statement Line Items [Line Items]
Balance at the beginning of year	$ 56,815	$ 56,788
Mineral rights and property acquired	99	0
Mineral property option payment	306	501
Impairment of exploration and evaluation assets	(74)	(1,809)
Exploration and evaluation assets before reclamation estiamte and currency adjustment	57,146	55,480
Change in reclamation estimate	80	53
Foreign currency translation adjustments	(679)	1,282
Balance at the end of year	$ 56,547	$ 56,815

The increase (decrease) to exploration and evaluation assets result from change in reclamation estimate.

No definition available.

Name:	gldg_ChangeInReclamationEstimate
Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of intangible and tangible exploration and evaluation assets.

No definition available.

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

The amount of exploration and evaluation assets before reclamation estimate and currency adjustment.

No definition available.

Name:	gldg_ExplorationAndEvaluationAssetsBeforeReclamationEstiamteAndCurrencyAdjustment
Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The increase (decrease) to exploration and evaluation assets from foreign currency translation adjustment.

No definition available.

Name:	gldg_ExplorationAndEvaluationAssetsForeignCurrencyTranslationAdjustments
Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

In reference to the impairment of exploration and evaluation assets.

No definition available.

Name:	gldg_ImpairmentOfExplorationAndEvaluationAssets
Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of mineral property option payment.

No definition available.

Name:	gldg_MineralPropertyOptionPayment
Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of mineral rights and property acquired during period.

No definition available.

Name:	gldg_MineralRightsAndPropertyAcquired
Namespace Prefix:	gldg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

No definition available.