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EQUITY INCENTIVE PLANS - Disclosure of outstanding deferred share units (Details) - shares | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Equity Incentive Plans [Abstract] |  |
Number of shares issuable at beginning of period | 472,600 | 305,400
DSUs Granted | 185,700 | 167,200
Number of shares issuable at end of period | 658,300 | 472,600

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

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- Definition Represents information of deferred share units granted. + References No definition available. + Details
Name: | wrn_NumberOfDeferredShareUnitsGranted
Namespace Prefix: | wrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents amount of number of outstanding deferred share units. + References No definition available. + Details
Name: | wrn_NumberOfOutstandingDeferredShareUnits
Namespace Prefix: | wrn_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant