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v3.24.1.u1

Flowthrough Share Premium Liability (Narrative) (Details) $ in Thousands | 1 Months Ended
--- | ---
Mar. 31, 2023 CAD ($) shares
Disclosure Of Flowthrough Share Premium Liability [Abstract] |
Equity financing | $ | $ 8,750
Subscription receipts | shares | 6,076,500

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Namespace Prefix: | fury_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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Period Type: | duration