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Disclosure - Subsequent Events - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink Related Party Transaction [Table] Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Scenario [Axis] Selling General And Administrative Expense [Line Items] Selling General And Administrative Expense. Common Stock, Capital Shares Reserved for Future Issuance Common shares remain available for issuance Summary Of Royalty [Table Text Block] Summary of royalty. Summary of Royalties Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Nonvested Aggregate intrinsic value of outstanding unvested Royalties [Table] Royalties. Interest Received Interest received. Interest received Long-Term Line of Credit Long-Term Line of Credit, Total Drew Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value Vested, Weighted Average Exercise Price Vested, Weighted Average Exercise Price Debt Instrument, Basis Spread on Variable Rate Interest rate Weighted Average Number of Shares Outstanding, Diluted Diluted Weighted Average Number of Shares Outstanding, Diluted, Total Diluted weighted average number of common shares Percentage Of Common Shares Outstanding Percentage of common shares outstanding. Percentage of common shares outstanding APIC, Share-Based Payment Arrangement, Increase for Cost Recognition APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total Stock-based compensation Warrants Outstanding Warrants outstanding. Warrants outstanding Minimum [Member] Minimum Spain SPAIN Non-current Assets Assets, Noncurrent [Abstract] Exercise Price Range [Domain] Investment, Name [Axis] Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Award vesting percentage Common Stock, Shares, Issued Common stock, shares issued Segment Reporting [Line Items] Royalties Royalties [Text Block] Royalties. Income Tax Expense (Benefit) Income tax expense (recovery) for the year Income tax expense (recovery) for the year Income tax recovery (expense) Income tax expense (recovery) for the year Income tax recovery (expense) Counterparty Name [Domain] Inventories disposals. 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Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Domestic provincial and local income taxes (British Columbia, Canada), net of federal effect Salaries and directors' fees Salaries And Directors' Fees Salaries and directors' fees. Restricted cash Restricted Cash, Current Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Effect of exchange rate changes on cash Share-Based Compensation Arrangement by Share-Based Payment Award, Percentage of Outstanding Stock Maximum Percentage of common shares issued and outstanding Income Statement [Abstract] Impact Of Foreign Currency Translation Impact of foreign currency translation. Impact of foreign currency translation Impact of foreign currency translation Document Financial Statement Error Correction [Flag] Warrants expired Warrants Expired Warrants expired. Income Tax Jurisdiction [Axis] ICFR Auditor Attestation Flag Related and Nonrelated Parties [Domain] Vesting [Axis] Earnings Per Share, Basic Earnings Per Share, Basic, Total Basic earnings (loss) per share Document Period End Date Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization, Total Cost of sales of uranium inventory, excluding depletion Cost of sales of uranium inventory, excluding depletion Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Granted, Weighted Average Exercise Price Exercise price of stock options granted Exercise Price Of 4.00 To 4.99 For Outstanding Share Options [Member] Exercise price of 4.00 to 4.99 for outstanding share options. 4.00 to 4.99 Share-Based Payment Arrangement, Option, Exercise Price Range, Lower Range Limit Exercise Price, Lower Range Limit Business Combination, Consideration Transferred, Tangible and Intangible Assets, Excluding Cash Cash consideration Statement of Stockholders' Equity [Abstract] Corporate Credit Card [Member] Corporate Credit Card [Member] Corporate credit card Increase (Decrease) in Income Taxes Payable Income tax payable Foreign Currency Transactions and Translations Policy [Policy Text Block] Foreign Currencies Proceeds from Subscription Receipt Proceeds from subscription receipt. Proceeds from subscription receipts Royalties Depletion Royalties depletion. Depletion Depletion Other Comprehensive Income (Loss), Tax [Abstract] Other comprehensive income (loss) Equity Method Investments and Joint Ventures [Abstract] Other Comprehensive Income (Loss), Net of Tax Total other comprehensive income (loss) Total other comprehensive income (loss) Total deferred tax liabilities: Deferred Tax Liabilities, Gross Total deferred tax liabilities: Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Aggregate intrinsic value of outstanding stock options Common Stock, No Par Value Common stock, no par value Assets Total Assets Title of 12(b) Security Schedule of Equity Method Investments [Line Items] Stock Issued During Period, Value, Stock Options Exercised Common stock issued upon exercise of options,amount Common stock issued upon exercise of options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value Forfeited, Weighted Average Exercise Price Forfeited, Weighted Average Exercise Price Grant Value Of Common Shares Issued Or Reserved For Issuance Grant value of common shares issued or reserved for issuance. Grant value of common shares issued or reserved for issuance Summarizes Of Non Current Assets By Geographical Region [Table Text Block] Summarizes of non current assets by geographical region. Summarizes of Non-current Assets by Geographical Region Customer C [Member] Customer C. Customer C Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Granted, Number of options Stock options granted Title and Position [Domain] Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] U Three O Eight [Member] U Three O Eight. U3O8 Variable Rate [Axis] Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Interest paid Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions and Methodology [Abstract] Increase (Decrease) in Other Payables Increase (decrease) in other payables. Other payables Line of Credit Facility, Interest Rate During Period Interest rate Cash and Cash Equivalents [Domain] Nature of Operations [Text Block] Nature of Operations Disaggregation of Revenue [Table Text Block] Summary of Revenue from Sales of Uranium Inventory from Major Customer Sales Of Pounds Uranium Sales of pounds uranium. Sales of pounds uranium Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] Other Payables Current Other payables current. Other payables Beginning balance Equity, Attributable to Parent Ending balance Total Stockholders' Equity Entity Address, Address Line Two Income Tax Income Tax Disclosure [Text Block] Capitalization, Equity [Table] Summary of Ranges of Exercise Price of Outstanding and Exercisable Stock Options [Table Text Block] Summary of ranges of exercise price of outstanding and exercisable stock options. Summary of Stock Options Outstanding and Exercisable Auditor Name Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Credit Facility [Axis] Effective Income Tax Rate Reconciliation [Table] Repayment of Government Loan Repayment of government loan. Repayment of government loan Inventory, Policy [Policy Text Block] Inventories Schedule of Nonvested Share Activity [Table Text Block] Schedule of Outstanding Unvested Stock Options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares Vested, Number of options Document Annual Report Geographical [Domain] Equity Securities, FV-NI, Current Investments in equity securities Fair value, at the beginning of the period Fair value, at the end of the year Customer E [Member] Customer E. Customer E Statistical Measurement [Axis] Share-Based Payment Arrangement [Policy Text Block] Share-Based Payments Entity Interactive Data Current Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Other, net Common Stock, Value, Issued Common stock, no par value, unlimited number of authorized shares authorized, 146,592,507 shares issued and outstanding (April 30, 2025: 133,636,119) Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Earnings (Loss) Per Share Inventory [Line Items] Entity Public Float Total Liabilities Liabilities Gain (Loss), Foreign Currency Transaction, before Tax Gain (Loss), Foreign Currency Transaction, before Tax, Total Other net foreign exchange loss Ownership [Domain] Sales Price Of Uranium Per Pound Sales Price Of Uranium Per Pound Sales price of uranium per pound Share-Based Payment Arrangement, Tranche Two [Member] Options Vesting on Dates 6, 12 and 18 Months Thereafter Other Noncash Income (Expense) Other Noncash Income (Expense), Total Other Deferred Tax Assets, Valuation Allowance Valuation allowance Valuation allowance Product and Service [Axis] Retained earnings Retained Earnings (Accumulated Deficit) Retained Earnings (Accumulated Deficit), Total Increase in the valuation allowance Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Share-Based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit Exercise Price, Upper Range Limit Cybersecurity Risk Role of Management [Text Block] Reinvestment of Non-cash Dividends Reinvestment of non-cash dividends Reinvestment of non-cash dividends. Revenues [Abstract] Revenue Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage Percentage of ownership interest Vesting [Domain] Non-current Liabilities Liabilities, Noncurrent [Abstract] Non-capital losses expiration period Income Tax Non-Capital Losses Expiration Year Income Tax Non-Capital Losses Expiration Year Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Net changes in operating assets and liabilities: Basis of Preparation Basis of Accounting [Text Block] Shares issued Common stock issued for cash, shares Common shares purchased Auditor Location Public Offerings [Member] Public offerings. Deferred Income Tax Liabilities, Net Deferred income tax liability Loss on Subscription Asset and Liability Loss on subscription asset and liability. Loss on subscription assets and liabilities Variable Rate [Domain] Customer G [Member] Customer G. Customer G Restricted Cash Restricted Cash, Total Restricted cash Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] Non-current assets Assets, Noncurrent Total non-current Assets Related Party Transactions [Abstract] Warrants Dilutive Effect Of Warrants On Number Of Ordinary Shares Dilutive effect of warrants on number of ordinary shares. Income Tax, Policy [Policy Text Block] Income Taxes Subsequent Events Subsequent Events [Text Block] Expected volatility Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Deferred Tax Assets, Gross Total deferred tax assets: Inventory, Current [Table] Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rate Payments of Stock Issuance Costs Share issuance costs Base Rate [Member] Base Rate Operating Lease, Liability, Current Current portion of lease liability Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Concentration Risk Type [Domain] Auditor Firm ID Customer [Domain] Concentration Risk [Member] Concentration risk. Concentration Risk Liabilities and Equity Total Liabilities and Equity Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Expected dividend yield Options Exercisable, Weighted Average Exercise Price Share-Based Payment Arrangement, Option, Exercise Price Range, Exercisable, Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Number of Shares Forfeited, Number of options Debt Instrument, Description of Variable Rate Basis Spread on variable interest rate Entity Voluntary Filers Document Fiscal Period Focus Transfer agent and regulatory fees. Transfer Agent And Regulatory Fees Transfer agent and regulatory fees Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of Black Scholes Options Pricing Model Title and Position [Axis] Cybersecurity Risk Board of Directors Oversight [Text Block] Costs and expenses Costs and Expenses [Abstract] Warrants Issued Warrants issued. Warrants issued Canada CANADA Sale of Stock [Axis] Number of Exchangeable Shares Issued Number of exchangeable shares issued. Number of exchangeable shares issued Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation Net increase (decrease) in cash, cash equivalents, and restricted cash Entity Current Reporting Status Use of Estimates, Policy [Policy Text Block] Use of Estimates Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price, Ending Balance Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted Average Exercise Price, Beginning Balance Options Outstanding, Weighted Average Exercise Price Financial Instrument [Axis] Beginning balance, Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price Ending balance, Weighted Average Exercise Price Document Transition Report Subsequent Event [Line Items] Increase (Decrease) in Inventories Increase (Decrease) in Inventories, Total Inventories Office and administrative Office And Administrative Office and administrative Liabilities, Current [Abstract] Current Liabilities Common Stock Common Stock [Member] Exercise Price Of 5.00 And Above For Outstanding Share Options [Member] Exercise price of 5.00 and above for outstanding share options. 5.00 and above Credit Facility [Domain] Depletion, depreciation and amortization Cost, Depreciation, Amortization and Depletion Cost, Depreciation, Amortization and Depletion, Total Depletion, depreciation and amortization Statistical Measurement [Domain] Nonoperating Income (Expense) [Abstract] Other items Number of Shares Underlying the Subscription Receipts Number of shares underlying the subscription receipts Shares underlying the subscription receipts Share-Based Payment Arrangement, Option, Exercise Price Range, Outstanding, Weighted-Average Remaining Contractual Term Options Outstanding, Weighted Average Remaining Contractual Life (years) Equity Securities, FV-NI, Gain (Loss) Equity Securities, FV-NI, Gain (Loss), Total Fair value gain (loss) recognized on investments Equity, Attributable to Parent [Abstract] Stockholders' Equity Basic Weighted Average Number of Shares Outstanding, Basic Weighted Average Number of Shares Outstanding, Basic, Total Basic weighted average number of shares Number of Shares Upon Conversion of All Subscription Receipts Number of shares upon conversion of all subscription receipts Shares upon conversion of all subscription receipts Assets [Abstract] Assets Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities, Current Accounts Payable and Accrued Liabilities, Current, Total Entity Central Index Key Weighted Average Number of Shares Outstanding, Basic [Abstract] Weighted average number of shares outstanding Net proceeds from sale of short-term investments Proceeds from Sale of Short-Term Investments Cybersecurity Risk Management, Strategy, and Governance [Abstract] Current Fiscal Year End Date Issuance Costs Net of Tax Issuance costs net of tax. Issuance costs, net of tax Issuance costs, net of tax Cash and Cash Equivalents [Axis] Business Combination, Acquisition-Related Cost, Expense Costs related to Sweetwater Acquisition Increase (decrease) in right-of-use assets and lease liability. Increase (Decrease) in Right-of-use Assets and Lease Liability Right-of-use assets and lease liability Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Weighted Average Exercise Price Ending balance, Weighted Average Exercise Price Beginning balance, Weighted Average Exercise Price Business Combination [Abstract] Cash and Cash Equivalent [Table] Cash generated from (used in) operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Entity Incorporation, State or Country Code Proceeds from finance payable Proceeds From Finance Payable Proceeds from finance payable. Diluted earnings (loss) per share Earnings Per Share, Diluted Earnings Per Share, Diluted, Total Sale of Stock, Number of Shares Issued in Transaction Shares received in transaction Net income (loss) for the year Net income (loss) for the year Ownership [Axis] Summary of Investments in Equity Securities Equity Method Investments [Table Text Block] Deferred Tax Assets, Other Other deferred tax assets Cybersecurity Risk Management Third Party Engaged [Flag] Subscription Receipts Liability, Current Subscription receipts liability, current Subscription receipts liability Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Total other comprehensive income (loss) for the year Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items] Expected income tax at statutory rates Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Comprehensive Income (Loss), Net of Tax, Attributable to Parent Total comprehensive income (loss) for the year Tax Benefits Associated Previously Recognized Share Issue Costs Tax benefits associated previously recognized share issue costs. Tax benefits associated previously recognized share issue costs Royalties Accumulated Depletion Royalties accumulated depletion. Royalty interests, Accumulated Depletion Income Tax Jurisdiction [Domain] Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Summary of Significant Accounting Policies and Recently Adopted and Issued Accounting Pronouncements Scenario [Domain] Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total Foreign currency translation differences Equity Components [Axis] Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Investing activities Gain (loss) on investment in equity securities for the year Gain (Loss) on Investments Gain (Loss) on Investments, Total Gain (loss) on revaluation of investments in equity securities Gain (loss) on investments in equity securities Stock Issued During Period Value Exercise of Warrants Stock issued during period value exercise of warrants. Common stock issued upon exercise of warrants Statement of Cash Flows [Abstract] Income Tax Disclosure [Abstract] Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Exercised, Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Granted, Weighted Average Exercise Price Revenue [Policy Text Block] Revenue Recognition Cash and Cash Equivalents Disclosure [Text Block] Cash and Cash Equivalents, and Restricted Cash Non Revenue Generating Interests [Member] Non revenue generating interests. Non-revenue Generating Interests Prepaids and other receivables Increase (Decrease) in Prepaid Expense and Other Assets Prepaids and Other Receivables, Current Prepaids and other receivables, current Prepaids and other receivables Deferred Tax Liabilities, Other Other deferred tax liabilities Other deferred tax liabilities Sweetwater Royalties LLC [Member] Sweetwater Royalties LLC. Sweetwater Royalties LLC Depreciation, Depletion and Amortization Depreciation, Depletion and Amortization, Total Depletion, depreciation and amortization Cash and Cash Equivalents [Line Items] Mergers, Acquisitions and Dispositions Disclosures [Text Block] Sweetwater Acquisition and UEC Financing Counterparty Name [Axis] Number of Operating Segments Number of operating segments Sales of uranium inventory [Member] Sales of uranium inventory. Sales of Uranium Inventory AOCI Attributable to Parent [Member] Increase (Decrease) in Accounts Payable and Accrued Liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities, Total Accounts payable and accrued liabilities Inventories, net Inventory, Net Inventory, Net, Total Inventories, Beginning Balance Inventories, Ending Balance Inventories at carrying value Proceeds from public offerings, net of issuance costs and tax benefits Proceeds from Issuance Initial Public Offering Gross proceeds from issuance of shares Common Stock, Shares Authorized, Unlimited [Fixed List] Common Stock, Shares Authorized Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Forfeited, Weighted Average Exercise Price Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Percentage of ownership interest in common shares Variable Interest Entity, Qualitative or Quantitative Information of Company Common Shares, Ownership Percentage Variable interest entity, qualitative or quantitative information of company common shares, ownership percentage. Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Number of Options Outstanding Ending balance, Number of options Beginning balance, Number of options Customer [Axis] Exercise Price Of 2.00 To 2.99 For Outstanding Share Options [Member] Exercise price of 2.00 to 2.99 for outstanding share options. 2.00 to 2.99 Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares Beginning balance, Number of options Ending balance, Number of options Document Type Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Equity Method Investment [Table] Stock issuance costs net of tax benefits Stock Issuance Costs Net Of Tax Benefits Stock issuance costs net of tax benefits. Stock Options Any Participant Any Participant [Member] Any participant. Subsequent Event [Member] Subsequent Events Accounting Standards Update [Extensible Enumeration] Operating Income (Loss) Operating income (loss) for the year Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Loss on Subscription including Derivative Liability Loss on subscription including derivative liability. Loss on subscription including derivative liability Sale of Stock, Price Per Share Grant date weighted average fair value Sale of stock, price per share Summarizes Our Royalties Interests [Table Text Block] Summarizes Our Royalties Interests. Summarizes Our Royalty Interests Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] Segment Reporting [Table] Securities Act File Number Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount, Total Non-deductible permanent differences Components of Deferred Tax Assets and Liabilities [Abstract] Long-Lived Asset, Excluding Intangible Asset and Goodwill, Impairment and Disposal [Policy Text Block] Impairment of Long-lived Assets Retained Earnings [Member] Entity Registrant Name Current Income Tax Expense (Benefit) Current Income Tax Expense (Benefit), Total Current Selling General And Administrative Expense Disclosure [Text Block] Selling general and administrative expense disclosure Selling, General and Administrative Expense Accounting Policies [Abstract] Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total Net income (loss) for the year Selling, general and administration expense Selling, General and Administrative Expense Selling, general and administrative Selling, general and administrative Schedule of Capitalization, Equity [Line Items] Stock Issued During Period Shares Exercise of Warrants Stock issued during period shares exercise of warrants. Common stock issued upon exercise of warrants, shares Entity Address, Address Line One Line of Credit Facility, Expiration Date Maturity UNITED STATES USA Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Exercised, number of options Common stock issued upon exercise of options, shares Exercised, Number of options Number of pounds of inventories hold. Number Of Pounds Of Inventories Hold Number of pounds of inventories hold Assets, Current Total current assets Earnings Per Share, Policy [Policy Text Block] Earnings (loss) Per Share Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount [Abstract] Reconciling items: Supplemental Cash Flow Information [Abstract] Supplementary cash flow information: Exercise Price Of 3.00 To 3.99 For Outstanding Share Options [Member] Exercise price of 3.00 to 3.99 for outstanding share options. 3.00 to 3.99 Related Party Transactions Related Party Transactions Disclosure [Text Block] Sale of Stock, Percentage of Ownership after Transaction Percentage of common shares received in transaction Deferred Income Tax Expense (Benefit) Deferred Income Tax Expense (Benefit), Total Deferred Deferred tax expense (recovery) Entity Small Business Exercise Price Range [Axis] Investment, Name [Domain] All Other Customers [Member] All other customers. All Other Customers Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Unrecognized cost of unvested stock options Customer F [Member] Customer F. Customer F Long-Term Debt, Type [Axis] Net repayment of margin loan Net Repayment of Margin Loan Net repayment of margin loan. 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Escrowed Cash Components of Deferred Tax Liabilities [Abstract] Deferred tax liabilities: Entity Address, City or Town Proceeds from subscription agreement Proceeds From Subscription Agreement Proceeds from subscription agreement. Business Combination [Axis] Payments to Acquire Short-Term Investments Investment in short-term investments Income Tax Paid, after Refund Received Income Tax Paid, after Refund Received, Total Income taxes paid Gross proceeds from issue of shares Stock Issued During Period, Value, New Issues Common stock issued for cash Entity Common Stock, Shares Outstanding Concentration Risk Type [Axis] Non-capital losses carry-forward Deferred tax assets: Non-capital losses carry-forward. Deferred tax assets: Non-capital losses carry-forward Customer A [Member] Customer A. Customer A Royalties Additions Royalties additions. Additions Segment Reporting, Expense Information Used by CODM, Description Components of Deferred Tax Assets [Abstract] Deferred tax assets: Equity Distribution Agreement Date Equity distribution agreement date. Equity distribution agreement date Percentage Of Irrevocable Option To Elect To Acquire Percentage of irrevocable option to elect to acquire. Percentage of irrevocable option to elect to acquire Royalties Royalties [Policy Text Block] Royalties policy text block. Statement [Table] Royalty [Member] Royalty Revenue Stock-based compensation Share-Based Payment Arrangement, Expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (loss) before income taxes Income (loss) before taxes Entity Shell Company Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Expected life (years) Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Cash generated from (used in) investing activities Statement [Line Items] Royalties Gross Royalties Gross Royalty interests, Cost Maximum [Member] Maximum Insiders [Member] Insiders. Insiders Change in valuation allowance recorded through income Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Repayment of Finance Payable Repayment of finance payable. 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Percentage of net proceeds from equity issuance to repay loan Organization, Consolidation and Presentation of Financial Statements [Abstract] Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Restricted Cash and Cash Equivalents Non Executive Directors [Member] Non executive directors. Non-executive Directors Revenue Producing Interests [Member] Revenue producing interests. Revenue-producing Interests Inventories Inventory Disclosure [Text Block] Additions to investment. Additions Additions for the year Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable, Ending Balance Share-Based Payment Arrangement, Option, Exercise Price Range, Shares Exercisable, Beginning Balance Exercise Price Number of Options Exercisable Cash and Cash Equivalents [Abstract] Namibia NAMIBIA Senior Secured Revolving Credit Agreement [Member] Senior secured revolving credit agreement Senior Secured Revolving Credit Agreement Liabilities, Current Total Current Liabilities Deferred Tax Assets, Net of Valuation Allowance Deferred tax assets: Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Auditor Opinion [Text Block] Auditor Opinion Orion Resource Partners LP and Ontario Teachers' Pension Plan [Member] Orion Resource Partners LP and Ontario Teachers' Pension Plan. 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Uranium storage fees Uranium storage fees Business Combination [Table] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Total intrinsic value of options exercised Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Non-cash investing and financing activities: Cover [Abstract] Inventories Acquired At Market Value inventories acquired at market value. Inventories acquired at market value Royalties Impact Of Foreign Currency Translation Royalties impact of foreign currency translation. Royalties impact of foreign currency translation Customer B [Member] Customer B. Customer B Long-Term Debt, Type [Domain] Professional Fees And Insurance Professional fees and insurance. Professional fees and insurance Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Accumulated other comprehensive loss Share-Based Payment Arrangement, Noncash Expense Share-Based Payment Arrangement, Noncash Expense, Total Share-based compensation Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Adjustments for: Cash and Cash Equivalent Cash and Cash Equivalent, Total Cash and cash equivalents Royalties, Noncurrent Royalties Royalty interests Net Royalties noncurrent. Royalty interests, Net Carrying value, at the end of the year Carrying value, at the beginning of the year Sprott Physical Uranium Trust [Member] Sprott physical uranium trust. Queen's road capital investment ltd. Queens Road Capital Investment Ltd [Member] Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Cash generated from financing activities Percentage of Proceeds Equity Issuance against the Facility Percentage of proceeds equity issuance against the facility Proceeds equity issuance against the facility Inventories Additions Inventories additions. Inventories, Additions for the year Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period Forfeited, number of options Forfeited, Number of options Entity Filer Category Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description Increase (Decrease) in Accounts Receivable Accounts receivable Selling General And Administrative Expense [Table Text Block] Selling General And Administrative Expense. 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