Document And Entity Information Document Information [Table] Class of Stock [Axis] Class of Stock [Domain] Represents the common shares, without par value. Common Shares, Without Par Value Common Shares, without par value Represents the redeemable warrants, each whole warrant exercisable for one common Share, each at an exercise price of $11.50 per share. Redeemable Warrants, Each Whole Warrant Exercisable For One Common Share, Each At An Exercise Price Of $11.50 Per Share Redeemable warrants, each whole warrant exercisable for one Common Share, each at an exercise price of $11.50 per share Document Information [Line Items] Document And Entity Information Document Type Document Type Document Quarterly Report Document Period End Date Document Transition Report Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line Two Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Condensed Consolidated Balance Sheets Statement [Table] Statement [Line Items] Statement Assets [Abstract] ASSETS Assets, Current [Abstract] Current Cash and Cash Equivalents, at Carrying Value Cash Amount of receivables and prepayments. Receivables And Prepayments Current Receivables and prepayments Assets, Current Current Assets Total current assets Assets, Noncurrent [Abstract] Non-current Amount of exploration licenses. Exploration Licenses Noncurrent Exploration assets Operating Lease, Right-of-Use Asset Ending Balance Beginning Balance Right of use asset Property, Plant and Equipment, Net Equipment Intangible Assets, Net (Excluding Goodwill) Software Long-Term Investments Investment at the end of the period Investment at the beginning of the period Investments Assets, Noncurrent Non-Current Assets Total non-current assets Assets TOTAL ASSETS Liabilities [Abstract] LIABILITIES Liabilities, Current [Abstract] Current Accounts Payable and Accrued Liabilities, Current Accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities Derivative Liability, Current Warrants liability Liabilities, Current Current Liabilities Total current liabilities Liabilities, Noncurrent [Abstract] Non-current Deferred Income Tax Liabilities, Net Deferred tax liability The amount of accrued royalties, non-current. Accrued Royalties, Non-Current Royalty liability Liabilities, Noncurrent Non-current liabilities Total non-current liabilities Liabilities TOTAL LIABILITIES Stockholders' Equity Attributable to Parent [Abstract] EQUITY Common Stock, Value, Issued Common shares (unlimited shares, no par value - issued: 433,188,187 (December 31, 2025 -422,966,333)) Additional Paid in Capital Additional paid - in capital Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Retained Earnings (Accumulated Deficit) Deficit Stockholders' Equity Attributable to Parent Balance Balance TOTAL EQUITY Liabilities and Equity TOTAL LIABILITIES AND EQUITY Common Stock, No Par Value Common shares, par value Common Stock, Shares, Issued Common shares, issued Condensed Consolidated Statements of Loss and Comprehensive Loss Operating Expenses [Abstract] Operating expenses Exploration Expense Exploration and evaluation expenses Exploration and Evaluation Expenses Exploration and evaluation expenses General and Administrative Expense General and administrative expenses Operating Income (Loss) Operating loss Other Items [Abstract] Other items Equity Method Investment, Realized Gain (Loss) on Disposal Equity-accounted investment loss Amount of gain (loss) recognized during the period due to reduction of entity's ownership percentage because the investee issues new shares to other parties and the investor does not participate in that issuance. Gain (Loss) On Dilution Of Investments Gain on dilution of investment Dilution gain Fair Value Adjustment of Warrants Change in fair value of warrant liability Change in fair value of warrants liability Foreign Currency Transaction Gain (Loss), before Tax Foreign exchange loss (gain) Interest Income (Expense), Net Interest income Amount of the cost of borrowed funds accounted for as interest expense for debt. Fees And Interest On Credit Facility Fees and interest on borrowings and credit facilities Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Net loss and comprehensive loss for the period, before tax Income Tax Expense (Benefit) Tax expense Net loss and comprehensive loss for the period, after tax Loss for the period Earnings Per Share, Basic Loss per share - Basic (in dollars per share) Earnings Per Share, Diluted Loss per share - Diluted (in dollars per share) Weighted Average Number of Shares Outstanding, Basic Weighted average number of common shares outstanding - basic Weighted Average Number of Shares Outstanding, Diluted Weighted average number of common shares outstanding - diluted Condensed Consolidated Statements of Changes in Equity Equity Components [Axis] Equity Component [Domain] Common Stock Common Shares Additional Paid-in Capital [Member] Additional Paid in Capital AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Loss Retained Earnings [Member] Deficit Sale of Stock [Axis] Sale of Stock [Domain] Represents information pertaining to sale of stock at the market offering in the equity distribution agreement. At The Market [Member] At-the-Market Offering Shares, Outstanding Balance (in shares) Balance (in shares) Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercised Exercise of stock options (in shares) Number of shares issued against stock option exercise Value of stock issued as a result of the Registered direct offering during the period. Stock Issued During Period, Value, Registered Direct Offering Issuance of shares and warrants under Registered Direct Offering, net of expenses Number of share issued under Registered direct offering during the period. Stock Issued During Period, Shares, Registered Direct Offering Issuance of shares and warrants under Registered Direct Offering, net of expenses (in shares) Stock Issued During Period, Value, New Issues Shares issued as per At-the-Market Equity Distribution Agreement Stock Issued During Period, Shares, New Issues Aggregate of common shares to the investors Shares issued as per At-the-Market Equity Distribution Agreement (in shares) Number of shares issued (in shares) Stock Issued During Period, Value, Conversion of Units Conversion of restricted share units, net of shares withheld for taxes Stock Issued During Period, Shares, Conversion of Units Conversion of restricted share units, net of shares withheld for taxes (in shares) Conversion of restricted share units (in shares) APIC, Share-based Payment Arrangement, Increase for Cost Recognition Share-based compensation and Expenses settled with equity Condensed Consolidated Statements of Cash Flows Net Cash Provided by (Used in) Operating Activities [Abstract] Operating activities Comprehensive Income (Loss), Net of Tax, Attributable to Parent Loss for the period Items Not Affecting Cash Abstract Items not affecting cash: Amortization Amortization Interest Expense, Debt Interest Expense Accrued interest on credit facilities Operating Lease, Expense Lease expense during the period Lease expense Share-based Payment Arrangement, Noncash Expense Share-based compensation and expenses settled with equity Foreign Currency Transaction Gain (Loss), Unrealized Unrealized foreign exchange movement Amount of the cost of short term borrowed funds accounted for as interest expense for short term debt. Interest Paid On Short Term Borrowings Interest paid on short-term debt Increase (Decrease) in Operating Capital [Abstract] Changes in working capital: The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services and prepaid expenses. Increase (Decrease) in Receivables and Prepaid Expense Receivables and prepayments Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued liabilities Net Cash Provided by (Used in) Operating Activities Net cash used in operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Investing activities Payments to Acquire Property, Plant, and Equipment Acquisition of equipment and software Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Financing activities Proceeds from Stock Options Exercised Proceeds from exercise of stock options The cash inflow associated with the amount received from entity's Registered direct offering of stock to the public. Proceeds from Issuance Registered Direct Offering Proceeds from registered direct offering The cash outflow for cost incurred directly with the issuance of a Registered direct offering. Payments of Stock Issuance Costs, Registered Direct Offering Expenses paid for registered direct offering Proceeds from Issuance of Common Stock Proceeds from shares issued from At-the-Market Distribution Agreement Proceeds from Shares issued from ATM Repayments of Related Party Debt Repayment of Debt Repayment of Debt Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Increase/(Decrease) in cash Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Impact of exchange rate changes on cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash - end of period Cash - beginning of period Nature of Operations Nature of Operations [Text Block] Nature of Operations No definition available. Basis of Presentation Business Description and Basis of Presentation [Text Block] Basis of Presentation N/A Use of Estimates The entire disclosure of use of estimates. Use Of Estimates Disclosure [Text Block] Use of Estimates Fair Value of Financial Instruments Fair Value Disclosures [Text Block] Fair Value of Financial Instruments Recent Accounting Pronouncements Issued and Adopted Error Correction [Text Block] Recent Accounting Pronouncements Issued and Adopted The entire disclosure about strategic partnerships. Strategic Alliance with Allseas Group S. A. and Affiliates The entire disclosure of strategic partnerships. Strategic Partnership Disclosure [Text Block] Strategic Alliance with Allseas Group S. A. and Affiliates Investments Equity Method Investments and Joint Ventures Disclosure [Text Block] Investments No definition available. Royalty Liability The entire disclosure on royalty liabilities. Royalty Liability Disclosure [Text Block] Royalty Liability n/a Exploration and Evaluation Expenses The entire disclosure for the exploration and evaluation expenses. Exploration and Evaluation Expenses [Text Block] Exploration and Evaluation Expenses General and Administrative Expenses The entire disclosure of General and Administrative Expenses. Disclosure of General and Administrative Expenses [Text Block] General and Administrative Expenses Accounts Payable and Accrued Liabilities Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Accounts Payable and Accrued Liabilities The disclosure of Warrant liability abstract. Warrants The entire disclosure of warrant liability. Warrants Liability [Text Block] Warrants Share-Based Compensation Share-based Payment Arrangement [Text Block] Share-Based Compensation Loss per Share Earnings Per Share [Text Block] Loss per Share No definition available. Financial Instruments Financial Instruments Disclosure [Text Block] Financial Instruments Related Party Transactions Related Party Transactions Disclosure [Text Block] Related Party Transactions Contingent Liabilities Commitments and Contingencies Disclosure [Text Block] Contingent Liabilities Segmented Information Segment Reporting Disclosure [Text Block] Segmented Information Subsequent Event Subsequent Events [Text Block] Subsequent Event Basis of Accounting, Policy [Policy Text Block] Basis of Presentation Use of Estimates, Policy [Policy Text Block] Use of Estimates Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value of Financial Instruments New Accounting Pronouncements, Policy [Policy Text Block] Recent Accounting Pronouncements Issued and Adopted The tabular disclosure of right of use assets. Schedule Of Right Of Use Assets [Table Text Block] Schedule of net amount of right-of-use asset Schedule of Equity Method Investments [Table] Legal Entity [Axis] Entity [Domain] Represents information pertaining to The Metals Royalty Company. The Metals Royalty Company [Member] The Metals Royalty Company Represents information pertaining to 1554997 B.C. Ltd. Equity Method Investment, 1554997 B.C. Ltd [Member] 1554997 B.C. Ltd Schedule of Equity Method Investments [Line Items] Investments Investment [Table Text Block] Schedule of investments Equity Method Investments [Table Text Block] Schedule of financial results of The Metals Royalty Company The tabular disclosure of reconciliation of the Company's exploration licenses. Schedule Of Reconciliation Exploration Licenses Table Text Block Schedule of exploration and evaluation expenses The tabular disclosure of General and Administrative Expenses. Schedule of General and Administrative Expenses [Table Text Block] Schedule of general and administrative expenses Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Schedule of accounts payable and accrued liabilities Class of Warrant or Right [Table] Class of Warrant or Right [Line Items] Warrants Schedule of Derivative Liabilities at Fair Value [Table Text Block] Schedule of changes in the fair value of warrant liabilities Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Schedule of fair value measurement input Stock Options (Tables) [Table] Restricted stock units Restricted Stock Units ("RSUs") RSU Stock Options (Tables) [Line Items] Share-Based Compensation Share-based Payment Arrangement, Option, Activity [Table Text Block] Schedule of movement of stock options Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Summary of the RSU activity Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of anti-dilutive common equivalent shares The entire disclosure of financial instruments. Financial Instruments Table Text Block Schedule of categories of financial instruments Schedule of Segment Reporting Information, by Segment [Table Text Block] Schedule of company's long-lived assets Costs Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities [Table] Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items] Nature of Operations Represents the number of application made for exploration licenses. Number Of Application For Exploration Licenses Number of applications for exploration licenses Represents the number of application made for exploration licenses Number Of Application For Commercial Recovery Permit Number of applications made for commercial recovery permit. Area of land for which applications submitted to secure exploration license. Exploration License Applied, Area of Land Area of land for exploration license (in square km) Area of land for which applications submitted to secure commercial recovery. Commercial Recovery, Area of Land Area of land for commercial recovery (in square km) Area of land for which applications submitted to secure exploration and commercial recover Exploration and Commercial Recovery, Area of Land Area of land for exploration and commercial recovery Amount of transfers of assets measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. Fair Value, Assets, Level 1 to Level 2 Transfers, Amount1 Fair value of assets, Transfers from Level 1 to Level 2 Amount of transfers of assets measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. Fair Value Assets, Level 2 To Level 1 Transfers Amount 1 Fair value of assets, Transfers from Level 2 to Level 1 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net Fair value of assets, Transfers into (out of) Level 3 Amount of transfers of liabilities measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. Fair Value, Liabilities, Level 1 to Level 2 Transfers, Amount 1 Fair value of liabilities, Transfers from Level 1 to Level 2 Amount of transfers of liabilities measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount 1 Fair value of liabilities, Transfers from Level 2 to Level 1 Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net Fair value of liabilities, Transfers into (out of) Level 3 Schedule of Finite-Lived Intangible Assets [Table] Project [Axis] Project [Domain] Project Management Technology Services [Member] Project Management Technology Services [Member] Project Management Technology Services Finite-Lived Intangible Assets [Line Items] Strategic Alliance with Allseas and Affiliates Finance Lease, Right-of-Use Asset, after Accumulated Amortization [Abstract] Right-of-use Asset Line of Credit Facility [Table] Credit Facility [Axis] Credit Facility [Domain] Represents information pertaining to unsecured credit facility. Unsecured Credit Facility [Member] Unsecured Credit Facility Line of Credit [Member] Line of credit Counterparty Name [Axis] Counterparty Name [Domain] This member stands for Allseas and its Affiliates. Allseas And Affiliates [Member] Allseas and affiliates Represents the information pertaining to Allseas. Allseas [Member] Allseas Related Party [Axis] Related Party [Domain] Related party Related party Line of Credit Facility [Line Items] Strategic Alliance with Allseas and Affiliates Line of Credit Facility, Maximum Borrowing Capacity Aggregate borrowed amount Number of days average considered for percentage points added to the reference rate to compute the variable rate on the debt instrument. Debt Instrument, Number Of Days Average Considered For Basis Spread on Variable Rate Number of days average considered for basis spread Debt Instrument, Basis Spread on Variable Rate Interest rate Percentage of interest that shall be paid in kind, at maturity, at the Company's election, under the debt arrangement. Debt Instrument, Voluntary Interest Paid In Kind At Maturity Interest paid in kind at maturity Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Underutilization fee (in percentage) Line of Credit Facility, Interest Rate Description Line of credit facility interest rate term Line of Credit Facility, Commitment Fee Amount Underutilization fees Related Party Transaction, Amounts of Transaction Related party transaction, amounts of transaction Investment Owned, Balance, Shares Shares owned Investment Owned, Percent of Net Assets Percentage of common stock shares outstanding Investment, Name [Axis] Investment, Name [Domain] The amount of transfer of investment from one entity to another as part of spin out transaction. Equity Method Investment, Transfer of Investment From One Entity to Another Spin-Out transaction Proceeds from Equity Method Investment, Distribution, Return of Capital Return of capital Income (Loss) from Equity Method Investments Equity-accounted investment gain (loss) Operating Expenses Operating expenses from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent Net loss from continuing operations Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Net loss from discontinued operations Amount of royalty income earned by the company during the reporting period. Royalty Income Royalty Income Amount of operating income earned by the company during the reporting period. Operating Income Operating Income Employee stock option Represents the percentage of amount contribution to gross royalty. Percentage Of Contribution To Gross Royalty Percentage of contribution to gross royalty Number of contingent value rights issued. Contingent Value Rights, Issued Contingent value rights issued Number of shares issued as compensation expense. Stock Issued During Period, Shares, Compensation Expense Common shares as compensation expenses Number of shares issued upon release of subscription receipts. Stock Issued During Period, Shares, Release Of Subscription Receipts Common shares issued upon release of subscription receipts Equity Method Investment, Ownership Percentage Percentage of ownership Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Number of ending balance Number of beginning balance Number of stock options outstanding (in shares) Stock options outstanding Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Outstanding Outstanding Restricted share units outstanding Disclosure of information about royalty liability. Royalty Liability [Table] Represents information pertaining to the Company's wholly-owned subsidiary, Nauru Ocean Resources Inc. ("NORI"). Nauru Ocean Resources Inc [Member] NORI This member stands for Low Carbon Royalties. Low Carbon Royalties [Member] Low Carbon Royalties Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input, Discount Rate [Member] Discount rate Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Royalty Liability [Line Items] Royalty Liability Fair value of royalty liability for Zones A to C under royalty agreement. Royalty Liability For ZonesA To C, Fair Value Royality fair value for Areas A to C Fair value of royalty liability for Zone D under the royalty agreement. Royalty Liability For Zone D, Fair Value Royality fair value for Area D project Value of input used to measure royalty liability. Royalty Liability, Measurement Input Royalty liability, measurement input Exploration Assets The amount of expense related to environmental studies. Environmental Studies Environmental studies Exploration labor. Exploration Labor Exploration labor Amount related to common Share options-based payments. Common Shares Options Based Payments Share-based compensation (Note 13) Represents the expense related to mining, technological and process development. Mining, Technological And Process Development Mining, technological and process development The amount of expense related to prefeasibility studies. Prefeasibility Studies Prefeasibility studies Represents the expense related to sponsorship, training and stakeholder engagement. Sponsorship, Training And Stakeholder Engagement Sponsorship, training and stakeholder engagement Represents the expense related to other exploration and evaluation expenses. Other Exploration and Evaluation Expenses. Other Presentation of information about general and administration expense. General And Administrative Expense [Table] Income Statement Location [Axis] Income Statement Location [Domain] Represents the information pertaining to Professional and consulting fees Professional and consulting fees Professional and Consulting Fees Professional and consulting fees Represents the information pertaining to Investor relations. Investor relations Investor relations Represents the information pertaining to Office and sundry. Office and sundry Office and sundry Represents the information pertaining to Salaries and wages. Salaries and wages Salaries and wages Represents the information pertaining to Director fees. Director fees Director fees Represents the information pertaining to Share-based compensation. Share-based compensations Share-based compensation Represents the information pertaining to Transfer agent and filing fees. Transfer agent and filing fees Transfer agent and filing fees Represents the information pertaining to travel and other expenses. Travel And Other Expenses [Member] Travel and Other NA General And Administrative Expense [Line Item] General and Administrative Expenses The amount of professional and consulting fees expense settled with share-based compensation. Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options For Settlement of Professional and Consulting Fees Professional and consulting fees expense settled Share-based Payment Arrangement, Expense Share based compensation expense Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Options outstanding Options Outstanding, Granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Granted Schedule reflecting the accounts payables and accrued expenses. Payables And Accruals [Table] Represents the information pertaining to Two Thousand Twenty Four Credit Facility. Two Thousand Twenty Four Credit Facility [Member] 2024 Credit Facility Line items represent payables and accruals included in a table. Payables And Accruals [Line Items] Accounts Payable and Accrued Liabilities Accounts Payable, Current Accounts Payable Accrued Liabilities, Current Accrued Liabilities Class of Warrant or Right [Axis] Class of Warrant or Right [Domain] The member stands for public warrants. Public Warrants [Member] Public Warrants The member stands for private placement warrants. Private Warrants [Member] Private Warrants Scenario [Axis] Scenario [Domain] This member stands for the scenario, where redemption of warrants when the price per share of class a common stock equals or exceeds $18.00. Redemption Of Warrants When Price Per Share Of Class Common Stock Equals Or Exceeds 18.00 Redemption of warrants when price per share of class common stock equals or exceeds 18.00 Class of Warrant or Right, Outstanding Number of warrants outstanding Class of Warrant or Right, Exercise Price of Warrants or Rights Exercise price of warrants The issuance price of additional capital which would trigger an adjustment in the exercise price of the warrant. Warrant Exercise Price Adjustment Trigger Issue price per share The number of consecutive trading days within a specified range when the reported sale price must exceed the specified amount. Warrant Redemption Measurement Consecutive Trading Days Over Specified Amount Trading days for redemption of public warrants The number of trading days over which the reported sale price is measured when determining the redemption price. Warrant Redemption Measurement Period Consecutive trading days for redemption of public warrants Warrants and Rights Outstanding Value of outstanding warrants Private Placement [Member] Private Warrants Fair value of financial instrument classified as a liabilities measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring and Nonrecurring Basis, Liability Value Warrants liability as at March 31, 2026 Warrants liability as at December 31, 2025 Amount of increase (decrease) of financial instrument classified as a liabilities measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring and Nonrecurring Basis, Liability, Gain (Loss) Increase in fair value of warrants liability Measurement Input, Exercise Price [Member] Exercise price Measurement Input, Share Price [Member] Share price Measurement Input, Price Volatility [Member] Volatility Measurement Input, Expected Term [Member] Term (years) Measurement Input, Risk Free Interest Rate [Member] Risk-free rate Measurement Input, Expected Dividend Rate [Member] Dividend yield Warrants and Rights Outstanding, Measurement Input Measurement input Represent information pertaining to class A warrant. Classa Warrant [Member] Class A Warrants Represents the information pertaining to Class B warrants. Class B Warrants [Member] Class B Warrants Represents the information pertaining to Class C warrants. Class C Warrants [Member] Class C Warrants Represents information pertaining to Korea Zinc warrants. Korea Zinc Warrants [Member] Korea Zinc Warrants Represents information pertaining to Nauru warrants. Nauru Warrants [Member] Nauru Warrants Represents information pertaining to Tonga warrants. Tonga Warrants [Member] Tonga Warrants Number of warrants or rights are exercised. Class of Warrant Or Right, Exercised Warrants exercised Class of Warrant or Right, Number of Securities Called by Each Warrant or Right Number of shares issuable per warrant The number of warrants issued during the period. Class of Warrant or Right, Warrants Issued Warrants issued Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Plan Name [Axis] Plan Name [Domain] Represents information pertaining to 2021 Incentive equity plan (the "Plan"). 2021 Incentive Equity Plan 2021 Incentive Equity Plan Title of Individual [Axis] Title of Individual [Domain] Represents information pertaining to consultant. Consultant [Member] Consultant General and administration expenses General and administration expenses Vesting [Axis] Vesting [Domain] Vesting in thirds on each anniversary of the grant date Vesting in thirds on each anniversary of the grant date Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-Based Compensation Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Aggregate number of common shares reserved for issuance under the plan Number of additional shares authorized for issuance under share-based payment arrangement subject to approval of shareholders. Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Subject To Approval Number of additional shares authorized subject to approval to share holders Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Units sign-on grant Common Shares issued and outstanding percentage. Common Share Issued And Outstanding Percentage Common Shares issued and outstanding percentage Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized Number of additional shares added Stock Options (Details) [Table] This member stands for short term incentive plan. Short Term Incentive Plan [Member] Short-Term Incentive Plan This member stands for longterm incentive plan. Long Term Incentive Plan [Member] Long-term Incentive Plan Represents the information pertaining to 2021 incentive plan. Twenty Twenty one Incentive Plan [Member] 2021 incentive plan Stock Options (Details) [Line Items] Share-Based Compensation Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Expired/ Forfeited Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Number of RSUs Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Forfeited The number of shares exercised made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Exercised In Period Exercised Vesting Immediately Vesting fully on the first anniversary of the grant date Vesting fully within and on first anniversary of the grant date Vesting in fourths on each anniversary of the grant date Sharebased Payment Arrangement Tranche Two Member Vesting based on market portion of award under share-based payment arrangement differentiated by vesting feature, including, but not limited to, performance measure or service period. Share-Based Payment Arrangement, Vesting Based on Market Conditions [Member] Vesting based on market conditions This member stands for exploration and evaluation. Exploration and evaluation activities Exploration and evaluation activities Shares, Issued Shares issued Accrued Liabilities Amount to settle liabilities The weighted average fair value at grant date for nonvested equity-based awards issued during the period to settle liabilities on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period To Settle Liabilities Weighted Average Grant Date Fair Value Weighted average grant date fair value Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Total unrecognized share-based compensation expense Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Aggregate vested units outstanding Consulting services Professional and consulting fees Represents Employee Share Purchase Plan Member. Employee Share Purchase Plan [Member] Outstanding shares under ESPP Employee Share Purchase Plan This refers to the percentage of common shares outstanding on last day of the immediately preceding fiscal year under Employee Share Purchase Plan. Percentage Of Common Stock Shares Outstanding Percentage of common stock shares outstanding Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Restricted Stock [Member] Outstanding RSUs Warrant [Member] Outstanding warrants Represents information pertaining to special shares and options to purchase special shares. Special Shares And Options To Purchase Special Shares [Member] Outstanding Special Shares and options to purchase Special Shares Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Loss per Share Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Total anti-dilutive common equivalent shares Fair Value, Recurring and Nonrecurring [Table] Measurement Frequency [Axis] Measurement Frequency [Domain] Fair Value, Recurring [Member] Recurring basis Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Level 3 Level 3 Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Financial Instruments Financial Assets Abstract Financial assets N/A Amortized Costs [Abstract] Amortized cost Carrying amount as of the balance sheet date of taxes and receivables classified as other, due within one year or the operating cycle, if longer. Taxes and Other Receivables , Current Commodity taxes and other receivables Financial assets. Financial Assets Financial assets Financial Liabilities Abstract Financial liabilities Amortized Cost [Abstract] Amortized cost Amount of warrant liability. Warrant Liability Warrants liability Financial liabilities. Financial Liabilities Financial liabilities Schedule for related party transactions. Schedule of Related Party Transactions [Table] Represents information pertains to Gerrad Barron and Erra Capital LLC. Gerrad Barron And Eras Capital Llc [Member] Gerard Barron and ERAS Capital LLC This member stands for Gerard Barron. Gerard Barron [Member] Gerard Barron The amount represents the ERAS Capital LLC [Member]. ERAS Capital LLC [Member] ERAS Capital LLC Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Schedule of Related Party Transactions [Line Items] Related Party Transactions Line of Credit Facility, Expiration Date Credit Facility, expiration date Amount of cash outflow for repayment of interest on line of credit facility. Repayments of Interest, Line of Credit Interest repaid Interest Payable Interest payable Schedule of Segment Reporting Information, by Segment [Table] Geographical [Axis] Geographical [Domain] NAURU Nauru Singapore Singapore Segment Reporting Information [Line Items] Segmented Information Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event [Member] Subsequent event Represents information pertaining to Allseas Deepsea Marine Contractors. Allseas Deepsea Marine Contractors [Member] Allseas Deepsea Marine Contractors Subsequent Event [Line Items] Subsequent Event Represents the annual production capacity of wet poly metallic nodules, measured in tonnes per year. Production Capacity Tonnes Per Annum Production capacity Amount due to affiliates. Related Party Transaction, Amounts Due Amounts Due The percentage share of cost incurred upon executing the agreement. Percentage of Cost Incurred Percentage of cost incurred invcoiced Amount agreed to be paid upon executing the agreement. Additional Payment, Agreed To Be Paid Additional payment, agreed to be paid Amount due to affiliates including incurred cost. Related Party Transaction, Amounts Due Including Incurred cost Total settlement amount Stock Issued During Period, Shares, Issued for Services Number of shares issued Threshold number days from the effective date for calculating volume weighted average price. Volume Weighted Average Price, Threshold Number Of Days Threshold number of days for calculating settlement price per share Percentage of discount on final settlement price per share. Percentage Of Discount On Settlement Price Per Share Percentage of discount on settlement price per share Represents the initial duration of the commercial production agreement, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Commercial Production Agreement, Contract Term Initial term N/A Rule 10b5-1 Arrangement Modified N/A Non-Rule 10b5-1 Arrangement Modified