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Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 75560 - Disclosure - Financial Instruments and Financial Risk Management - Fair Value by Hierarchy (Details) link:presentationLink link:calculationLink link:definitionLink 75570 - Disclosure - Financial Instruments and Financial Risk Management - Currency Risk (Details) link:presentationLink link:calculationLink link:definitionLink 75580 - Disclosure - Capital Management (Details) link:presentationLink link:calculationLink link:definitionLink 75590 - Disclosure - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 75600 - Disclosure - Subsequent Events (Details) link:presentationLink link:calculationLink link:definitionLink 999009 - Disclosure - Anchoring link:presentationLink link:calculationLink link:definitionLink The percentage of ownership interest retained in each entity. Percentage of Ownership Interest Retained in Each Entity Percentage of ownership interest retained Disclosure of financial assets [table] Amount of costs incurred IFRS Related Party Transaction, Expenses from Transactions with Related Party Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. Interest expense [Default Label] Interest expense Interest expense Range Ten [Member] This member stands for range ten. 1.36 Transfers out of Level 1 into Level 2 of fair value hierarchy, assets held at end of reporting period Transfers out of Level 1 into Level 2 of fair value hierarchy, assets held at end of reporting period Agreement with an arms-length third-party advisor Agreement With Arms Length Third Party Advisor [Member] This member stands for agreement with an arms-length third-party advisor. Range Nine [Member] This member stands for range nine. 1.13 The decrease in acquisition costs on exploration and evaluation assets resulting from the deconsolidation. Exploration And Evaluation Assets Acquisitions Costs Deconsolidation Deconsolidation Decrease in acquisition costs The amount of milestone payments to receive. Amount Of Milestone Payments To Receive Amount of milestone payments to receive Supplemental Cash Flow Information No definition available. Supplemental cash flow information Share-based compensation Share-based payment Less: net assets Net assets Assets (liabilities) Net assets Net assets (liabilities) Classes of property, plant and equipment [axis] Classes of property, plant and equipment [axis] Lease payments Payments of lease liabilities, classified as financing activities Exploration and evaluation assets Purchase of exploration and evaluation assets Purchase of exploration and evaluation assets Lease liabilities - non-current Lease liabilities - long-term Lease liability - long-term Classes of financial assets [axis] Option life, share options granted Period Expected life of Options Document Fiscal Period Focus Restricted Stock Units (RSUs) Share instrument which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met. RSU RSUs Office trailer rental This member stands for office trailer rental costs. Cash flows from (used in) financing activities Net cash provided by financing activities Current payables to related parties Accounts payable - related parties Accounts payable and accrued liabilities Share issued for private placement Share issued for private placement Shares issued under the ATM Separation payment. Separation Payment Separation payment Effect of exchange rates on cash Effect of exchange rate changes on cash and cash equivalents Capital contributions Capital Contributions Capital contributions. Capital contributions Cash Cash Cash Total cash Range thirteen. Range Thirteen Member 1.35 1.27 Office and administration General and administrative Adjustments For Decrease (Increase) In Other Current Assets And Receivables Adjustments for decrease (increase) in other current assets and receivables Other current assets and receivables Telescope Telescope Innovations Corp This member stands for Telescope Innovations Corp. DSUs DSU Deferred Share Units This member stands for deferred share units (DSU). DSUs may be redeemed upon retirement or termination from the Company. The plan is a fixed plan pursuant to which the aggregate number of common shares to be issued shall not exceed 10% on the Company's issued and outstanding common shares when combined with the aggregate number of Option, RSU, PSU and DSU. Net cash used in operating activities Cash flows from (used in) operations Number of joint venture Number of joint venture Number of joint venture. Weighted average exercise price of other equity instruments outstanding in share-based payment arrangement Weighted average grant date fair value, end of period Weighted average grant date fair value, beginning of period Disclosure of demonstration plant explanatory. Disclosure Of Demonstration Plant Explanatory Demonstration Plant Cash, end of period Cash and cash equivalents Cash, beginning of period Loss from operations Profit (loss) from operating activities Loss from operations Gains (losses) on financial assets at fair value through profit or loss Fair value gain (loss) on financial asset - FID Total gains (losses) on financial assets at fair value through profit or loss Fair value loss (gain) on financial asset - FID Fair value (loss) gain on financial asset - FID Description of accounting policy for changes in accounting standards [text block] The description of the entity's accounting policy for changes in accounting standards. Changes in accounting standards ASSETS Comprehensive income Total comprehensive loss Stock Issued During Period Value Vesting Of Restricted Stock Unit Stock issued during period value vesting of restricted stock unit. Vesting of restricted stock units Exploration And Evaluation Assets Impairment Exploration and evaluation assets impairment. Impairment Disclosure of Number and Weighted Average Remaining Contractual Life of Outstanding Share Options [Line Items] Long-term Incentive Plan Equity Incentive Plan [Member] Represents the information pertaining to Equity incentive plan. Currency [Axis] Intangible assets Balance, beginning Balance, end Intangible assets other than goodwill Increase (decrease) through exercise of options, equity Options exercised Number Of Share Options Expired In Share Based Payment Arrangements Number of share options expired in share based payment arrangements. Options expired (in shares) IFRS Related Party Transaction [Axis] Information by type of related party transaction. Subsequent Events Subsidiaries [domain] Related Party Transactions Disclosure of transactions between related parties [line items] Attribution of expenses by nature to their function [domain] Amount of aqualung expenditures included in accounts payable. Aqualung expenditure Included In Accounts Payable Aqualung expenditure included in accounts payable Disclosure of non-adjusting events after reporting period [line items] Profit (loss) before tax Net loss before income taxes Disclosure Of Detailed Information About Plant Operations Costs Explanatory Schedule of Demonstration Plant Cost Disclosure of detailed information about plant operation costs explanatory. Proportion of ownership interest in subsidiary Proportion of ownership interest in subsidiary Ownership (Percentage) Long term debt Current borrowings and current portion of non-current borrowings Total current borrowings and current portion of non-current borrowings Range Six [Member] This member stands for range six. 3.85 Disclosure of offsetting of financial assets [table] Fair value gain on Investment in Aqualung Adjustments for fair value losses (gains) TOTAL LIABILITIES Liabilities. Non-current investments other than investments accounted for using equity method Investment in Aqualung Investment in Aqualung Beginning balance Ending balance Purchase of Aqualung Carbon Capture AS shares Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities Other cash payments to acquire equity or debt instruments of other entities Aqualung Carbon Capture pilot plant development Option payments Exploration And Evaluation Assets, Acquisitions Costs, Option Payments The Option payments of acquisition costs on exploration and evaluation assets. Supplies This member stands for supplies cost. Shares issued (in shares) Shares Issued During Period, Shares, New Issues Number of new shares issued during the period. Shares issued under the ATM (in shares) Weighted Average Exercise Price Of Other Equity Instruments Issued In Share Based Payment Arrangement 2019 Weighted average exercise price of other equity instruments issued in share based payment arrangement 2019. Weighted average grant date fair value, Issued Disclosure of stock options outstanding and exercisable Summary of Stock Options Outstanding and Exercisable Intangible asset Share Capital Ifrs Statement [Line Items] Ifrs Statement Line Items Share Of Net Assets Of Joint Ventures Accounted For Using Equity Method The amount of share of net assets of joint ventures accounted for using the equity method. Company's share of Smackover Lithium Financial Instruments and Financial Risk Management Amendment Flag Property, Plant and Equipment Exploration and Evaluation Assets Disclosure of detailed information about property, plant and equipment [line items] Decrease in fair value of financial asset Increase (Decrease) in Fair Value of Financial Asset Increase (decrease) in fair value of financial asset. Number of other equity instruments forfeited in share-based payment arrangement Number of stock units, Forfeited Number of stock units, Forfeited Share issuance costs from equity offering Proceeds from Share Issuance Costs from Equity Offering Proceeds from share issuance costs from equity offering. Categories of related parties [domain] Personnel This member stands for personnel costs. Weighted average exercise price of other equity instruments conversion of DSUs to common shares sharebased payment arrangement 2019 Weighted average exercise price of other equity instruments conversion of DSUs to common shares sharebased payment arrangement 2019. Weighted average grant date fair value, Conversion of DSUs to common shares Restricted cash Current restricted cash and cash equivalents Transfers out of Level 2 into Level 1 of fair value hierarchy, assets held at end of reporting period Transfers out of Level 2 into Level 1 of fair value hierarchy, assets held at end of reporting period Fair value of investment Capital contributions Investment in Smackover Lithium Cash flows from (used in) decrease (increase) in restricted cash and cash equivalents Change in restricted cash Options modified (in shares) Number of share options modified in share based payment arrangements. Number Of Share Options Modified In Share Based Payment Arrangements NOK Norway, Krone Document Type Exploration and Evaluation Assets No definition available. Cash flows from (used in) investing activities Net cash (used in) provided by investing activities Summary of Material Accounting Policies Disclosure of material accounting policy information [text block] Entity Central Index Key SWA Financial Asset - FID In Relation To SWA [Member] This member stands for financial asset - FID in relation to SWA. USD United States of America, Dollars Major ordinary share transactions [member] Major Ordinary Share Transactions Total Key management personnel compensation Range twelve. Range Twelve Member 1.42 1.35 Retained earnings (deficit) Deficit [Member] Accumulated deficit Types of risks [domain] Conversion rate Closing foreign exchange rate Closing rate Current liabilities due for reimbursement of costs paid by the Joint Ventures Current Liabilities Due For Reimbursement Of Costs Paid By The Joint Ventures Current liabilities due for reimbursement of costs paid by the Joint Ventures Accumulated other comprehensive loss Accumulated other comprehensive loss Related Party Transactions Current Fiscal Year End Date Ranges of exercise prices for outstanding share options [axis] Former member of board of directors. Former Member of Board of Directors [Member] Expenses Expenses Investments accounted for using equity method [abstract] Current liabilities Current liabilities Current liabilities [Default Label] Former Officers and Directors Former officers and directors. Former Officers and Directors [Member] MSA This member stands for Master Services Agreement. Weighted average exercise price of other equity instruments granted in share-based payment arrangement Weighted average grant date fair value, Granted Weighted average grant date fair value, Granted Non-adjusting events after reporting period [axis] Disclosure of joint ventures [text block] Equity Method Investment in Smackover Lithium Currency translation differences of foreign operations Currency translation differences of foreign operations Equity Method Investment in Smackover Lithium Range Seven [Member] This member stands for range seven. 2.97 Balance, beginning of period Balance, period end Acquisition costs Carrying amount of acquisition costs on exploration and evaluation assets. Number of options Number of Share Options Outstanding [Roll Forward] A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. Aqualung Carbon Capture AS This member stands for Aqualung Carbon Capture AS. Aqualung Carbon Capture AS Sale of stock per share Sale Of Stock Per Share Disclosure of fair value measurement of assets Schedule of Fair Value Measurement by Levels of Financial Assets Weighted Average Exercise Price, Options Outstanding (in CAD per share) Weighted Average Exercise Price, Options Outstanding (in USD per share) Exercise price Accumulated other comprehensive income (loss) [Member] Accumulated other comprehensive income Accumulated other comprehensive loss IFRS Plan Name [Axis] Information by plan name for share-based payment arrangement. Reserves Capital reserve The decrease in exploration and evaluation assets resulting from the deconsolidation. Exploration And Evaluation Assets Deconsolidation Deconsolidation Decrease in exploration and evaluation assets Amounts payable, related party transactions Accounts payable, related parties transaction Gains (Losses) on Fair Value of Equity Financing Transaction Gains (losses) on fair value of equity financing transaction. Fair Value gain on equity financing transaction Number of share options exercised in share-based payment arrangement Options exercised (in shares) Investing activities Sale of Stock [Domain] Sale of the entity's stock, including, but not limited to, initial public offering (IPO) and private placement. Sale of Stock Disclosure of risk management strategy related to hedge accounting [table] Weighted Average Exercise Price, Options exercisable (in CAD per share) Weighted Average Exercise Price, Options Exercisable (in USD per share) Disclosure of terms and conditions of share-based payment arrangement [table] Number of DSU granted Number of other equity instruments granted in share-based payment arrangement Number of stock units, Granted Period which the right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. IFRS Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Vesting period Supply of Lithium Carbonate Term Supply of lithium carbonate term. Supply of lithium carbonate term Sale Of Stock Average Price Per Share Sale of stock average price per share. Sale of stock per share Range Eight [Member] This member stands for range eight. 1.07 California Properties [Member] California properties. California Properties Disclosure of investments accounted for using equity method [text block] Schedule of Changes in Investment in Aqualung The increase (decrease) in the number of shares outstanding through stock options exercised. Stock options exercised (in shares) Stock options exercised (in shares) Options exercised (in shares) Capital Management Severance Payment Severance Payment Severance payment Weighted average exercise price of share options modified in sharebased payment arrangement. Weighted Average Exercise Price Of Share Options Modified In Sharebased Payment Arrangement 2019 Options modified (in USD per share) Former chief executive officer. Former Chief Executive Officer [Member] Adjustments for undistributed profits of investments accounted for using equity method Investment loss from Smackover Lithium Equity and liabilities TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY Officers This member stands for officers. Types of risks [axis] Supplemental Cash Flow Information Noncash Investing Financing and Financing Supplemental Disclosure [Text Block] The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Share-based compensation Adjustments for share-based payments Share issuance costs Payments for share issue costs Proceeds from exercise of options Proceeds from exercise of options Exercise of Options Nature of Operations No definition available. Joint ventures [domain] Equinor Equinor. Equinor [Member] Financial Instruments and Financial Risk Management Disclosure of risk management strategy related to hedge accounting [line items] Reasonably possible change In US Dollar relative to Canadian Dollar Percentage of Reasonably Possible Change In Risk Assumption The percentage of a reasonably possible change in in risk assumption. Reasonably possible change in Canadian dollar relative to US dollar Previous At The Market Offering [Member] Previous at the market offering. Previous ATM offering Previous ATM Program Plant operating expense. Plant Operating Expense Plant operating expense Lease liabilities - current portion Lease liability - short-term Lease liability - short-term Reserves Reserves [Member] Disclosure of fair value measurement of equity [line items] Types of share-based payment arrangements [domain] Net changes in non-cash working capital items: Accounts payable Accounts payable Accounts payable and accrued liabilities Accounts payable and accrued liabilities Total trade and other current payables The tabular disclosure of fair values of the proceeds received and net assets contributed at carrying value to joint ventures, and gain on deconsolidation. Disclosure of Fair Values Of The Proceeds Received And Net Assets Contributed At Carrying Value Joint Ventures, And Gain On Deconsolidation [Table Text Block] Schedule of fair values of the proceeds received and net assets contributed at carrying value to the SWA and ETX joint ventures, and gain on deconsolidation Disclosure of reconciliation of summarised financial information of joint venture accounted for using equity method to carrying amount of interest in joint venture [text block] Disclosure of Summarized Financial Information for Interest in the Smackover Lithium Contingencies Contingencies [Text Block] The disclosure of contingencies. Interest expense Share issuance costs Share issue related cost Net of transaction costs Initial cash payment Ownership Interest Disposed, Initial Cash Payment Received The amount of initial cash payment received from the sale of percentage of interest in subsidiaries. ATM offering At The Market Offering [Member] This member stands for At the market offering. ATM Offering Exploration and evaluation expenditures included in accounts payable Exploration And Evaluation Expenditures Included In Accounts Payable Amount of exploration and evaluation expenditures included in accounts payable. Cash received on stock transaction after deduction of issuance costs. IFRS Sale of Stock, Consideration Received on Transaction Net proceeds Currency translation differences of foreign operations Effect of foreign exchange translation Fair value gain from foreign exchange translation effects Effect of foreign exchange translation Basis of Presentation Subsequent Events Disclosure of events after reporting period [text block] Number Exercisable, Options Exercisable Number Exercisable, Options Exercisable Share based payment arrangement, Option Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time. Stock options Options Accounts payable and accrued liabilities Adjustments for Increase (Decrease) in Accounts Payable and Accrued liability Adjustments for increase (decrease) in trade accounts payable and accrued liability to reconcile profit (loss) to net cash flow from (used in) operating activities. Texas Lithium East Texas properties This member stands for East Texas properties (ETX). Number of Shares, Options Outstanding Balance at beginning of period (in shares) Balance at end of period (in shares) Number of shares, options outstanding Disclosure Of Interests In Joint Ventures [Table Text Block] Th tabular disclosure of information pertaining to interests in join venture. Schedule of Information about Smackover Lithium Texas Lithium Properties East Texas Property [Member] This member stands for East Texas properties (ETX). Total for all joint ventures [member] Total Non-current assets Non-current assets Non-current assets [Default Label] Other Current Assets And Receivables Other current assets and receivables. Other current assets and receivables Reagents This member stands for reagents costs. Deferred income tax liabilities Deferred tax liabilities Consolidated Statements of Changes in Equity Change in comprehensive income Increase Decrease In Comprehensive Income Due Reasonably Possible Change in Designated Risk Component The amount of change in comprehensive income (loss) due to reasonably possible increase (decrease) in risk component. Change in comprehensive loss Net income (loss) for the year Net loss for the year Net loss Net loss Net loss Net loss Decommissioning provision Non-current provision for decommissioning, restoration and rehabilitation costs Balance, beginning period Balance, period end Assets arising from exploration for and evaluation of mineral resources Document Period End Date Advances and deposits Prepayments Range Fifteen [Member] Range Fifteen. 2.92 Categories of related parties [axis] Disclosure of non-adjusting events after reporting period [table] Acquisition: Acquisition Costs [Abstract] No definition available. Range Eleven [Member] This member stands for range eleven. 1.42 Right of use asset Balance Balance Right of use asset Financial assets Financial assets, at fair value Share capital Share capital. Deferred income tax expense Tax expense (income) Deferred income tax benefit (expense) Deferred income tax benefit Range Fourteen [Member] Range fourteen. 1.78 Maximum awards as percentage to outstanding stocks Share Based Compensation, Maximum Percentage Of Awards To Outstanding Stocks The maximum percentage of awards to outstanding stocks in share-based compensation arrangement that can granted. Unrestricted cash on hand. Unrestricted cash on hand Unrestricted cash on hand Classes of financial assets [domain] Amounts Payable Related to Cash Collateralized Letter of Credit Amounts payable related to cash collateralized letter of credit. Amounts payable related to cash collateralized letter of credit Ranges of exercise prices for outstanding share options [domain] All Currencies [Domain] Stock price on date of grant Stock price on date of grant (in CAD per share) Separation benefits Benefits paid or payable Benefits paid or payable Other Other. Other [Member] Transfers out of Level 3 of fair value hierarchy, assets Transfers out of Level 3 of fair value hierarchy, assets Cover [Abstract] Weighted average exercise price Options, Outstanding, Weighted Average Exercise Price [Abstract] No definition available. Disclosure of number and weighted average remaining contractual life of outstanding share options [table] Capital Management Disclosure Of Capital Management Disclosure Of Capital Management Current Assets Due For Reimbursement Of Costs Paid By The Joint Ventures Current assets due for reimbursement of costs paid by the Joint Ventures Current assets due for reimbursement of costs paid by the Joint Ventures Disclosure of number and weighted average exercise prices of other equity instruments [text block] Summary of RSU and DSU Activity Currency risk IFRS Plan Name [Domain] Plan name for share-based payment arrangement. Other comprehensive income (loss) Other comprehensive (loss) income Accrued compensation payable to management and directors related parties Accured Compensation Payable to Management and Directors Realted Parties Accrued compensation payable to management and directors related parties. The commitment received to invest on development costs. Commitment Received To Invest On Development Costs Commitment received to invest on development costs Related Party Transactions Related Party Transactions. Current liabilities Management And Directors Fee Expense Management and directors fee expense. Management and directors' fees Options granted (in shares) Number Of Share Options Granted In Share Based Payment Arrangements The number of share options granted in a share-based payment arrangements. Share Capital Disclosure of issued capital [text block] Summary of Share-based Compensation Recorded for Each Type of Award Explanation of effect of share-based payments on entity's profit or loss [text block] Summary of Share-based Compensation Recorded for Each Type of Award Percentage of Royalty of Gross Revenue Percentage of royalty of gross revenue. Percentage of royalty of gross revenue Share Capital Share Capital Abstract The entire disclosure for deconsolidation of subsidiaries. Deconsolidation of Subsidiaries [Text Block] Deconsolidation of Subsidiaries Financial asset - FID Financial Asset - FID [Member] This member stands for financial asset - FID. Commercial Plant Evaluation (Lanxess 1A) Commercial Plant Evaluation [Member] This member stands for Commercial plant evaluation. Counterparties [domain] Disclosure of fair value measurement of equity [table] Amortisation - intangible asset Amortization Balance (in shares) Balance (in shares) Number of shares outstanding Gain loss on investment. Fair value gain reflected in net loss Effect of change in fair value Fair value gain on Investment in Aqualung Nature of Operations Disclosure Of Nature Of Operations Explanatory The disclosure of the nature of operations. Proceeds From Sale Of Shares Proceeds from sale of shares. Proceeds from issuing shares Share Capital Disclosure of terms and conditions of share-based payment arrangement [line items] Lanxess 1A Project [Member] Lanxess 1A project. Lanxess 1A Project Expense arising from exploration for and evaluation of mineral resources Exploration costs Stock, Maximum Capital Reserved for Future Issuance Aggregate amount of shares reserved for future issuance. Common shares reserved for future issuance Common shares reserved for future issuance Foreign exchange gain (loss) Foreign exchange loss (gain) Foreign exchange (gain) loss Shares purchased Investments, Shares Purchased The number of shares of investee purchased by the entity. Risk-free interest rate Risk-free interest rate Expiry period (in years) IFRS Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Consolidated Statements of Comprehensive Income (Loss) Consolidated Statements of Financial Position Range Sixteen [Member] Range Sixteen. 3.23 Funding period Related Party, Funding Period of Development The period of funding of a research and development the entity will undertake with related party, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. This member stands for Standard Lithium subsidiaries. Standard Lithium Subsidiaries [Member] Standard Lithium subsidiaries Current assets Range Three [Member] This member stands for range three. 6.52 Ownership interest (as percent) Proportion of ownership interest in associate Conversion Of DSUs To Common Shares Conversion of DSUs to common shares Conversion of DSUs to common shares (in shares) Number of stock units, Conversion of DSUs to common shares Number of stock units, Conversion of DSUs to common shares Weighted average exercise price of share options granted in share-based payment arrangement (in CAD per share) Options granted (in USD per share) Exercise price Components of equity [axis] Exploration and Evaluation Assets Exploration and Evaluation Expenditures [Text Block] Basic loss per share Basic loss per share (in USD per share) Disclosure of assets and liabilities exposed to currency risk Schedule of Assets and Liabilities Exposed to Currency Risk Demonstration Plant Operations The amount of demonstration plant operations. Demonstration Plant operations Average foreign exchange rate Average rate Average rate Range Seventeen [Member] Range Seventeen 2.92 Range Four [Member] This member stands for range four. 7.45 Supply of Lithium Carbonate Per Year Supply of lithium carbonate per year. Supply of lithium carbonate per year Attribution of expenses by nature to their function [axis] Lanxess 1A evaluation costs Exploration And Evaluation Assets, Evaluation Costs The addition too evaluation costs on exploration and evaluation assets. Share-based Compensation, Maximum Shares To Be Issued The maximum shares to be issued in a share-based compensation arrangement, as percentage outstanding shares when combined with the aggregate number of options, restricted stock units (RSU), performance share units (PSU) and deferred share units (DSU). Aggregate number of common shares to be issued, as a percent of outstanding common shares at any time when combined with the aggregate number of Option, RSU, PSU and DSU Disclosure of effect of changes in foreign exchange rates [text block] Schedule of Exchange Rate Sale of Stock [Axis] The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table. Sale of Stock [Axis] Document Fiscal Year Focus Carrying amount of investment in joint ventures Investments accounted for using equity method Beginning, Balance Ending, Balance Carrying amount of investment in joint ventures Weighted average number of ordinary shares used in calculating basic earnings per share Weighted average number of common shares outstanding - Basic Receivables - related parties Current receivables due from related parties Receivables Telescope [Member] Telescope. Telescope Net change in cash Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Level 3 of fair value hierarchy Non-current liabilities Non-current liabilities [abstract] Weighted average exercise price of other equity instruments forfeited in share-based payment arrangement Weighted average grant date fair value, Forfeited Subsidiaries [axis] Number of other equity instruments exercised or vested in share-based payment arrangement Number of stock units, Vested Number of RSUs, Vested Gross proceeds Proceeds from issuing shares Current ATM Program Current At The Market Program [Member] Current At The Market Program. Weighted average exercise price of share options exercised in share-based payment arrangement Options exercised (in USD per share) Range Two [Member] This member stands for range two. 4.94 No definition available. Demonstration Plant Number Of Other Equity Instruments Issued In Sharebased Payment Arrangement Number Of Other Equity Instruments Issued In Sharebased Payment Arrangement. Number of stock units, Issued The cash outflow for the purchase of intangible assets other than goodwill. Purchase of intangible assets other than goodwill Patents SWA Lithium South West Arkansas Project This member stands for the South West Arkansas Project. Item that may be reclassified subsequently to income or loss: Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Disclosure of sharebased compensation recorded for each type of award. Disclosure Of Sharebased Compensation Recorded For Each Type Of Award Table Disclosure of subsidiaries [table] Counterparties [axis] LIABILITIES Financing activities Smackover Lithium Capital Contributions Smackover Lithium capital contributions Smackover Lithium capital contributions Consolidated Statements of Changes in Equity Statement of changes in equity [line items] Property, plant and equipment Balance, beginning Balance, end Property, plant and equipment. Summary of Material Accounting Policies No definition available. Stock Issued During Period Shares Vesting Of Restricted Stock Unit Stock issued during period shares vesting of restricted stock unit. Vesting of restricted stock units (in shares) Basis Of Preparation. Basis Of Preparation [Abstract] Working capital Working capital surplus Weighted Average Fair Value Of Options Granted The weighted average fair value of options granted. Weighted average fair value of options granted (in USD per share) Weighted average fair value of options granted (in USD per share) Other adjustments to reconcile profit (loss) Other Basis of Presentation Basis of Presentation. Other Other expense Other expense, by function Other No definition available. Deconsolidation of Subsidiaries Revised Fair Value Of Investment Revised fair value of investment. Fair value investment Management and director fees Key management personnel compensation, short-term employee benefits Former executive officer and former member member. Former Executive Officer and Former Member [Member] Former Executive Officer and Former Member EQUITY SHAREHOLDERS' EQUITY Proceeds from at-the-market equity program Proceeds from at-the-market equity program Proceeds from at-the-market equity program ("ATM") Additional fund committed Commitments in relation to joint ventures Subsidiaries [Member] Standard Lithium Subsidiaries Exploration and Evaluation: Exploration and Evaluation Costs [Abstract] No definition available. Investment in Aqualung Disclosure of investments other than investments accounted for using equity method [text block] TOTAL ASSETS Assets. Adjustments for unrealised foreign exchange losses (gains) Foreign exchange (gain) loss Number of awards granted as of reporting date Number of other equity instruments outstanding in share-based payment arrangement Number of stock units, beginning of period Number of stock units, end of period Repairs and maintenance This member stands for repairs and maintenance costs. Exploration and evaluation assets Exploration and evaluation assets Tangible Exploration And Evaluation Assets Disclosure of transactions between related parties [text block] Schedule of Related Party Receivables and Payables Transfers into Level 3 of fair value hierarchy, assets Transfers into Level 3 of fair value hierarchy, assets Percentage of ownership interest disposed Percentage of Ownership Interest Disposed in Each Entity The percentage of ownership interest disposed in each entity. Trade and other current receivables Total trade and other current receivables Accounts receivable Accounts receivable Components of equity [domain] Types of share-based payment arrangements [axis] Exploration And Evaluation Assets Acquisitions Costs Impairment Exploration and evaluation assets acquisitions costs impairment. Impairment Smackover Lithium Smackover Lithium [Member] Smackover Lithium. Financial Instruments and Financial Risk Management Disclosure of financial instruments [text block] Equity Method Investment in Joint Ventures Disclosure of joint ventures [line items] Weighted average exercise price of share options outstanding in share-based payment arrangement Balance at beginning of period (in USD per share) Balance at end of period (in USD per share) Weighted average number of ordinary shares used in calculating diluted earnings per share Weighted average number of common shares outstanding - Diluted Disclosure of weighted average assumptions were used for the Black-Scholes valuation of stock options granted Schedule of Weighted Average Assumptions Were Used for the Black-Scholes Valuation of Stock Options Granted Non-current assets Interest and other income Interest income (expense) Diluted loss per share Diluted loss per share (in USD per share) Disclosure of joint ventures [table] Options expired (in USD per share) Weighted average exercise price of share options expired in share-based payment arrangement Options expired (in USD per share) Entity Registrant Name Private Placement - Shares This member stands for a private placement is a direct offering of shares to a limited number of sophisticated investors such as insurance companies, pension funds, mezzanine funds, stock funds and trusts. Statement of changes in equity [table] Financial asset - FID Non-current financial assets at fair value through profit or loss Total non-current financial assets at fair value through profit or loss Investment in Aqualung Disclosure of financial assets [line items] The acquisition costs of Wheelhouse Water Resources on exploration and evaluation assets. Exploration And Evaluation Assets Acquisitions Costs Additions Acquisition of Wheelhouse Water Resources, LLC Acquisition costs Balance Balance Equity. TOTAL SHAREHOLDERS' EQUITY Schedule of Compensation to Key Management Schedule of compensation to key management Classes of property, plant and equipment [domain] Weighted average grant date fair value, Vested Weighted average exercise price of other equity instruments exercised or vested in share-based payment arrangement Schedule of Non-cash Financing and Investing Activities Noncash Investing Financing and Financing Supplemental Disclosure [Table Text Block] Tabular disclosure of supplemental cash flow information for the periods presented. Testwork This member stands for testwork costs. Test work Share-based compensation Expense from share-based payment transactions Total Retained earnings (deficit) Accumulated deficit Disclosure of attribution of expenses by nature to their function [line items] Demonstration plant Disclosure of Stock option transactions Summary of Stock Option Transactions Disclosure of exploration and evaluation asset Schedule of Exploration and Evaluation Assets Investment in Aqualung No definition available. Disclosure of detailed information about property, plant and equipment [table] Disclosure of detailed information about property, plant and equipment [table] Trafigura Trading LLC [Member] Trafigura trading LLC. Trafigura Trading LLC Purchase of property, plant and equipment Purchase of property, plant and equipment, classified as investing activities Non-current liabilities Non-current liabilities Non-current liabilities Consolidated Statements of Cash Flows Share-based compensation Key management personnel compensation, share-based payment Range One [Member] This member stands for range one. 4.78 Non-adjusting events after reporting period [domain] Contingencies N/A Operating activities Expected stock price volatility Expected stock price volatility The foreign exchange effect of acquisition costs on exploration and evaluation assets. Effect of movement in foreign exchange rates Effect of foreign exchange translation Adjustments to the Company's share of net assets Adjustments to Share of Net Assets Of Joint Ventures Accounted For Using Equity Method The amount of adjustments to share of net assets of joint ventures accounted for using the equity method. Maximum amount purchaser of partial sale of subsidiaries committed to invest Partial Sale of Subsidiaries, Maximum Investment By Purchaser The maximum amount of investment the buyer of partial sale of subsidiaries is committed to invest. Funding commitments Funding commitments Funding commitments. Disclosure of fair value measurement of equity [abstract] Adjustments for deferred tax expense Deferred income tax benefit Capital Management Basis of Presentation Disclosure of subsidiaries [line items] Disclosure of transactions between related parties [table] Joint Ventures Joint ventures where entity is venturer [member] Profit (loss) before financing and taxes Profit (loss) before financing and taxes. Loss before financing and income taxes California property This member stands for California Property. ETX Financial Asset - FID In Relation To ETX [Member] This member stands for financial asset - FID in relation to ETX. Share capital Issued capital [Member] Weighted Average Remaining Contractual Life, Options Outstanding (Year) Weighted average contractual life warrants outstanding Investment in aqualung. Investment In Aqualung [Member] Investment in Aqualung Disclosure of attribution of expenses by nature to their function [table] Range Five [Member] This member stands for range five. 3.77 Conversion Of DSUs To Common Shares Value Conversion of DSUs to common shares value. Conversion of DSUs to common shares Company's share of net loss Share of profit (loss) of joint ventures accounted for using equity method Loss from investment in Smackover Lithium Investment loss from Smackover Lithium Add items not affecting cash IFRS Related Party Transaction [Domain] Transaction between related party. Disclosure of Sharebased Compensation Recorded for Each Type of Award [Line Items] Disclosure of sharebased compensation recorded for each type of award. Current assets Current assets Current assets [Default Label] Key management personnel of entity or parent [member] Management and Directors Weighted average exercise price of share options exercisable in share based payment arrangements. Weighted Average Exercise Price Of Share Options Exercisable In Share Based Payment Arrangements Weighted Average Exercise Price, Options Exercisable (in USD per share) Joint ventures [axis] Gross and net proceeds from sale of shares Gross and net proceeds from sale of shares. Proceeds from issuing shares