Accumulated Depreciation [Member]
Additions
Additions other than through business combinations, property, plant and equipment
Additions
Weighted average number of ordinary shares for basic EPS (in shares)
Weighted average number of ordinary shares used in calculating diluted earnings per share
Decrease/(increase) in receivables
Depreciation
Increase/(decrease) in provision for employee benefits
Adjustments for increase (decrease) in trade accounts payable
Interest expense
Adjustments for [Abstract]
Share-based payments
Adjustments for share-based payments
Expenses [Abstract]
Percentage of tax benefit
Total assets
Assets
Assets
Segment assets [Abstract]
Assets [abstract]
Total audit services
Auditor's remuneration
Remuneration of auditors [Abstract]
Audit or review of the group financial statements
Auditor's remuneration for audit services
Average rate
Cash at bank
Bank charges
Bank and similar charges
Basic earnings per share (in dollars per share)
Loan amount
Minimum [member]
Capital commitments
Capital and other commitments [Abstract]
Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]
Carrying amount [member]
Cash
Cash and cash equivalents
Cash and cash equivalents at the end of the period
Cash and cash equivalents at the beginning of the period
Cash and cash equivalents
Current assets - cash and cash equivalents [Abstract]
Net cash from financing activities
Cash flows from (used in) financing activities
Cash flows from financing activities
Net cash used in investing activities
Cash flows from (used in) investing activities
Cash flows from investing activities
Net cash used in operating activities
Cash flows from (used in) operating activities
Cash flows from operating activities
Categories of related parties [axis]
Categories of related parties [domain]
Changes in equity
Changes in equity [abstract]
Employee benefits expensed [abstract]
Classes of employee benefits expense [abstract]
Classes of property, plant and equipment [axis]
Classes of property, plant and equipment [domain]
Spot rate
Commitments made by entity, related party transactions
Components of equity [axis]
Components of equity [domain]
Items that may be reclassified subsequently to profit or loss
Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]
Total comprehensive income for the period
Comprehensive income
Total comprehensive income for the period attributable to the owners of ioneer Limited
Comprehensive income, attributable to owners of parent
Counterparties [axis]
Counterparties [domain]
Country of incorporation
Country of incorporation of subsidiary
Credit Risk [Member]
Foreign Exchange Risk [Member]
Accrued expenses
Total current assets
Current assets
Current assets
Current assets [abstract]
Lease liabilities
Lease liability
Total current liabilities
Total current liabilities
Current liabilities
Current liabilities
Current liabilities - payables [Abstract]
Current liabilities [abstract]
Prepayments
Current prepayments
Provisions
Provisions
Current provisions
Current liabilities - provisions [Abstract]
Provisions for employee benefits
Depreciation and amortisation
Depreciation expense
Depreciation, property, plant and equipment
Foreign Currency Transactions and Balances
Description of accounting policy for foreign currency translation [text block]
Managing Liquidity Risk by Continually Monitoring Forecast and Actual Cash Flows
Diluted earnings per share (in dollars per share)
Effect of dilution from options and rights on issue (in shares)
Dilutive effect of share options on weighted average number of ordinary shares
Critical accounting estimates and judgements
Disclosure of accounting judgements and estimates [text block]
Capital and other commitments
Disclosure of additional information [text block]
Key management personnel disclosures [Abstract]
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [line items]
Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [table]
Remuneration of auditors
Disclosure of auditors' remuneration [text block]
Basis of consolidation
Disclosure of basis of consolidation [text block]
Basis of preparation
Disclosure of basis of preparation of financial statements [text block]
Current assets - cash and cash equivalents
Disclosure of cash and cash equivalents [text block]
New or amended Accounting Standards and Interpretations
Disclosure of changes in accounting policies [text block]
Disclosure of classes of share capital [abstract]
Capital and Other Commitments
Disclosure of commitments [text block]
Contingent liabilities [Abstract]
Disclosure of contingent liabilities [abstract]
Disclosure of contingent liabilities [line items]
Disclosure of contingent liabilities [table]
Deferred Tax
Employee benefits expensed [Abstract]
Financial Assets and Liabilities
Non-Current Assets - Property, Plant and Equipment
Disclosure of detailed information about property, plant and equipment [text block]
Equity - dividends
Disclosure of dividends [text block]
Employee benefits expensed
Disclosure of employee benefits [text block]
Operating segments
Disclosure of entity's operating segments [text block]
Events after the reporting period
Non-current assets - exploration and evaluation
Net Finance Income
Disclosure of finance income (cost) [text block]
Net finance income
Financial assets [Abstract]
Financial instruments [Abstract]
Financial instruments
Disclosure of detailed information about financial instruments [line items]
Disclosure of detailed information about financial instruments [table]
Financial liabilities [Abstract]
Going Concern
Disclosure of going concern [text block]
Impairment
Income tax expense
Key management personnel disclosures
Controlled Entities
Disclosure of interests in other entities [text block]
Issued Capital
Disclosure of issued capital [text block]
Non-current assets - right-of-use assets
Disclosure of leases [text block]
Disclosure of maturity analysis of operating lease payments [line items]
Disclosure of maturity analysis of operating lease payments [table]
Events after the reporting period [Abstract]
Disclosure of non-adjusting events after reporting period [line items]
Disclosure of non-adjusting events after reporting period [table]
Shares Options Granted
Disclosure of number and weighted average exercise prices of share options [text block]
Operating segments [Abstract]
Segment Information
Disclosure of operating segments [line items]
Disclosure of operating segments [table]
Non-Current Assets - Other
Other Expenses
Disclosure of other operating expense [text block]
Contingent assets and liabilities
Non-current assets - property, plant and equipment [Abstract]
Non-current assets - property, plant and equipment
Disclosure of detailed information about property, plant and equipment [line items]
Disclosure of detailed information about property, plant and equipment [table]
Current liabilities - provisions
Disclosure of provisions [text block]
Right-of-use assets [abstract]
Non-Current Assets - Right-of-Use Assets
Disclosure of quantitative information about right-of-use assets [line items]
Disclosure of quantitative information about right-of-use assets [table]
Movements in Reserves
Equity - reserves [Abstract]
Disclosure of reserves within equity [line items]
Disclosure of reserves within equity [table]
Equity - issued capital
Share-based payments
Disclosure of share-based payment arrangements [text block]
Controlled entities [Abstract]
Controlled entities (Details) [Abstract]
Controlled entities
Disclosure of subsidiaries [text block]
Disclosure of subsidiaries [line items]
Disclosure of subsidiaries [table]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Disclosure of temporary difference, unused tax losses and unused tax credits [table]
Share-based payments [Abstract]
Disclosure of terms and conditions of share-based payment arrangement [line items]
Disclosure of terms and conditions of share-based payment arrangement [table]
Related party transactions [Abstract]
Related party transactions
Disclosure of transactions between related parties [text block]
Disclosure of transactions between related parties [line items]
Disclosure of transactions between related parties [table]
Dividends paid
Dividends paid, ordinary shares
Dividends declared
Earnings per share
Earnings per share [Abstract]
Earnings per share
Earnings per share [text block]
Effects of exchange rate changes on cash and cash equivalents
Effect of exchange rate changes on cash and cash equivalents
Total employee benefit expense
Employee benefits expense
Employee benefits expense
Total equity
Beginning balance
Ending balance
Equity
Equity
Equity [abstract]
Contingent liabilities
Exploration and evaluation expenditure - non-core
Exploration expenditure written off
Exploration expenditure written off
Expense arising from exploration for and evaluation of mineral resources
Expenses
Share-based payments
Finance costs
Finance costs
Finance costs
Finance income
Finance income
Net finance income
Net financing (expense)/income
Financial assets
Financial assets
Financial Assets, Impaired [Member]
Financial Assets, Past Due Member]
Financial liabilities
Financial liabilities
Net foreign exchange differences - unrealised
Foreign exchange gain (loss)
General and administration expenses
Plant and Equipment - Right-of-use [Member]
Gross carrying amount [member]
Impairment of assets
Impairment loss recognised in profit or loss
Impairment of financial assets [axis]
Impairment of financial assets [domain]
Consolidated statement of profit or loss and other comprehensive income [Abstract]
Income tax expense
Income tax expense
Tax expense (income)
Net decrease in cash and cash equivalents
Increase (decrease) in cash and cash equivalents before effect of exchange rate changes
Capital raise (in shares)
Increase (decrease) in number of ordinary shares issued
Share-based payments expensed/capitalised
Increase (decrease) through share-based payment transactions, equity
Transfers in/(out)
Lease interest
Interest expense on lease liabilities
Interest paid
Interest paid, classified as operating activities
Interest Rate Risk [Member]
Interest received
Interest income
Interest received, classified as operating activities
Interest revenue calculated using the effective interest method
Capital raise
Issue of equity
Issued capital
Balance at the end of the financial period
Balance at the beginning of the period
Capital amount
Contributed equity
Issued capital [Member]
Issued capital [member]
Total key management personnel compensation
Key management personnel compensation
Post-employment benefits
Share-based payments
Key management personnel compensation, share-based payment
Salaries and short-term employee benefits
More than 5 Years [Member]
Payable Later than Five Years [Member]
Payable After One Year but not Later than Five Years [Member]
Later than one year and not later than five years [member]
1-2 Years [Member]
2-5 Years [Member]
Lease liabilities
Leasehold Improvements [member]
Total liabilities
Liabilities
Liabilities
Segment liabilities [Abstract]
Liabilities [abstract]
Liquidity Risk [Member]
Income tax expense [Abstract]
Maturity [axis]
Maturity [domain]
Name of subsidiary
Name of subsidiary
Net assets
Assets (liabilities)
Net deferred tax asset
Net deferred tax assets
Deferred Tax [Abstract]
Net deferred tax assets and liabilities [abstract]
Net foreign exchange gain
Net foreign exchange gain
Non-adjusting events after reporting period [axis]
Non-adjusting events after reporting period [domain]
Total non-current assets
Non-current assets
Non-current assets
Non-current assets [abstract]
Lease liabilities
Non-current lease liabilities
Total Non-current liabilities
Total Non-current liabilities
Non-current liabilities
Non-current liabilities
Non-current liabilities [abstract]
Payables
Trade and other non-current payables
Receivables
Trade and other non-current receivables
Non-current assets - receivables [Abstract]
Less than 1 Year [Member]
Payable within One Year [Member]
Principal amount
Granted (in shares)
Vested (in shares)
Number of other equity instruments exercised or vested in share-based payment arrangement
Lapsed (in shares)
Number of other equity instruments expired in share-based payment arrangement
Outstanding at beginning of period (in shares)
Outstanding at end of period (in shares)
Number of other equity instruments outstanding in share-based payment arrangement
Outstanding at the end of the financial period (in shares)
Outstanding at the beginning of the financial period (in shares)
Number of share options outstanding in share-based payment arrangement
Expired (in shares)
Number of share options expired in share-based payment arrangement
Number of shares issued [abstract]
Number of ordinary shares issued, fully paid (in shares)
Balance at the beginning of the period (in shares)
Balance at the end of the financial period (in shares)
Ordinary shares - fully paid (in shares)
Number of ordinary shares issued, fully paid (in shares)
Operating Segments [Member]
Operating segments [member]
Other assets
Other comprehensive income for the period, net of tax
Other comprehensive income
Other comprehensive income
Result for the parent entity [Abstract]
Foreign currency translation
Foreign currency exchange/translation differences
Foreign currency translation differences for foreign operations
Other debtors
Other expenses
Other expense, by function
Total other expenses
Other expenses, by nature
Other
Other debtors
Other non-current receivables
Other expenses
Reserves
Parent [Member]
Parent [member]
Payment for establishment of loan
Payments for debt issue costs
Transaction costs related to issues of equity securities
Payments for share issue costs
Repayment of lease liabilities
Payments of lease liabilities, classified as financing activities
Payments to suppliers and employees
Payments to suppliers for goods and services and to and on behalf of employees
Non-current assets - right-of-use assets [Abstract]
Proceeds from issue of ordinary shares
Gross proceeds
Proceeds from issue of shares
Consulting and professional costs
Loss after income tax expense for the period
Loss before income tax
Loss after income tax expense for the year
Loss after income tax attributable to the owners of ioneer Limited
Loss after income tax expense for the period attributable to the owners of ioneer Limited
Profit (loss), attributable to owners of parent
Loss before income tax expense
Loss before income tax expense
Profit (loss) before tax
Property, plant and equipment
Plant and equipment
Closing balance
Opening balance
Property, plant and equipment
Plant and equipment [Abstract]
Property, plant and equipment including right-of-use assets [axis]
Property, plant and equipment including right-of-use assets [axis]
Property, plant and equipment including right-of-use assets [domain]
Property, plant and equipment including right-of-use assets [domain]
Plant and Equipment [Member]
Property, plant and equipment [member]
Ownership interest
Proportion of ownership interest in subsidiary
Provisions
Provisions
Expenditure on exploration and evaluation
Purchase of mining assets
Payments for plant and equipment
Purchase of property, plant and equipment, classified as investing activities
Range [axis]
Range [domain]
Numerical reconciliation of income tax expense and tax at the statutory rate [Abstract]
Reconciliations of written down [Abstract]
Reconciliation of written down [Abstract]
Reconciliation of changes in property, plant and equipment [abstract]
Reconciliation of movement [Abstract]
Reconciliation of number of shares outstanding [abstract]
Total for all related parties [member]
Repayment of borrowings
Repayments of borrowings, classified as financing activities
Foreign currency translation reserve
Foreign currency translation reserve [Member]
Reserve of exchange differences on translation [member]
Equity compensation reserve
Equity compensation reserve [Member]
Reserve of share-based payments [member]
Reserves within equity [axis]
Reserves within equity [domain]
Accumulated losses
Accumulated losses at the end of the financial period
Accumulated losses at the beginning of the financial period
Accumulated losses [Member]
Retained earnings [member]
Revenues
Revenue
Interest income from external parties
Right-of-use assets
Balance as at beginning of the period
Balance as at Ending of the period
Right-of-use assets
Risk variables [axis]
Risk variables [domain]
Segment consolidation items [axis]
Segment consolidation items [domain]
Share issue costs from capital raise
Share issue costs from capital raise
Share issue related cost
Share Options [Member]
Cash on deposit
Employee benefits expense
Short-term employee benefits expense
Subsidiaries [axis]
Subsidiaries [domain]
Consolidated statement of cashflows [Abstract]
Consolidated statement of changes in equity [Abstract]
Statement of changes in equity [line items]
Statement of changes in equity [table]
Consolidated statement of financial position [Abstract]
Financial position of the parent entity [Abstract]
Exploration and evaluation
Exploration assets
Exploration assets
Opening balance
Ending balance
Rhyolite Ridge [Member]
Differences in tax rates
Non-deductible expenses
Tax effect of expense not deductible in determining taxable profit (tax loss)
Foreign exchange and other translation adjustments
Tax effect of foreign tax rates
Tax at the statutory tax rate of 30%
Tax expense (income) at applicable tax rate
Maximum [member]
Payables
Payables
Trade and other current payables
Current liabilities - payables [Abstract]
Trade payables
Current trade payables
Receivables
Receivables
Trade and other current receivables
Current assets - receivables [Abstract]
Payables
Trade and other payables
Trade and other payables
Trade and other receivables
Trade and other receivables [Abstract]
Trade receivables
Types of risks [axis]
Types of risks [domain]
Types of share-based payment arrangements [axis]
Types of share-based payment arrangements [domain]
Plant and equipment useful life
Weighted average exercise price of other equity instruments exercised or vested in share-based payment arrangement (in dollars per share)
Weighted average exercise price of other equity instruments expired in share-based payment arrangement (in dollars per share)
Weighted average exercise price of other equity instruments granted in share-based payment arrangement (in dollars per share)
Outstanding at beginning of period (in dollars per share)
Outstanding at end of period (in dollars per share)
Weighted average exercise price of other equity instruments outstanding in share-based payment arrangement
Expired (in dollars per share)
Weighted average exercise price (in dollars per share)
Effect of dilution from options and rights (in shares)
Weighted average number of instruments used in calculating diluted earnings (loss) per instrument, participating equity instruments other than ordinary shares
Issued ordinary shares - opening balance (in shares)
Weighted average number of ordinary shares used as the denominator [Abstract]
Cover [Abstract]
Document Type
Amendment Flag
Document Period End Date
Entity Registrant Name
Entity Central Index Key
Current Fiscal Year End Date
Canada [Member]
Geographical [Domain]
Geographical [Axis]
North America [Member]
Australia [Member]
USA [Member]
The amount of fees paid or payable to Non-executive directors.
Non-executive director fees
Non-executive director fees
The amount of fees paid or payable to executive directors.
Executive director fees
Executive director fees
The tabular disclosure of expenses recognized for employee benefits.
Disclosure of employee benefits expense [Table Text Block]
Employee Benefits Expensed
The entire disclosure for trade and other current payables.
Disclosure of trade and other current payables [Text Block]
Current liabilities - payables
Contractual cash flows [Abstract]
Contractual cash flows [abstract]
The amount of trade payables and other payables current and noncurrent. [Refer: Trade payables; Other payables]
Trade and other payables current and noncurrent
Total current and non-current payables
This member stands for a type of market risk affected by changes in the relevant risk variables that management considers to be reasonably possible.
Currency risk, ten percentage, decrease [Member]
Currency Risk, 10% Decrease [Member]
This member stands for a type of market risk affected by changes in the relevant risk variables that management considers to be reasonably possible.
Currency risk, ten percentage, increase [Member]
Currency Risk, 10% Increase [Member]
Financial instruments denominated in Australian dollars [Abstract]
Financial instruments denominated in Australian dollars [Abstract]
Sensitivity analysis [Abstract]
Foreign exchange rate sensitivity [Abstract]
Increase / decrease, financial liabilities [Abstract]
Financial liabilities [Abstract]
The amount of impact on how net financial instruments reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, net financial assets (liabilities)
Net financial instruments
The amount of impact on how provisions values reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, provisions
Provision
The amount of financial assets less the amount of financial liabilities.
Net financial assets (liabilities)
Net financial instruments
The amount of impact on how trade and other payables values reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, effect on trade and other payables
Trade and other payables
The amount of impact on how financial liabilities reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, financial liabilities
Financial liabilities
Increase / decrease, financial assets [Abstract]
Financial assets [Abstract]
The amount of impact on how financial asset balances values reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, financial assets
Financial assets
The amount of impact on how cash balances values reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, cash balance
Cash
The amount of impact on how trade and other receivables values reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, effect on trade and other receivables
Trade and other receivables
The disclosure of detailed information about trade and other current payables.
Disclosure of detailed information about trade and other current payables [Table Text Block]
Current Liabilities - Payables
The tabular disclosure of compensation made to directors and other members of key management personnel.
Compensation made to directors and other members [Table Text Block]
Compensation Made to Directors and Other Members
Term of lease contract entered by the entity, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Lease term
Non-current assets - exploration and evaluation [Abstract]
The disclosure of detailed information about basic and diluted earnings per share.
Disclosure Of Detailed Information About Basic And Diluted Earnings Per Share [Table Text Block]
Earnings Per Share
The number of ordinary shares after effect of shares issued.
Number of weighted average shares after effect of shares issued
Weighted average number of ordinary shares (in shares)
The number of shares effected by issued shares.
Effect of shares issued
Effect of shares issued (in shares)
Basis of preparation [Abstract]
The description of the entity's accounting policy for the basis of preparation.
Description of accounting policy for basis of preparation [Text Block]
Basis of preparation
The description of the entity's accounting policy for the current versus non-current classification.
Description of accounting policy for current versus non-current classification [Text Block]
Current versus non-current classification
The description of the entity's accounting policy for the corporate information.
Description of accounting policy for corporate information [Text Block]
Corporate information
The description of the entity's accounting policy for the change in fiscal year.
Description of accounting policy for change in fiscal year [Text Block]
Change in fiscal year
Non-current lease liabilities [Abstract]
The entire disclosure for non-current lease liabilities.
Disclosure of non-current lease liabilities [Text Block]
Non-current liabilities - lease liabilities
The disclosure of detailed information about non-current lease liabilities.
Disclosure of detailed information about non-current lease liabilities [Table Text Block]
Non-Current Liabilities - Lease Liabilities
The entire disclosure for trade and non-current assets receivables.
Disclosure of trade and non-current receivables [Text Block]
Non-current assets - receivables
The increase (decrease) in equity resulting from the performance rights vested.
Increase (decrease) through performance rights vested, equity
Fair value of performance rights vested
The amount of shares issued from capital raise.
Shares issued from capital raise
Share issue from capital raise
Share issued from capital raise
Equity - dividends [Abstract]
Net finance income [Abstract]
Going concern [Abstract]
Going Concern [Abstract]
This member stands for events that occur after the end of the reporting period and the date when the financial statements are authorized for issue and are indicative of conditions that arose after the reporting period.
Events after reporting period [Member]
Events After Reporting Period [Member]
Basis of consolidation [Abstract]
Basis of Consolidation [Abstract]
The disclosure of detailed information about cash and cash equivalents.
Disclosure of cash and cash equivalents [Table Text Block]
Cash and Cash Equivalents
The number of major customers of the entity.
Number of major customers
Segment information [Abstract]
Segment information [Abstract]
The amount of profit (loss) before employee benefits and other expenses.
Profit (loss) before employee benefits and other expenses
Reportable segment profit/loss
The amount of current trade payables and current other payables and the amount of lease liabilities.
Payables
Payables
The expense of all forms of consideration given by an entity in exchange for a service rendered by employees or for the termination of employment and other expenses.
Employee benefits expense and other expenses
Employee benefits and other expenses
This member stands for a type of market risk affected by changes in the relevant risk variables that management considers to be reasonably possible.
Interest rate risk, one percentage, increase [Member]
Interest Rate Risk, 1% Increase [Member]
The amount of impact on how loss values reported at the end of the reporting period would have been affected by changes in the relevant risk variables.
Increase / decrease, effect on loss before tax
Increase / decrease, effect on loss before tax
This member stands for a type of market risk affected by changes in the relevant risk variables that management considers to be reasonably possible.
Interest rate risk, one percentage, decrease [Member]
Interest Rate Risk, 1% Decrease [Member]
The term of current payables, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Current payables, term
Current liability term period
The amount of additions to tangible exploration and evaluation assets.
Additions of tangible exploration and evaluation assets
Additions - Rhyolite Rydge
The amount of exploration expenditure written off.
Exploration expenditure - written off
Exploration expenditure - written off
The amount of non core exploration and evaluation expenditure.
Exploration expenditure - non core
Exploration expenditure - noncore
Equity - issued capital [Abstract]
Number of share issued as a result of performance right vested under the equity incentive plan during a period.
Share issued, performance right vested
Performance right vested (in shares)
Number of share issued as a result of stock option exercised during a period.
Share issued, stock option exercised
Stock option exercised (in shares)
The shares issued as part of a capital raise transaction.
Share issue from capital raise, shares
Share issue from capital raise (in shares)
Number of share schemes in operation.
Number of share schemes
Number of share schemes
The increase (decrease) in equity shares resulting from the performance rights vested.
Increase (decrease) through performance rights vested, shares
Performance rights vested (in shares)
Number of votes by members present in meeting or by proxy.
Number of votes by member or proxy
Number of votes by member or proxy
Number of votes per in meeting.
Number of votes per share
Number of votes per share
The increase (decrease) in equity resulting from the performance rights vested.
Increase (decrease) through performance rights vested
Performance rights vested
Contingent assets and liabilities [Abstract]
The disclosure of movements in issued ordinary share capital.
Disclosure of movements in ordinary share capital [Table Text Block]
Movement in Ordinary Share Capital
This member stands for a component of equity representing inflation adjustment to ordinary shares.
Australian and New Zealand shareholders [Member]
Per share or per unit amount of equity securities issued.
Share issued, price per share
Issue price (in dollar per share)
The number of tranches the amount being agreed to lend to Group.
Number of tranches
Number of tranches
Non-current assets - other [Abstract]
The disclosure of other non-current financial assets.
Other non current financial assets [Text Block]
Non-current assets - other
The disclosure of detailed information about auditors' remuneration.
Disclosure of Detailed Information About Auditors Remuneration [Table Text Block]
Remuneration of Auditors
The amount of fees paid or payable to the entity's auditors for subsidiaries auditing services.
Auditor's remuneration for subsidiaries audit services
Audit of subsidiaries
The entire disclosure for trade and other current receivables.
Disclosure of trade and other current receivables [Text Block]
Current assets - receivables
The disclosure of detailed information about current provisions.
Disclosure of detailed information about current provisions [Table Text Block]
Current Liabilities - Provisions
The disclosure of detailed information about trade and other current receivables.
Disclosure of detailed information about trade and other current receivables [Table Text Block]
Current Assets - Receivables
The entire disclosure for expenses.
Expenses [Text Block]
Expenses
Deferred tax, non-recognized tax losses [Abstract]
Non-recognized tax losses [Abstract]
Total revenue and capital losses not recognized.
Deferred tax, revenue and capital losses not recognized
Total revenue and capital losses not recognized
Deferred tax, non-recognized tax losses - revenue [Abstract]
Non-recognized tax losses - revenue [Abstract]
The non-recognized deferred tax losses related to revenue.
Deferred tax, non-recognized tax losses - revenue
Balance at the end of the period
Balance at the beginning of the period
Tax effect of previously unrecognized tax loss, tax credit or temporary difference of prior period used to reduce deferred tax expense from revenue.
Deferred tax, non-recognized tax (gains) losses - revenue, effect of movement
Movement during the period
Deferred tax, non-recognized tax losses - capital [Abstract]
Non-recognized tax losses - capital [Abstract]
The non-recognized deferred tax losses in capital.
Deferred tax, non-recognized tax losses - capital
Balance at the beginning of the period
Balance at the end of the period
Tax effect of previously unrecognized tax loss, tax credit or temporary difference of prior period used to reduce deferred tax expense from capital.
Deferred tax, non-recognized tax (gains) losses - capital, effect of movement
Movement during the period
Decrease / (increase) in income tax benefit due to [Abstract]
Tax effect amounts which are not deductible/(taxable) in calculating taxable income [Abstract]
The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to additional tax deductible expenditure.
Additional tax deductible expenditure
Additional tax-deductible expenditure
The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to unrecognized tax losses relating to current year.
Unrecognized tax losses relating to current year
Unrecognised tax losses relating to current period
The disclosure of detailed information about the effective income tax rate reconciliation between the theoretical income tax resulting from applying an average statutory tax rate to income/(loss) before income tax and the actual income tax expense recognized in the income statement.
Disclosure of detailed information about effective income tax rate reconciliation [Table Text Block]
Reconciliation of Income Tax Expense
The tabular disclosure of unrecognized deferred income tax assets.
Disclosure of unrecognized deferred income tax assets [Table Text Block]
Unrecognized Deferred Tax Assets
The tabular disclosure of non-recognized tax losses.
Disclosure of non-recognized tax losses explanatory [Table Text Block]
Non-recognized Tax Losses
The amount of deferred tax assets related to losses available for offsetting against future taxable income.
Deferred tax assets, losses available for offsetting against future taxable income
Losses available for offsetting against future taxable income
The amount of deferred tax assets related to foreign exchange (gain) loss.
Deferred tax assets, foreign exchange (gain) loss
Foreign exchange gain/loss
Unrecognized deferred tax assets [Abstract]
The amount of unused tax losses recognised in the statement of financial position.
Unused tax losses
Total tax losses
The amount of utilised tax losses recognised in the statement of financial position.
Tax losses utilised
Tax losses utilised
The amount of deferred tax asset on losses for which no deferred tax asset is recognized in the statement of financial position.
Deferred tax asset on losses for which no deferred tax asset recognized
Deferred tax asset on losses not recognized
Reconciliation of loss after income tax to net cash used in operating activities [Abstract]
The entire disclosure for reconciliation of loss after income tax to net cash from/(used in) operating activities.
Reconciliation of loss after income tax to net cash used in operating activities [Text Block]
Reconciliation of loss after income tax to net cash used in operating activities
The maturity period of borrowings, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.
Borrowings maturity period
Loan term
Amount of interest capitalized during the period.
Interest cost capitalized
Capitalized interest
Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.
Unamortized loan fees
Unamortized loan fees
The disclosure for exploration and evaluation assets.
Disclosure of exploration and evaluation assets [Table Text Block]
Non-Current Assets - Exploration and Evaluation
Change in operating assets and liabilities [Abstract]
Change in operating assets and liabilities [Abstract]
The disclosure of detailed information about reconciliation of loss after income tax to net cash from (used in) operating activities.
Disclosure of reconciliation of loss after income tax to net cash from (used in) operating activities [Table Text Block]
Reconciliation of Loss After Income Tax to Net Cash from Used in Operating Activities
Current lease liabilities [Abstract]
The entire disclosure for current lease liabilities.
Disclosure of current lease liabilities [Text Block]
Current liabilities - lease liabilities
Capital and other commitment [Abstract]
Capital and other commitments [Abstract]
The amount of exploration and evaluation expenditure commitments.
Exploration and evaluation expenditure commitments
Exploration and evaluation expenditure commitments
The amount of water rights commitments.
Water rights
Water rights
The amount of non-cancellable lease rental commitments.
Non-cancellable lease rental commitments
Non-cancellable lease commitments
The disclosure of detailed information about trade and other non-current receivables.
Disclosure of detailed information about trade and other non-current receivables [Table Text Block]
Non-Current Assets - Receivables
The disclosure of detailed information about current lease liabilities.
Disclosure of detailed information about current lease liabilities [Table Text Block]
Current Liabilities - Lease Liabilities
This member stands for name of the subsidiary.
Ioneer Rhyolite Ridge Limited Liability Company [Member]
Ioneer Rhyolite Ridge LLC [Member]
This member stands for name of the subsidiary.
Ioneer USA Corporation [Member]
This member stands for name of the subsidiary.
Ioneer Minerals Corporation [Member]
Ioneer Minerals Corporation [Member]
Ioneer Holdings Nevada Incorporation [Member]
Ioneer Holdings Nevada Inc. [Member]
This member stands for name of the subsidiary.
Ioneer Rhyolite Ridge Midco Limited Liability Company [Member]
Ioneer Rhyolite Ridge Midco LLC [Member]
This member stands for name of the subsidiary.
ioneer Canada ULC [Member]
Ioneer Canada ULC [Member]
This member stands for name of the subsidiary.
Ioneer Rhyolite Ridge Holdings Limited Liability Company [Member]
Ioneer Rhyolite Ridge Holdings LLC [Member]
Ioneer Holdings USA Incorporation [Member]
Ioneer Holdings USA Inc. [Member]
This member stands for name of the subsidiary.
Paradigm AZ Limited Liability Company [Member]
Paradigm AZ LLC [Member]
List of subsidiary companies [Abstract]
This member stands for name of the subsidiary.
Gerlach Gold Limited Liability Company [Member]
Gerlach Gold LLC [Member]
The disclosure of reserves within equity.
Disclosure of equity reserves explanatory [Text Block]
Equity - reserves
Parent entity disclosures [Abstract]
The entire disclosure for condensed financial information, including the financial position, cash flows, and the results of operations of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.
Parent Entity Disclosures [Text Block]
Parent entity disclosures
Equity - accumulated losses [Abstract]
The entire disclosure for equity accumulated losses.
Equity accumulated losses [Text Block]
Equity - accumulated losses
A component of equity representing the capital reserves (deficit).
Capital reserve (deficit)
Reserves
Balance at the end of the period
Balance at the beginning of period
Movements in reserves [Abstract]
The increase (decrease) in fair value of performance rights vested.
Increase (decrease) fair value of performance rights vested
Fair value of performance rights vested
The number of progress payments made to Boundary Peak under the agreement.
Number of progress payments made
Number of progress payments made
The exchange rate at the end of the reporting period. Exchange rate is the ratio of exchange for two currencies.
Exchange rate
Exchange rate
The name of an entity.
Boundary Peak Minerals LLC [Member]
Boundary Peak Minerals LLC [Member]
The amount of contingent liability settlement amount to be payable on settlement.
Contingent liability settlement payable amount
Contingent liability settlement payable amount
Weighted average exercise price [Abstract]
Weighted average exercise price [Abstract]
Number of performance rights [Abstract]
This member stands for performance rights awarded to employees for meeting certain performance targets.
Performance rights [Member]
Performance Rights [Member]
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.
Share Options 2010 [Member]
Share Options 2010 [Member]
Share-based payment arrangement rights awarded after specific period.
Performance Rights- Time Based [Member]
Retention on employment time based performance rights.
Retention on Employment [Member]
Retention on Employment [Member]
Long term incentive grants time based performance rights.
Long Term Incentive Grants Time Based Performance Rights [Member]
LTI Grants Time Based [Member]
Share-based payment arrangement awarded for meeting performance target.
Performance Rights- Performance Based [Member]
Performance Rights- Performance Based [Member]
Long term incentive grants performance based performance rights.
Long Term Incentive Grants Performance Based Performance Rights [Member]
LTI Grants Performance Based [Member]
This member stands for tranche two in a share-based payment arrangement.
Tranche two [Member]
Tranche 2 [Member]
Share based payment arrangement [Abstract]
Share based payment arrangement [Abstract]
The vesting period of other than options thereafter, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Vesting period of other equity instruments thereafter
Vesting period of other equity instruments thereafter
The vesting period of other than options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Vesting period of other equity instruments
Performance rights vesting period
Percentage of vesting of performance units below, at or above targets .
Maximum vesting percentage of performance units
Vesting percentage of performance units
Number of days vested performance right must either allocate shares or procure payment to participant of a cash amount equal to the market price of shares, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Vested performance period for allocating shares or procure payment
Vested performance period for allocating shares or procure payment
Number of business days for calculating weighted average of the last sale price of the Company's shares, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Number of business days for calculating weighted average price
Number of business days for calculating weighted average price
The option life of share options granted, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Options expiration period
The vesting period of share options granted, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Options vesting period
Number of consecutive trading days, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Number of trading days
Number of trading days
The options expiration period if not exercised after a participant resigns from the company, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.
Options expiration period if not exercised after a participant resigns
Options expiration period if not exercised after a participant resigns
The date on which share options are expired, in CCYY-MM-DD format.
Share options expiration date
Options expiration date
The disclosure of performance rights granted.
Disclosure of detailed information about performance rights granted [Table Text Block]
Performance Rights Granted
The disclosure of detailed information about parent entity disclosures.
Parent entity disclosures [Table Text Block]
Parent Entity Disclosures
The disclosure of equity accumulated losses.
Disclosure of equity accumulated losses [Table Text Block]
Accumulated Losses
Number of options [Abstract]
Number of options [Abstract]