Entity Common Stock, Shares Outstanding
|
DEI
|
Entity Public Float
|
DEI
|
Accounting Profit
|
IFRS-FULL
|
Additions To Rightofuse Assets
|
IFRS-FULL
|
Adjusted Weighted Average Shares
|
IFRS-FULL
|
Adjustments For Decrease Increase In Trade Account Receivable
|
IFRS-FULL
|
Adjustments For Depreciation Expense
|
IFRS-FULL
|
Adjustments For Gain Loss On Disposals Property Plant And Equipment
|
IFRS-FULL
|
Adjustments For Increase Decrease In Trade And Other Payables
|
IFRS-FULL
|
Adjustments For Interest Income
|
IFRS-FULL
|
Adjustments For Sharebased Payments
|
IFRS-FULL
|
Adjustments For Unrealised Foreign Exchange Losses Gains
|
IFRS-FULL
|
Applicable Tax Rate
|
IFRS-FULL
|
Assets
|
IFRS-FULL
|
Basic And Diluted Earnings Loss Per Share
|
IFRS-FULL
|
Cash
|
IFRS-FULL
|
Cash And Cash Equivalents
|
IFRS-FULL
|
Cash Flows From Used In Financing Activities
|
IFRS-FULL
|
Cash Flows From Used In Investing Activities
|
IFRS-FULL
|
Cash Flows From Used In Operating Activities
|
IFRS-FULL
|
Comprehensive Income
|
IFRS-FULL
|
Current Assets
|
IFRS-FULL
|
Current Derivative Financial Liabilities
|
IFRS-FULL
|
Current Lease Liabilities
|
IFRS-FULL
|
Current Liabilities
|
IFRS-FULL
|
Current Prepaid Expenses
|
IFRS-FULL
|
Deductible Temporary Differences For Which No Deferred Tax Asset Is Recognised
|
IFRS-FULL
|
Deferred Tax Liability Asset
|
IFRS-FULL
|
Depreciation And Amortisation Expense
|
IFRS-FULL
|
Depreciation Property Plant And Equipment
|
IFRS-FULL
|
Depreciation Rightofuse Assets
|
IFRS-FULL
|
Description Of Expected Volatility Share Options Granted
|
IFRS-FULL
|
Description Of Option Life Share Options Granted
|
IFRS-FULL
|
Description Of Risk Free Interest Rate Share Options Granted
|
IFRS-FULL
|
Directors Remuneration Expense
|
IFRS-FULL
|
Effect Of Exchange Rate Changes On Cash And Cash Equivalents
|
IFRS-FULL
|
Equity
|
IFRS-FULL
|
Equity And Liabilities
|
IFRS-FULL
|
Expense Arising From Exploration For And Evaluation Of Mineral Resources
|
IFRS-FULL
|
Expense From Sharebased Payment Transactions With Employees
|
IFRS-FULL
|
Expense Relating To Leases Of Lowvalue Assets For Which Recognition Exemption Has Been Used
|
IFRS-FULL
|
Expense Relating To Shortterm Leases For Which Recognition Exemption Has Been Used
|
IFRS-FULL
|
Finance Costs
|
IFRS-FULL
|
Gains Losses On Disposals Of Property Plant And Equipment
|
IFRS-FULL
|
Gains Losses On Exchange Differences On Translation Recognised In Profit Or Loss
|
IFRS-FULL
|
General And Administrative Expense
|
IFRS-FULL
|
Gross Lease Liabilities
|
IFRS-FULL
|
Impairment Loss
|
IFRS-FULL
|
Income Tax Expense Continuing Operations
|
IFRS-FULL
|
Increase Decrease In Cash And Cash Equivalents
|
IFRS-FULL
|
Increase Decrease Through Acquisition Of Subsidiary
|
IFRS-FULL
|
Increase Decrease Through Conversion Of Convertible Instruments
|
IFRS-FULL
|
Increase Decrease Through Exercise Of Options
|
IFRS-FULL
|
Increase Decrease Through Sharebased Payment Transactions
|
IFRS-FULL
|
Increase Decrease Through Transfers And Other Changes Equity
|
IFRS-FULL
|
Intangible Exploration And Evaluation Assets
|
IFRS-FULL
|
Interest Expense On Debt Instruments Issued
|
IFRS-FULL
|
Interest Expense On Lease Liabilities
|
IFRS-FULL
|
Interest Paid Classified As Financing Activities
|
IFRS-FULL
|
Interest Received Classified As Investing Activities
|
IFRS-FULL
|
Issued Capital
|
IFRS-FULL
|
Issue Of Equity
|
IFRS-FULL
|
Key Management Personnel Compensation
|
IFRS-FULL
|
Key Management Personnel Compensation Sharebased Payment
|
IFRS-FULL
|
Key Management Personnel Compensation Shortterm Employee Benefits
|
IFRS-FULL
|
Key Management Personnel Compensation Termination Benefits
|
IFRS-FULL
|
Lease Liabilities
|
IFRS-FULL
|
Liabilities
|
IFRS-FULL
|
Noncurrent Assets
|
IFRS-FULL
|
Noncurrent Derivative Financial Liabilities
|
IFRS-FULL
|
Noncurrent Financial Liabilities
|
IFRS-FULL
|
Noncurrent Lease Liabilities
|
IFRS-FULL
|
Noncurrent Liabilities
|
IFRS-FULL
|
Noncurrent Portion Of Noncurrent Notes And Debentures Issued
|
IFRS-FULL
|
Number Of Outstanding Share Options
|
IFRS-FULL
|
Number Of Share Options Exercised In Sharebased Payment Arrangement
|
IFRS-FULL
|
Number Of Share Options Expired In Sharebased Payment Arrangement
|
IFRS-FULL
|
Number Of Share Options Forfeited In Sharebased Payment Arrangement
|
IFRS-FULL
|
Number Of Share Options Granted In Sharebased Payment Arrangement
|
IFRS-FULL
|
Other Gains Losses
|
IFRS-FULL
|
Other Reserves
|
IFRS-FULL
|
Other Tax Effects For Reconciliation Between Accounting Profit And Tax Expense Income
|
IFRS-FULL
|
Payments For Debt Issue Costs
|
IFRS-FULL
|
Payments For Share Issue Costs
|
IFRS-FULL
|
Payments Of Lease Liabilities Classified As Financing Activities
|
IFRS-FULL
|
Proceeds From Exercise Of Options
|
IFRS-FULL
|
Proceeds From Issue Of Bonds Notes And Debentures
|
IFRS-FULL
|
Proceeds From Issue Of Ordinary Shares
|
IFRS-FULL
|
Proceeds From Issuing Shares
|
IFRS-FULL
|
Proceeds From Sales Of Property Plant And Equipment Classified As Investing Activities
|
IFRS-FULL
|
Professional Fees Expense
|
IFRS-FULL
|
Profit Loss
|
IFRS-FULL
|
Profit Loss From Operating Activities
|
IFRS-FULL
|
Property Plant And Equipment
|
IFRS-FULL
|
Provision For Decommissioning Restoration And Rehabilitation Costs
|
IFRS-FULL
|
Purchase Of Exploration And Evaluation Assets
|
IFRS-FULL
|
Purchase Of Property Plant And Equipment Classified As Investing Activities
|
IFRS-FULL
|
Retained Earnings
|
IFRS-FULL
|
Revenue From Interest
|
IFRS-FULL
|
Rightofuse Assets
|
IFRS-FULL
|
Share Issue Related Cost
|
IFRS-FULL
|
Shortterm Deposits Classified As Cash Equivalents
|
IFRS-FULL
|
Shortterm Employee Benefits Expense
|
IFRS-FULL
|
Shortterm Investments Classified As Cash Equivalents
|
IFRS-FULL
|
Tax Effect Of Tax Losses
|
IFRS-FULL
|
Tax Expense Income At Applicable Tax Rate
|
IFRS-FULL
|
Temporary Differences Associated With Investments In Subsidiaries Branches And Associates And Interests In Joint Ventures
|
IFRS-FULL
|
Trade And Other Current Payables
|
IFRS-FULL
|
Trade And Other Current Receivables
|
IFRS-FULL
|
Travel Expense
|
IFRS-FULL
|
Weighted Average Exercise Price Of Share Options Exercised In Sharebased Payment Arrangement2019
|
IFRS-FULL
|
Weighted Average Exercise Price Of Share Options Expired In Sharebased Payment Arrangement2019
|
IFRS-FULL
|
Weighted Average Exercise Price Of Share Options Forfeited In Sharebased Payment Arrangement2019
|
IFRS-FULL
|
Weighted Average Exercise Price Of Share Options Granted In Sharebased Payment Arrangement2019
|
IFRS-FULL
|
Weighted Average Exercise Price Of Share Options Outstanding In Sharebased Payment Arrangement2019
|
IFRS-FULL
|
Weighted Average Lessees Incremental Borrowing Rate Applied To Lease Liabilities Recognised At Date Of Initial Application Of Ifrs16
|
IFRS-FULL
|
Weighted Average Share Price2019
|
IFRS-FULL
|
Accounts Payable, Trade, Current
|
US-GAAP
|
Accounts Receivable, after Allowance for Credit Loss, Current
|
US-GAAP
|
Accretion Expense
|
US-GAAP
|
Accrual for Environmental Loss Contingencies
|
US-GAAP
|
Accrual for Environmental Loss Contingencies, Charges to Expense for New Losses
|
US-GAAP
|
Accrued Environmental Loss Contingencies, Current
|
US-GAAP
|
Accrued Environmental Loss Contingencies, Noncurrent
|
US-GAAP
|
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
|
US-GAAP
|
Additional Paid in Capital
|
US-GAAP
|
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs
|
US-GAAP
|
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
|
US-GAAP
|
Asset Retirement Obligation
|
US-GAAP
|
Assets
|
US-GAAP
|
Assets, Current
|
US-GAAP
|
Buildings and Improvements, Gross
|
US-GAAP
|
Cash
|
US-GAAP
|
Cash and Cash Equivalents, at Carrying Value
|
US-GAAP
|
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
|
US-GAAP
|
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
|
US-GAAP
|
Class of Warrant or Right, Exercise Price of Warrants or Rights
|
US-GAAP
|
Class of Warrant or Right, Number of Securities Called by Warrants or Rights
|
US-GAAP
|
Class of Warrant or Right, Outstanding
|
US-GAAP
|
Common Stock, No Par Value
|
US-GAAP
|
Common Stock, Par or Stated Value Per Share
|
US-GAAP
|
Common Stock, Shares, Outstanding
|
US-GAAP
|
Common Stock, Value, Issued
|
US-GAAP
|
Convertible Notes Payable
|
US-GAAP
|
Debt Instrument, Periodic Payment, Interest
|
US-GAAP
|
Deferred Tax Assets, Derivative Instruments
|
US-GAAP
|
Deferred Tax Assets, Gross
|
US-GAAP
|
Deferred Tax Assets, Operating Loss Carryforwards, Domestic
|
US-GAAP
|
Deferred Tax Assets, Operating Loss Carryforwards, Foreign
|
US-GAAP
|
Deferred Tax Assets, Other
|
US-GAAP
|
Deferred Tax Assets, Property, Plant and Equipment
|
US-GAAP
|
Deferred Tax Assets, Valuation Allowance
|
US-GAAP
|
Depreciation
|
US-GAAP
|
Derivative Instruments in Hedges, at Fair Value, Net
|
US-GAAP
|
Earnings Per Share, Basic
|
US-GAAP
|
Earnings Per Share, Diluted
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Percent
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
|
US-GAAP
|
Effect of Exchange Rate on Cash and Cash Equivalents
|
US-GAAP
|
Employee Benefits and Share-based Compensation
|
US-GAAP
|
Environmental Costs Recognized, Capitalized
|
US-GAAP
|
Environmental Remediation Expense
|
US-GAAP
|
Exploration Expense
|
US-GAAP
|
Finance Lease, Liability
|
US-GAAP
|
Foreign Currency Transaction Gain (Loss), before Tax
|
US-GAAP
|
Foreign Currency Transaction Gain (Loss), Unrealized
|
US-GAAP
|
Gain (Loss) on Disposition of Property Plant Equipment
|
US-GAAP
|
General and Administrative Expense
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount
|
US-GAAP
|
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount
|
US-GAAP
|
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount
|
US-GAAP
|
Increase (Decrease) in Accounts Payable
|
US-GAAP
|
Increase (Decrease) in Accounts Receivable
|
US-GAAP
|
Increase (Decrease) in Prepaid Expense
|
US-GAAP
|
Interest-bearing Deposits in Banks and Other Financial Institutions
|
US-GAAP
|
Interest Paid, Excluding Capitalized Interest, Operating Activities
|
US-GAAP
|
Investment Income, Interest
|
US-GAAP
|
Lessee, Operating Lease, Discount Rate
|
US-GAAP
|
Liabilities
|
US-GAAP
|
Liabilities and Equity
|
US-GAAP
|
Liabilities, Current
|
US-GAAP
|
Mine Reclamation and Closing Liability, Noncurrent
|
US-GAAP
|
Mineral Properties, Net
|
US-GAAP
|
Net Cash Provided by (Used in) Financing Activities
|
US-GAAP
|
Net Cash Provided by (Used in) Investing Activities
|
US-GAAP
|
Net Cash Provided by (Used in) Operating Activities
|
US-GAAP
|
Net Income (Loss) Attributable to Parent
|
US-GAAP
|
Nonoperating Income (Expense)
|
US-GAAP
|
Number of Operating Segments
|
US-GAAP
|
Off-Balance Sheet, Credit Loss, Liability
|
US-GAAP
|
Salary and Wage, Officer, Excluding Cost of Good and Service Sold
|
US-GAAP
|
Operating Income (Loss)
|
US-GAAP
|
Operating Lease, Liability
|
US-GAAP
|
Operating Lease, Liability, Current
|
US-GAAP
|
Operating Lease, Liability, Noncurrent
|
US-GAAP
|
Operating Lease, Right-of-Use Asset
|
US-GAAP
|
Payments of Stock Issuance Costs
|
US-GAAP
|
Payments to Acquire Mineral Rights
|
US-GAAP
|
Payments to Acquire Property, Plant, and Equipment
|
US-GAAP
|
Prepaid Expense, Current
|
US-GAAP
|
Proceeds from Convertible Debt
|
US-GAAP
|
Proceeds from Issuance of Common Stock
|
US-GAAP
|
Proceeds from Sale of Property, Plant, and Equipment
|
US-GAAP
|
Proceeds from Stock Options Exercised
|
US-GAAP
|
Professional Fees
|
US-GAAP
|
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
|
US-GAAP
|
Property, Plant and Equipment, Gross
|
US-GAAP
|
Property, Plant and Equipment, Net
|
US-GAAP
|
Retained Earnings (Accumulated Deficit)
|
US-GAAP
|
Security Deposit
|
US-GAAP
|
Share-based Payment Arrangement, Noncash Expense
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized
|
US-GAAP
|
Share-based Payment Arrangement, Expensed and Capitalized, Amount
|
US-GAAP
|
Stockholders' Equity Attributable to Parent
|
US-GAAP
|
Stock Issued During Period, Value, Conversion of Convertible Securities, Net of Adjustments
|
US-GAAP
|
Stock Issued During Period, Value, Employee Stock Purchase Plan
|
US-GAAP
|
Stock Issued During Period, Value, New Issues
|
US-GAAP
|
Shares Issued, Value, Share-based Payment Arrangement, after Forfeiture
|
US-GAAP
|
Stock Issued During Period, Value, Stock Options Exercised
|
US-GAAP
|
Time Deposits, at Carrying Value
|
US-GAAP
|
Travel and Entertainment Expense
|
US-GAAP
|
Unrecognized Tax Benefits
|
US-GAAP
|
Weighted Average Number of Shares Outstanding, Diluted
|
US-GAAP
|
Weighted Average Number of Shares Outstanding, Basic
|
US-GAAP
|
Convertible Notes Payable, Current
|
US-GAAP
|
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value
|
US-GAAP
|
Accrual for Environmental Loss Contingencies, Payments
|
US-GAAP
|
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations
|
US-GAAP
|
Income Tax Expense (Benefit)
|
US-GAAP
|
Derivative Liability, Noncurrent
|
US-GAAP
|
Accrual for Environmental Loss Contingencies, Revision in Estimates
|
US-GAAP
|
Government Assistance Amount
|
US-GAAP
|
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments
|
US-GAAP
|
Government Assistance Amount Cumulative Current
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
|
US-GAAP
|
Fair Value Adjustment of Warrants
|
US-GAAP
|
Litigation Settlement, Expense
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
|
US-GAAP
|
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
|
US-GAAP
|
Other Nonoperating Income (Expense)
|
US-GAAP
|
Estimated Litigation Liability, Current
|
US-GAAP
|
Estimated Litigation Liability, Noncurrent
|
US-GAAP
|