Equity Components [Axis]
Common Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Long-Lived Asset, Class [Axis]
Mineral Properties And Rights [Member]
Property, Plant and Equipment [Member]
Right Of Use Assets [Member]
Land [Member]
Legal Entity [Axis]
C and E Tree Farm LLC [Member]
Award Date [Axis]
Through February 2026 [Member]
Through March 1, 2026 [Member]
Debt Instrument [Axis]
Debt Facility [Member]
Award Type [Axis]
Primary and Secondary Claims Two [Member]
Mining Properties and Mineral Rights [Member]
Six Month Anniversary [Member]
Nine Month Anniversary [Member]
Twelve Month Anniversary [Member]
Statistical Measurement [Axis]
Minimum [Member]
Maximum [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Axis]
EPA Settlement Agreement Amendment [Member]
Pledging Purpose [Axis]
Payment Bond One [Member]
Payment Bond Two [Member]
Environmental Protection Agency Agreement [Member]
Short-Term Debt, Type [Axis]
Series 1 Convertible Debt [Member]
Financial Instrument [Axis]
Host Debt [Member]
Conversion Option Valued [Member]
Series 2 Convertible Debt [Member]
Convertible Debt [Member]
Location, Statement of Income, Balance [Axis]
Series 3 Convertible Debt [Member]
Metals Purchase Agreement [Member]
Credit Facility [Axis]
Silver Loan [Member]
Definitive Agreements [Member]
Scenario [Axis]
Forecast [Member]
Final Tranche Silver Loan [Member]
Servicing Assets and Servicing Liabilities Risk [Axis]
Credit Risk [Member]
Sprott Debt Facility [Member]
Teck Promissory Note [Member]
Teck Standby Facility [Member]
Subsequent Event Type [Axis]
Subsequent Event [Member]
Measurement Input Type [Axis]
Measurement Input, Maturity [Member]
Measurement Input Contractual Interest Rate [Member]
Measurement Input Interest Rate Volatility [Member]
Measurement Input, Risk Free Interest Rate [Member]
Measurement Input, Credit Spread [Member]
Measurement Input Risk Free Adjusted Interest Rate [Member]
Sale of Stock [Axis]
Over-Allotment Option [Member]
Title and Position [Axis]
Investor [Member]
Restricted Stock Units (RSUs) [Member]
Business Combination [Axis]
Sprott Streaming Royalty Corp [Member]
Teck Resources Limited [Member]
Warrant [Member]
Red Cloud Securities Inc [Member]
Sprott Subscription Agreement [Member]
Sprott Debt Settlement Agreement [Member]
Mine Water LLC [Member]
Participating Directors [Member]
Creditors And Contractors [Member]
Common Stock [Member]
Related and Nonrelated Parties [Axis]
Nonrelated Party [Member]
Deferred Share Units DSUs [Member]
Share-Based Payment Arrangement [Member]
March 2026 Warrants [Member]
Measurement Input, Option Volatility [Member]
Measurement Input, Expected Dividend Rate [Member]
September 2025 Warrants [Member]
June 2025 Warrants [Member]
November 2025 Warrants [Member]
January 2025 Warrants [Member]
November 2024 Warrants [Member]
October 2024 Warrants [Member]
August 2024 Warrants [Member]
March 2023 Warrants [Member]
February 2021 Warrants [Member]
Warrants One [Member]
Warrants Two [Member]
Warrants Three [Member]
Warrants Four [Member]
Warrants Five [Member]
Warrant Six [Member]
Warrant Seven [Member]
Compensation Options [Member]
September 2025 [Member]
March 2026 [Member]
September 29, 2027 [Member]
March 5, 2028 [Member]
Exercise Price Range [Axis]
Exercise Price Range One [Member]
Exercise Price Range Two [Member]
Exercise Price Range Three [Member]
Exercise Price Range Four [Member]
Exercise Price Range Five [Member]
Executives and Employees [Member]
Deferred Share Unit [Member]
Key Management Personnel [Member]
Sprott [Member]
Ownership [Axis]
Bunker Hill Mine [Member]
Cover [Abstract]
Document Type
Amendment Flag
Amendment Description
Document Registration Statement
Document Annual Report
Document Quarterly Report
Document Transition Report
Document Shell Company Report
Document Shell Company Event Date
Document Period Start Date
Document Period End Date
Document Fiscal Period Focus
Document Fiscal Year Focus
Current Fiscal Year End Date
Entity File Number
Entity Registrant Name
Entity Central Index Key
Entity Primary SIC Number
Entity Tax Identification Number
Entity Incorporation, State or Country Code
Entity Address, Address Line One
Entity Address, Address Line Two
Entity Address, Address Line Three
Entity Address, City or Town
Entity Address, State or Province
Entity Address, Country
Entity Address, Postal Zip Code
Country Region
City Area Code
Local Phone Number
Extension
Written Communications
Soliciting Material
Pre-commencement Tender Offer
Pre-commencement Issuer Tender Offer
Title of 12(b) Security
No Trading Symbol Flag
Trading Symbol
Security Exchange Name
Title of 12(g) Security
Security Reporting Obligation
Annual Information Form
Audited Annual Financial Statements
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Current Reporting Status
Entity Interactive Data Current
Entity Filer Category
Entity Small Business
Entity Emerging Growth Company
Elected Not To Use the Extended Transition Period
Document Accounting Standard
Other Reporting Standard Item Number
Entity Shell Company
Entity Public Float
Entity Bankruptcy Proceedings, Reporting Current
Entity Common Stock, Shares Outstanding
Documents Incorporated by Reference [Text Block]
Statement of Financial Position [Abstract]
ASSETS
Current assets
Cash
Restricted cash (note 7)
Accounts receivable and prepaid expenses (note 3)
Inventory (note 4)
Total current assets
Non-current assets
Long term deposit (note 5)
Right-of-use asset (note 5)
Land (note 5)
Plant and equipment (note 5)
Mineral properties and rights (note 5)
Total assets
EQUITY AND LIABILITIES
Current liabilities
Accounts payable
Accrued liabilities
Current portion of lease liability (note 6)
Deferred share units liability (note 10)
Environment protection agency cost recovery payable (note 7)
Current portion of Silver Loan (note 8)
Interest payable (note 8)
Current income tax payable (note 12)
Total current liabilities
Non-current liabilities
Lease liability (note 6)
Series 1 convertible debenture (note 8)
Series 2 convertible debenture (note 8)
Series 3 convertible debenture (note 8)
Silver Loan (note 8)
Sprott Debt Facility (note 8)
Environment protection agency cost recovery liability, net of discount (note 7)
Derivative warrant liability (note 9)
Total liabilities
Shareholders’ equity (deficiency)
Preferred shares, $0.000001 par value, 285,715 preferred shares authorized; nil preferred shares issued and outstanding (note 9)
Common stock, $0.000001 par value, 100,000,000 common stock authorized; 46,685,293 and 39,834,023 shares of common stock issued and outstanding, respectively (note 9)
Additional paid-in-capital (note 9)
Accumulated other comprehensive income (loss)
Accumulated deficit
Total shareholders’ equity (deficiency)
Total shareholders’ equity (deficiency) and liabilities
Preferred stock, par value
Preferred stock, shares authorized
Preferred stock, shares issued
Preferred stock, shares outstanding
Common stock, par value
Common stock, shares authorized
Common stock, shares issued
Common stock, shares outstanding
Income Statement [Abstract]
Operating expenses (note 13)
Other items
Interest income
Change in derivative liability (note 9)
Gain on fair value of convertible debentures (note 8)
Gain (loss) on fair value of Silver Loan (note 8)
Interest expense (note 6,7,8)
Financing costs (note 8)
(Loss) gain on stream debentures (note 8)
Gain on debt modification Silver Loan (note 8)
Gain on debt settlement (note 8)
Loss on debt settlement (note 8)
Loss on foreign exchange
Income for the period pre tax
Current tax expense (note 12)
Income for the period
Other comprehensive (loss) income, net of tax:
(Loss) gain on change in fair value on own credit risk (note 8)
Other comprehensive (loss) income
Comprehensive income
Net income per common share – basic
Net income per common share – fully diluted
Weighted average common stock – basic
Weighted average common stock – fully diluted
Statement of Cash Flows [Abstract]
Operating activities
Net income for the period
Adjustments to reconcile net income to net cash used in operating activities:
Stock-based compensation (note 9)
Depreciation, depletion and amortization
Change in fair value of derivative liability
Change in fair value of Silver Loan (note 8)
Interest expense on lease liability (note 6)
Financing costs
Gain on debt settlement
Loss on debt settlement (note 8)
Gain on debt modification
Payment of interest on Silver Loan (note 8)
Accretion of liabilities
Loss (gain) on fair value of convertible debentures
Changes in operating assets and liabilities:
Accounts receivable and prepaid expenses
Inventory
Accounts payable
Accrued liabilities
Current income tax payable
Interest payable
Net cash used in operating activities
Investing activities
Investment in plant and equipment (note 5)
Mine improvements (note 5)
Purchase of land
Net cash used in investing activities
Financing activities
Proceeds from LIFE offering (note 9)
Proceeds from warrant exercises (note 9)
Proceeds from compensation option exercises
Proceeds from issuance of common stock, net
Proceeds from Sprott Debt Facility
Proceeds from Teck promissory note
Repayment of Teck promissory note
Lease payments
Net cash provided by financing activities
Net change in cash
Cash, beginning of period
Cash, end of period
Supplemental disclosures
Non-cash activities
Interest payable settled with common stock
Services settled with common stock
Sprott Debt Facility settled with common stock
Stream settled with common stock
Reconciliation from Cash Flow Statement to Balance Sheet:
Cash and restricted cash end of period
Less restricted cash
Cash end of period
Statement [Table]
Statement [Line Items]
Balance, December 31, 2024
Balance, shares
Stock-based compensation
Shares issued share consolidation
Shares issued share consolidation, shares
Shares issued for interest payable
Shares issued for interest payable, shares
Initial Recognition of CD1, CD2, CD3
Shares issued for debt
Shares issued for debt, shares
Shares issued June private placement
Shares issued June private placement, shares
Shares issued for mine acquisition
Shares issued for mine acquisition, shares
Shares issued for services
Shares issued for services, shares
Shares issued for deferred share units
Shares issued for deferred share units, shares
Shares issued September private placement
Shares issued September private placement, shares
Shares issued for restricted share units vested
Shares issued for restricted share units vested, shares
Shares issued for warrant exercises
Shares issued for warrant exercises, shares
Shares issued for compensation option exercises
Shares issued for compensation option exercises, shares
Shares issued private placement
Shares issued private placement, shares
Compensation options
Other comprehensive income
Income (Loss) for the year
Balance, December 31, 2025
Balance, shares
Pay vs Performance Disclosure [Table]
Executive Category [Axis]
Individual [Axis]
Adjustment to Compensation [Axis]
Measure [Axis]
Pay vs Performance Disclosure, Table
Company Selected Measure Name
Named Executive Officers, Footnote
Peer Group Issuers, Footnote
Changed Peer Group, Footnote
PEO Total Compensation Amount
PEO Actually Paid Compensation Amount
Adjustment To PEO Compensation, Footnote
Non-PEO NEO Average Total Compensation Amount
Non-PEO NEO Average Compensation Actually Paid Amount
Adjustment to Non-PEO NEO Compensation Footnote
Equity Valuation Assumption Difference, Footnote
Compensation Actually Paid vs. Total Shareholder Return
Compensation Actually Paid vs. Net Income
Compensation Actually Paid vs. Company Selected Measure
Total Shareholder Return Vs Peer Group
Compensation Actually Paid vs. Other Measure
Tabular List, Table
Total Shareholder Return Amount
Peer Group Total Shareholder Return Amount
Net Income (Loss)
Company Selected Measure Amount
Other Performance Measure, Amount
Adjustment to Compensation, Amount
PEO Name
Name
Non-GAAP Measure Description
Additional 402(v) Disclosure
Pension Benefits Adjustments, Footnote
Equity Awards Adjustments, Footnote
Erroneously Awarded Compensation Recovery [Table]
Restatement Determination Date [Axis]
Restatement Determination Date
Aggregate Erroneous Compensation Amount
Erroneous Compensation Analysis
Stock Price or TSR Estimation Method
Outstanding Aggregate Erroneous Compensation Amount
Aggregate Erroneous Compensation Not Yet Determined
Name
Forgone Recovery due to Expense of Enforcement, Amount
Forgone Recovery due to Violation of Home Country Law, Amount
Forgone Recovery due to Disqualification of Tax Benefits, Amount
Forgone Recovery, Explanation of Impracticability
Name
Compensation Amount
Restatement does not require Recovery
Awards Close in Time to MNPI Disclosures [Table]
Award Timing MNPI Disclosure
Award Timing Method
Award Timing Predetermined
Award Timing MNPI Considered
Award Timing, How MNPI Considered
MNPI Disclosure Timed for Compensation Value
Awards Close in Time to MNPI Disclosures, Table
Name
Underlying Securities
Exercise Price
Fair Value as of Grant Date
Underlying Security Market Price Change
Insider Trading Arrangements [Line Items]
Material Terms of Trading Arrangement
Name
Title
Rule 10b5-1 Arrangement Adopted
Non-Rule 10b5-1 Arrangement Adopted
Adoption Date
Rule 10b5-1 Arrangement Terminated
Non-Rule 10b5-1 Arrangement Terminated
Termination Date
Expiration Date
Arrangement Duration
Aggregate Available
Rule 10b5-1 Arrangement Modified
Non-Rule 10b5-1 Arrangement Modified
Insider Trading Policies and Procedures [Line Items]
Insider Trading Policies and Procedures Adopted
Insider Trading Policies and Procedures Not Adopted
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Nature and Continuance of Operations
Accounting Policies [Abstract]
Significant Accounting Policies
Credit Loss [Abstract]
Accounts receivable and prepaid expenses
Inventory Disclosure [Abstract]
Inventory
Property, Plant, and Equipment [Abstract]
Mineral Properties and Rights, Plant and Equipment, Right-of-Use Asset, and Land
Lease Liability
Lease Liability
Environmental Remediation Obligations [Abstract]
Environmental Protection Agency (“EPA”) Settlement Agreement and Water Treatment Liabilities
Debt Disclosure [Abstract]
Promissory Notes Payable, Convertible Debentures, and Silver Loan
Equity [Abstract]
Capital Stock, Warrants, Stock Options and Restricted Share Units
Deferred Share Units
Deferred Share Units
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies
Income Tax Disclosure [Abstract]
Deferred Tax Liability
Other Income and Expenses [Abstract]
Operating Expenses
Related Party Transactions [Abstract]
Related party transactions
Segment Reporting [Abstract]
Geographic and Segment Information
Subsequent Events [Abstract]
Subsequent Events
Basis of Presentation
Basis of Comparison
Material accounting policies
Use of Estimates
Schedule of Accounts Receivable and Prepaid Expenses
Schedule of Inventory
Schedule of Equipment
Schedule of Plant and Equipment Facilities
Schedule of Property Acquisition Details
Schedule of Lease Liability
Schedule of Amended Settlement Environmental Protection Agency Agreement
Line of Credit Facility [Table]
Line of Credit Facility [Line Items]
Schedule of Fair Value of Silver Loan
Schedule of Fair Value of Silver Loan
Schedule of Fair Value of Warrant Liabilities Related to Various Tranches of Warrants Issued
Schedule of Outstanding Warrants
Schedule of Compensation Options
Schedule of Estimated Using Black-Scholes Valuation Model for Fair Value of Broker Options
Schedule of Broker Exercise Price
Schedule of Stock Options Activity
Schedule of Actual Stock Options Issued and Outstanding
Schedule of Restricted Share Units
Schedule of Deferred Share Units
Schedule of Operating Expenses
Schedule of Related Party Transactions
Prepaid expenses, deposits, and other receivables
U.S. Environment Protection Agency overpayment (note 7)
Total
Materials and supplies
Ore stockpiles
In-process inventory
Total
Property, Plant, and Equipment [Table]
Property, Plant, and Equipment [Line Items]
Cost, Beginning
Acquisition
Additions
Disposals
Cost, Ending
Accumulated depreciation and depletion, Beginning
Depreciation, depletion
Disposals
Accumulated depreciation and depletion, Ending
Net book value
Process Plant
Filter Plant
Paste Plant
Equipment
Plant and equipment
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Shares issued for properties acquisition
Mineral properties and rights
Interest costs capitalized
Option to purchase land
Monthly payments
Remaining purchase price
Acquistion of properties
Royalty percentage
Sale of mineral properties
Revenue determine transaction description
Sale of mineral industries description
Schedule Of Lease Liability
Gross lease obligation – minimum lease payments
1 year
2- 3 years
4-5 years
Future interest expense on lease obligations
Total lease liability
Current lease liability
Non-current lease liability
Total lease liability
LeasesLiabilitiesTable [Table]
Interest expense
Lease liabilities
Incremental borrowing rates
Collaborative Arrangement and Arrangement Other than Collaborative [Table]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Within 30 days of Settlement Agreement
November 1, 2024
November 1, 2025
November 1, 2026
November 1, 2027
November 1, 2028
November 1, 2029
Payments for deposits
Payments to EPA
Payment bond
Restricted cash
Monthly fee
Accretion expense on liability
Environment protection agency cost recovery liability, net of discount
Interest payable
Monthly costs water treatment charges
Maturity date
Debt instrument, measurement input
Current portion of Silver Loan
Non-current portion of Silver Loan
Total Silver Loan
Short-Term Debt [Table]
Short-Term Debt [Line Items]
Interest rate
Principal amount
Debt instrument convertible conversion price
Decrease in conversion price
New debt
Transaction costs
Maturity date, description
Gain (loss) on debt settlement
changes in fair value of credit risk
Accretion expense
Series one convertible debt noncurrent
Series two convertible debt noncurrent
Net liability
Funding stream description
Debt amount available under stream
Stream debenture noncurrent
Deposits
Number of shares issued
Effective interest rate
Gain (loss) on revaluation liability
Loans
Debt Instrument, Fee Amount
Debt description
Principal amount
Loans Payable, Noncurrent
Principal outstanding
Paid interest
Debt term
Interest repayment rate
Debt advance payment
Royalties payment
Proceeds from debt
Repayments of debt
Interest on debt
Shares issued for repayment of debt pricinpal
Shares issued for repayment of debt interest
Interest payment
Amortization of Debt Issuance Costs
Short-Term Debt
Advance received
Principal amount advanced
Debt instrument principal and interest outstanding
Credit facility
Bear interest rate
Credit facility description
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Expected life
Dividend yield
Share price
Fair value
Change in derivative liability
Number of warrants, beginning balance
Weighted average exercise price, beginning balance
Weighted average grant date, beginning balance
Number of warrants, issued
Weighted average exercise price, issued
Weighted average grant date, issued
Number of warrants, exercised
Weighted average exercise price, exercised
Weighted average grant date, exercised
Number of warrants, expired
Weighted average exercise price, expired
Weighted average grant date, expired
Number of warrants, ending balance
Weighted average exercise price, ending balance
Weighted average grant date, ending balance
Expiry date
Exercise price
Number of warrants
Number of warrants exercisable
Number of stock options, beginning
Weighted average exercise price beginning balance
Issued - compensation options
Weighted average exercise price, issued
Expired - compensation options
Number of stock options, ending
Weighted average exercise price ending balance
Exercised - compensation options
Weighted average exercise price, exercised
Exercised - compensation options
Weighted average exercise price, exercised
Risk free interest rate
Dividend yield
Volatility
Stock price
Weighted average life
Number of broker options
Number of stock options, expired
Weighted average exercise price, expired
Number of stock options, granted
Weighted average exercise price, granted
Number of stock options, granted
Weighted average exercise price, granted
Share-Based Payment Arrangement, Option, Exercise Price Range [Table]
Share-Based Payment Arrangement, Option, Exercise Price Range [Line Items]
Exercise price
Remaining contractual life (years)
Number of stock options outstanding
Number of options vested (exercisable)
Grant date fair value
Number of shares, Unvested, Beginning balance
Weighted average grant date fair value per share, Unvested, Beginning balance
Number of shares, Granted
Weighted average grant date fair value per share, Granted
Number of shares, Vested
Weighted average grant date fair value per share, Vested
Number of shares, Forfeited
Weighted average grant date fair value per share, Forfeited
Number of shares, Unvested, ending balance
Weighted average grant date fair value per share, Unvested, Ending balance
ScheduleOfRestrictedShareUnitsTable [Table]
Share based payment award, grants in period
Stock based compensation expense
Stock based compensation
Reverse stock split
Issuance of common stock, shares
Shares issued upon warrant exercises
Warrants expired unexercised
Warrants exercisable
Compensation option exercise, shares issued
Sale of stock per share
Proceeds from issuance of common stock
Proceeds from issuance of private placement
Warrants exercisable per share
Gross proceeds from equity
Gross proceeds from warrant liability
Number of shares issued, value
Non-transferrable compensation options, shares
Sale of stock, description of transaction
Financing cost
Financing cost offering
Proceeds from issuance of warrants
Issuance of settlement, shares
Outstanding convertible debenture issued, shares
Number of shares issued for service
Loss on debt settlement
Cash consideration
Shares issued price per share
Number of offering units
Equity and transaction costs
Pricipal amount
Interest rate percentage
Shares issued
Interest paid
Carrying amount
Interest accrued paid
Interest accrued paid
Accrued interest paid
Shares outstanding
Sale of stock received
Finance costs incurred amount
Financing costs in additional paid in capital
Compensation issued shares
Gross proceeds from equity
Granted stock options, shares
Option exercisable years
Warrant exercise, shares issued
Number of shares issued for acquisitions, shares
Number of shares, Unvested, Balance
Weighted average grant date fair value per share, Unvested, Balance
Number of shares, Unvested, Balance
Weighted average grant date fair value per share, Unvested, Balance
Stock based compensation
Fair value
General administration expenses
Salaries, wages, and consulting fees
Total operating expenses
Consulting fees & wages
Related Party Transaction [Table]
Related Party Transaction [Line Items]
Accounts payable and accrued liabilities
Shares issued
Common stock payable
Share price
ScheduleGeographicAndSegmentInformationTable [Table]
Number of reportable segment
Ownership percentage
Revenue
Subsequent Event [Table]
Subsequent Event [Line Items]
Stock Issued During Period, Shares, New Issues
Proceeds from debt
Mineral properties and rights.
Environment protection agency cost recovery payable current.
Current portion of silver loan.
Series 1 convertible debt noncurrent.
Series 2 convertible debt noncurrent.
Series 3 convertible debt noncurrent.
Debt facility.
Environment protection agency cost recovery liability longterm net of discount.
Interest income.
Loss on fair value of silver loan.
Financing cost.
Gain on stream debentures.
Stock issued during period shares warrant exercised.
Stock issued during period value stock compensation option exercised.
Loss on debt settlement.
Gross proceeds from warrant liability.
Gain loss on change in Fv on own credit risk.
Stock issued during period shares settlement.
Gain on debt modification silver loan.
Change in fair value of silver loan.
Interest expense on lease liability.
Financing costs adjustments.
Loss on debt settlement note X.
Gain loss on debt modification.
Accretion of liabilities.
Loss on fair value of convertible debentures
Payment of interest on silver loan.
Increase decrease in inventory.
Payments to acquire mill facilities.
Payments to acquire mine development.
Proceeds from silver loan.
Proceeds from compensation options.
Proceeds from debt facility.
Interest payable settled with common shares.
Reconciliation from cash flow statement to balance sheet abstract.
Stream settled with common shares.
Sprott debt facility settled with common stock.
Services settled with common stock.
Stock issued during period value warrant exercised.
Stock issued during period value shares issued for deferred share units.
Stock issued during period shares issued for deferred share units.
Mineral Properties And Rights [Member]
Stock issued during period value private placement.
Stock issued during period shares private placement.
Right Of Use Assets [Member]
Sprott Streaming Royalty Corp [Member]
Teck Resources Limited [Member]
Red Cloud Securities Inc [Member]
Sprott Subscription Agreement [Member]
Schedule of Capitalized Asset [Table Text Block]
Equity and transaction costs.
Basis Of Comparison [Policy Text Block]
Metals Purchase Agreement [Member]
Process plant.
Filter plant.
Paste plant.
Mill facilities non current assets.
Material Accounting [Policies Text Block]
Equipment.
Sprott Debt Settlement Agreement [Member]
Accrued interest paid.
Mine Water LLC [Member]
Participating Directors [Member]
Creditors And Contractors [Member]
C and E Tree Farm LLC [Member]
Environment protection agency overpayment.
Finance costs incurred amount.
Through February 2026 [Member]
Financing costs in additional paid in capital.
Compensation issued shares.
Through March 1, 2026 [Member]
Schedule of Lease Contract of Mine [Table Text Block]
Six Month Anniversary [Member]
Nine Month Anniversary [Member]
Twelve Month Anniversary [Member]
Royalty Percentage.
Debt Facility [Member]
Primary and Secondary Claims Two [Member]
Gross proceeds from equity.
Mineral industries description.
lessee operating lease liability payments due year two and three.
Lessee operating lease liability payments due year four and five.
Future interest expense on lease obligations.
Schedule of Amended Settlement Environmental Protection Agency Agreements [Table Text Block]
Environmental Protection Agency Agreement [Member]
Common Stock [Member]
Payments to EPA.
EPA Settlement Agreement Amendment [Member]
Stock issued during period shares stock warrant exercised.
Payment Bond One [Member]
Payment Bond Two [Member]
Deferred Share Units DSUs [Member]
Schedule Of Fair Value Of Warrant Liabilities [Table Text Block]
March 2026 Warrants [Member]
Environment protection agency cost recovery liability long term net discount.
Series 1 Convertible Debt [Member]
Decrease in conversion price.
Host Debt [Member]
Transaction costs.
Conversion Option Valued [Member]
Series 2 Convertible Debt [Member]
Stock issued during period value new issues other.
Stock issued during period shares new issues other.
September 2025 Warrants [Member]
Gain loss on fair value of convertible debt derivatives.
Series 3 Convertible Debt [Member]
June 2025 Warrants [Member]
Funding stream description.
Debt amount available under stream.
Stream debenture non current.
November 2025 Warrants [Member]
Gain loss on revaluation liability.
Silver Loan [Member]
Definitive Agreements [Member]
Final Tranche Silver Loan [Member]
Measurement Input Contractual Interest Rate [Member]
Measurement Input Interest Rate Volatility [Member]
Measurement Input Risk Free Adjusted Interest Rate [Member]
Debt instrument interest rate effective percentage repayment.
Shares issued for repayment of debt pricinpal.
Shares issued for repayment of debtInterest.
January 2025 Warrants [Member]
November 2024 Warrants [Member]
October 2024 Warrants [Member]
August 2024 Warrants [Member]
Teck Promissory Note [Member]
Debt instrument face amount advance.
Debt instrument principal and interest outstanding.
Teck Standby Facility [Member]
March 2023 Warrants [Member]
February 2021 Warrants [Member]
Share-based compensation arrangement by share-based payment award, non-options, outstanding, weighted average exercise price.
ShareBased Compensation Arrangements By ShareBased Payment Award NonOptions Expired In Period Weighted Average Issued Price.
Share based compensation arrangements by share based payment award non options exercised in period weighted average exercised price.
Share Based Compensation Arrangements By Share Based Payment Award Non Options Expired In Period Weighted Average Exercise Price.
Share based compensation arrangement by share based payment award non option equity instruments outstanding weighted average grant date.
Share based compensation arrangements by share based payment award non options issued In period weighted average grant date.
Share based compensation arrangements by share based payment award non options exercised in period weighted average grant date.
Share Based Compensation Arrangements By Share Based Payment Award Non Options Expired In Period Weighted Average Grant Date.
Warrants One [Member]
Warrants Two [Member]
Warrants Three [Member]
Warrants Four [Member]
Warrants Five [Member]
Warrant Six [Member]
Warrant Seven [Member]
Schedule of Compensation Options [Table Text Block]
Compensation Options [Member]
Stock issued during period shares stock options exercised one.
Share based compensation arrangements by share based payment award options exercises in period weighted average exercise price one.
Schedule Of Estimated Using Black scholes Valuation Model For Fair Value Of Broker Options [Table Text Block]
September 2025 [Member]
March 2026 [Member]
Schedule Of Broker Options Exercise Prices [Table Text Block]
September 29, 2027 [Member]
March 5, 2028 [Member]
Number of broker options.
Share based compensation arrangement by share based payment award options grants in period one.
Share based compensation arrangements by share based payment award options grants in period weighted average exercise price one.
Exercise Price Range One [Member]
Exercise Price Range Two [Member]
Exercise Price Range Three [Member]
Exercise Price Range Four [Member]
Exercise Price Range Five [Member]
Executives and Employees [Member]
Deferred Share Units [Text Block]
Deferred Share Unit [Member]
Salaries, wages, and consulting fees.
Key Management Personnel [Member]
Sprott [Member]
Stock payable.
Bunker Hill Mine [Member]
Non-Rule 10b5-1 Arrangement Modified.
Rule 10b5-1 Arrangement Modified.
Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment excluding land and land improvements.
The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; excluding land.
Common Stock [Member] [Default Label]
Assets, Current
Assets
Liabilities, Current
Liabilities
Equity, Attributable to Parent
Liabilities and Equity
Operating Income (Loss)
Interest Expense, Nonoperating
FinancingCost
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Current Income Tax Expense (Benefit)
GainLossOnChangeInFvOnOwnCreditRisk
Other Comprehensive Income (Loss), Tax
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
GainLossOnDebtModification
Increase (Decrease) in Accounts Receivable
Increase (Decrease) in Accounts Payable
Increase (Decrease) in Accrued Liabilities
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation
PaymentsToAcquirePropertyPlantAndEquipmentExcludingLand
Payments to acquire mine development
Payments to Acquire Land
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation
Repayments of Related Party Debt
Finance Lease, Principal Payments
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation
Cash and Cash Equivalent
Forgone Recovery, Individual Name
Outstanding Recovery, Individual Name
Awards Close in Time to MNPI Disclosures, Individual Name
Trading Arrangement, Individual Name
Inventory Disclosure [Text Block]
Lessee, Finance Leases [Text Block]
Deferred Share Units [Text Block]
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]
Inventory, Net
Mineral Properties, Gross
Property, Plant, and Equipment, before Accumulated Depreciation, Disposition
Mineral Properties, Accumulated Depletion
Machinery and Equipment, Gross
LesseeFinanceLeaseLiabilityFutureInterestExpenseOnLeaseObligations
Interest Payable
Secured Debt
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Outstanding, Number
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionsOutstandingWeightedAverageExercisePrice
ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingWeightedAverageGrantDate
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Exercised
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Expirations
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Expirations in Period
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
StockIssuedDuringPeriodSharesStockOptionsExercisedOne
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePriceOne
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price
ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePriceOne
Share-Based Payment Arrangement, Option, Exercise Price Range, Upper Range Limit
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period
GrossProceedsFromEquity