75000 - Document - Document and Entity Information
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75010 - Statement - Consolidated Balance Sheets
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75020 - Statement - Consolidated Balance Sheets (Parenthetical)
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75030 - Statement - Consolidated Statements of Operations
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75040 - Statement - Consolidated Statements of Stockholders' Equity
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75050 - Statement - Consolidated Statements of Cash Flows
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995455 - Disclosure - Cybersecurity Risk Management, Strategy, and Governance
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995465 - Disclosure - Description of Business and Summary of Significant Accounting Policies
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995475 - Disclosure - Recent Accounting Guidance
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995485 - Disclosure - Going Concern
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995495 - Disclosure - Fair Value Measurements
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995505 - Disclosure - Non-Cash Transactions
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995515 - Disclosure - Capital Stock
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995525 - Disclosure - Debt
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995535 - Disclosure - Note Payable, Related Party
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995545 - Disclosure - Warrants
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995555 - Disclosure - Mineral Properties
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995565 - Disclosure - Reclamation and Environmental Obligation
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995575 - Disclosure - Other Income
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995585 - Disclosure - Segmented Information
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995595 - Disclosure - Income Taxes
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995605 - Disclosure - Commitments and Contingencies
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995615 - Disclosure - Subsequent Events
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995625 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Policies)
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995635 - Disclosure - Description of Business and Summary of Significant Accounting Policies (Tables)
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995645 - Disclosure - Fair Value Measurements (Tables)
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995655 - Disclosure - Capital Stock (Tables)
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995665 - Disclosure - Debt (Tables)
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995675 - Disclosure - Mineral Properties (Tables)
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995685 - Disclosure - Reclamation and Environmental Obligation (Tables)
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995695 - Disclosure - Other Income (Tables)
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995705 - Disclosure - Segmented Information (Tables)
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995715 - Disclosure - Income Taxes (Tables)
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995725 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Additional Information (Details)
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995735 - Disclosure - Description of Business and Summary of Significant Accounting Policies - Fixed Assets (Details)
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995745 - Disclosure - Going Concern - Additional Information (Details)
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995755 - Disclosure - Fair Value Measurements - Summary of Fair Value of Liabilities Measured at Fair Value on Recurring Basis (Details)
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995765 - Disclosure - Fair Value Measurements - Additional Information (Details)
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995775 - Disclosure - Fair Value Measurements - Summary of Key Assumptions in Valuing the Royalty Conversion Option Derivative (Details)
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995785 - Disclosure - Fair Value Measurements - Summary of Key Assumptions in Valuing the Royalty Conversion Option Derivative - Parenthetical (Details)
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995795 - Disclosure - Non-Cash Transactions - Additional Information (Details)
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995795 - Disclosure - Non-Cash Transactions - Additional Information (Details) [Default]
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995805 - Disclosure - Capital Stock - Additional Information (Details)
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995815 - Disclosure - Capital Stock - Summary of Warrants Exercisable into Common Stock (Details)
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995825 - Disclosure - Capital Stock - Schedule of Fair Value of Options Calculated Using Black-Scholes Option Valuations Method (Details)
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995835 - Disclosure - Capital Stock - Summary of Option Activity Under Stock Incentive and Compensation Plan (Details)
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995845 - Disclosure - Capital Stock - Summary of Status of Non-Vested Options (Details)
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995855 - Disclosure - Capital Stock - Summary of RSUs Activity (Details)
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995865 - Disclosure - Debt - Summary of Debentures (Details)
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995875 - Disclosure - Debt - Summary of Convertible Debt (Details)
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995885 - Disclosure - Debt - Additional Information (Details)
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995895 - Disclosure - Debt - Components of Recorded Interest Expense (Details)
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995905 - Disclosure - Debt - Components of Recorded Interest Expense (Parenthetical) (Details)
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995915 - Disclosure - Note Payable, Related Party - Additional Information (Details)
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995925 - Disclosure - Warrants - Additional Information (Details)
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995935 - Disclosure - Mineral Properties - Capitalized Acquisition Costs on Mineral Properties (Details)
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995945 - Disclosure - Mineral Properties - Additional Information (Details)
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995955 - Disclosure - Reclamation and Environmental Obligation - Additional Information (Details)
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995965 - Disclosure - Reclamation and Environmental Obligation - Schedule of Variables of Weighted Average (Details)
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995975 - Disclosure - Reclamation and Environmental Obligation - Changes to Asset Retirement Obligation (Details)
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995985 - Disclosure - Other Income - Other Income Details (Details)
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995995 - Disclosure - Segmented Information - Additional Information (Details)
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996005 - Disclosure - Segmented Information - Summary of Segments (Details)
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996015 - Disclosure - Segmented Information - Summary of Non Current Assets of Segments (Details)
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996025 - Disclosure - Income Taxes - Schedule of Net Loss Before Income Taxes (Details)
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996035 - Disclosure - Income Taxes - Schedule of Income Tax Expense from Continuing Operations (Details)
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996045 - Disclosure - Income Taxes - Additional Information (Details)
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996055 - Disclosure - Income Taxes - Schedule of Company's Deferred Tax Asset (Liability) (Details)
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996065 - Disclosure - Income Taxes - Schedule of Reconciliation of Income Tax Benefit Calculated at U.S. Federal Statutory Income Tax Rate to Income Tax Expense (Details)
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996075 - Disclosure - Commitments and Contingencies - Additional Information (Details)
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996085 - Disclosure - Subsequent Events - Additional Information (Details)
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Cybersecurity Risk Management Expertise of Management Responsible [Text Block]
Scenario [Axis]
Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block]
Warrant Liability, Current
Warrant liability, current.
Warrant liability
Debt Disclosure [Text Block]
Debt
Changes in tax laws or rates enacted in the current period
Effective income tax rate reconciliation, changes in tax laws or rates enacted in the current period, amount
Effective income tax rate reconciliation, changes in tax laws or rates enacted in the current period, amount.
Interest expense
Interest Expense, Operating and Nonoperating
Interest Expense, Total
Business Combination, Consideration Transferred, Equity Interest, Type [Domain]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total
Total unamortized compensation cost related to non-vested share based compensation
Secured Royalty Convertible Debenture.
Secured Royalty Convertible Debenture [Member]
Secured Royalty Convertible Debenture
Royalty Convertible Debenture
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Weighted Average Grant Date Fair Value
Non-vested Weighted Average Grant Date Fair Value, Vested
Commitments and Contingencies
Commitments and Contingencies (Note 14)
Weighted Average Number of Shares Outstanding, Diluted
Diluted
Weighted Average Number of Shares Outstanding, Diluted, Total
Changes in unrecognized tax benefits percentage
Changes in unrecognized tax benefits percentage.
Changes in unrecognized tax benefits
APIC, Share-Based Payment Arrangement, Increase for Cost Recognition
Stock based compensation
APIC, Share-based Payment Arrangement, Increase for Cost Recognition, Total
Minimum
Minimum [Member]
Minimum [Member]
Assets, Noncurrent [Abstract]
Non-Current Assets
Sleeper Gold Project and Other Nevada Based Projects Mineral Properties
Sleeper Gold Project and Other Nevada Based Projects Mineral Properties [Member]
Sleeper Gold Project and other Nevada based projects mineral properties, member.
Debt Instrument, Interest Rate, Effective Percentage
Debt instrument, interest rate, effective percentage
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount
Nontaxable or nondeductible items: Other nondeductible items
Debt instrument, maturity description
Debt Instrument, Maturity Date, Description
Accrued Reclamation Costs, Current
Undiscounted estimate of reclamation costs
Investment, Name [Axis]
Option agreement member.
Option Agreement [Member]
Option Agreement
Fair Value, Recurring [Member]
Fair Value, Recurring
Prepayment penalties
Prepayment Penalties
Prepayment penalties.
Common Stock, Shares, Issued
Common stock, shares issued
Common Stock, Shares, Issued, Total
Capital stock, shares issued
Net proceeds from issuance or sale of equity.
Net Proceeds From Issuance Or Sale Of Equity
Net proceeds from issuance of common stock and warrants
Segment Reporting [Line Items]
Segment Reporting Information [Line Items]
Change in reclamation bonds accounts
Change in reclamation bonds accounts
Increase Decrease In Reclamation Bonds Accounts
Increase decrease in reclamation bonds accounts.
Performance condition.
Performance Condition [Member]
Performance Condition
Principal amount of loan
Debt Instrument, Face Amount
Principal amount of convertible notes
Income Tax Expense (Benefit)
Total income tax expense
Corporate Expense
Corporate expense.
Corporate
Change in estimates
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount
Counterparty Name [Domain]
Counterparty Name
Cybersecurity Risk Management Positions or Committees Responsible [Flag]
Aggregate purchase price of debenture.
Aggregate Purchase Price of Debenture
Aggregate purchase price of debenture
Restricted Stock Units (RSUs) [Member]
Restricted Stock Units (RSUs)
Director Fee
Directors' compensation
Bridge Promissory Note
Bridge Promissory Note [Member]
Bridge Promissory Note.
Cybersecurity Risk Management Positions or Committees Responsible [Text Block]
Asset Impairment Charges, Total
Asset, Impairment Loss
Impairment of long-lived assets
Second Anniversary
Second anniversary.
Second Anniversary [Member]
Net operating loss carry forwards expiration date
Operating Loss Carryforwards Year of Expiration
Operating loss carryforwards year of expiration.
Stock Issued During Period, Shares, Exercise of Stock Options, or Vesting of RSUs and Restricted Stock
Stock issued during period, shares, exercise of stock options, or vesting of rsus and restricted stock.
Capital issued for exercise of stock options, or vesting of RSUs and restricted stock (in shares)
Sleeper and Other Nevada Based Projects
Sleeper And Other Nevada Based Projects [Member]
Sleeper and other Nevada based projects.
Weighted-Average Inflation Rate
Weighted Average Inflation Rate
Weighted-average inflation rate
Subsequent Event Type [Domain]
Commitments and contingencies.
Commitments And Contingencies [Table]
Commitments And Contingencies [Table]
Income tax examination year
Income Tax Examination, Year under Examination
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Intrinsic Value
Aggregate Intrinsic Value, Options, Forfeited or expired
Nonmonetary Transaction [Line Items]
Nonmonetary Transaction [Line Items]
Amount
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
Documents Incorporated by Reference [Text Block]
Reclamation and Environmental Obligation
Environmental Loss Contingency Disclosure [Text Block]
Weighted-Average Remaining Contractual Term (Years), Outstanding
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted-Average Remaining Contractual Term
State and local income tax, net of federal effect
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount
Aggregate Intrinsic Value, Options, Granted
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Intrinsic Value
Share based compensation arrangement by share based payment award options grants in period intrinsic value.
Deferred Tax Assets, Warrants
Deferred tax assets, warrants.
Warrants
Interest Income and Interest Expense Disclosure [Table Text Block]
Components of Recorded Interest Expense
Income Tax Paid, Federal, after Refund Received
Income Tax Paid, Federal, after Refund Received, Total
Federal income taxes, net of refunds
Schedule of Long-Term Debt Instruments [Table]
Debt Instrument [Table]
General and Administrative Expense
General and administrative
General and Administrative Expense, Total
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
Foreign tax effects
Income Statement [Abstract]
Document Financial Statement Error Correction [Flag]
Income Tax Jurisdiction [Axis]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Outstanding RSUs, Forfeited
ICFR Auditor Attestation Flag
Related and Nonrelated Parties [Domain]
Vesting [Axis]
Vesting
BLM and the Nevada State Department of Environmental Protection [Member]
BLM and the Nevada State Department of Environmental Protection.
BLM and NDEP
Earnings Per Share, Basic
Earnings Per Share, Basic, Total
Basic
Purchase of mineral properties
Purchase of mineral properties.
Payment To Acquire Mineral Properties
Purchase of mineral properties
Reclamation and Environmental Obligation
Asset Retirement Obligation and Environmental Cost [Policy Text Block]
Deferred Tax Assets, Derivative Instruments
Derivatives
Corporate and Other
Corporate Segment and Other Operating Segment [Member]
Interest expense.
Interest Expense [Table]
Document Period End Date
Document Period End Date
Value of input used to measure derivative royalty
Derivative Liability, Measurement Input
Share average price of one point one six.
Share Average Price Of One Point One Six [Member]
Shares Average Price of $1.16
Payments to Acquire Mineral Rights
Payment to reduce NSR by parent
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
Weighted Average Exercise Price, Options, Granted
Mine Reclamation and Closing Liability, Noncurrent
Reclamation and environmental obligation, noncurrent
Reclamation and environmental obligation, non-current portion
Income Tax Paid, Foreign, after Refund Received
Income Tax Paid, Foreign, after Refund Received, Total
Foreign income taxes, net of refunds
Component of Operating Income [Abstract]
Weighted Average Exercise Price, Exercised
Class Of Warrant Or Rights Weighted Average Exercise Price Of Warrants Or Rights Exercised
Class of warrant or rights weighted average exercise price of warrants or rights exercised.
Business Description and Accounting Policies [Text Block]
Description of Business and Summary of Significant Accounting Policies
Common Stock, Shares Authorized
Common stock, shares authorized
Capital stock, shares authorized
Statement of Stockholders' Equity [Abstract]
Other Prepaid Expense, Current
Prepaid expenses and deposits
Two thusand nineteen senior secured convertible notes
Two Thousand Nineteen Senior Secured Convertible Notes [Member]
2019 Secured Convertible Notes
Foreign Currency Translation and Transactions
Foreign Currency Transactions and Translations Policy [Policy Text Block]
Site Contingency [Table]
Site Contingency [Table]
Total fair value of stock options vested
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value
United States
Income (Loss) from Continuing Operations before Income Taxes, Domestic
Change in estimates
Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent
Accounting Standards Update and Change in Accounting Principle [Text Block]
Recent Accounting Guidance
Debt Instrument, Interest Rate, Stated Percentage
Convertible senior notes interest rate
Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]
Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value
Aggregate Intrinsic Value, Options, Ending Outstanding
Aggregate Intrinsic Value, Options, Beginning Outstanding
Unamortized Debt Issuance Expense
Less: unamortized issuance costs
Total Assets
Assets
Title of 12(b) Security
Title of 12(b) Security
Convertible note, interest payment
Debt Instrument, Frequency of Periodic Payment
Stock based compensation for amortized compensation costs
Stock based compensation for amortized compensation costs.
Stock based compensation
Outstanding RSUs, Beginning Balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Outstanding RSUs, Ending Balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Weighted Average Grant Date Fair Value
Non-vested Weighted Average Grant Date Fair Value, Forfeited or expired
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross
Options, Granted
Non-vested Options, Granted
Title and Position [Domain]
Title of Individual
Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block]
Annual lease payment made
Operating Lease, Payments
Operating lease, payments
Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]
Summary of RSUs Activity
Grassy Mountain and Other Oregon Based Projects
Grassy Mountain And Other Oregon Based Projects [Member]
Grassy Mountain and other Oregon based projects.
Liabilities
Liabilities, Fair Value Disclosure [Abstract]
Income tax expense
Effective Income Tax Rate Reconciliation, Percent
Proceeds from Issuance of Private Placement
Proceeds from warrant private placement
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]
Weighted-Average Exercise Price [Abstract]
Measurement Input, Option Volatility [Member]
Volatility
Amortization of debt issuance costs term of debenture
Amortization of debt issuance costs term of debenture.
Amortization of debt issuance costs term of Debenture
Interest Expense, Operating
Total interest expense
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted-Average Remaining Contractual Term
Weighted Average Remaining Contractual Term (Years), Options, Outstanding
Exploration Costs
Exploration Costs [Policy Text Block]
Disclosure of accounting policy for the aggregate of costs (whether the costs are capitalized or charged to expense at the time they are incurred ) incurred for the year in mineral property acquisition, exploration and development activities.
Aggregate price per debt instrument
Aggregate Price Per Debt Instrument
Principal amount per notes
NEVADA
Nevada
Interest Expense, Operating [Abstract]
Term in Years for Buy-back Option
Measurement Input Buy Back Option Term [Member]
Measurement Input Buy Back Option Term.
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares [Roll Forward]
Options [Abstract]
Cumulative present value of royalty
Fair value measurements cumulative present value of royalty.
Fair value measurements cumulative present value of royalty
2019 Secured Convertible Notes, Current
Debt Instrument Carrying Amount, Current
Debt instrument carrying amount, current.
Equity, Attributable to Parent
Balance
Balance
Total Stockholders' Equity
Valuation Approach and Technique [Domain]
Valuation Approach and Technique
Convertible debt accrued interest rate
Convertible debt accrued interest rate.
Convertible debt accrued interest rate
Reclamation Expenses
Reclamation expenses.
Reclamation Expenses
Reclamation
Mineral properties.
Mineral Properties [Table]
Mineral Properties [Table]
Collaborative Arrangement and Arrangement Other than Collaborative [Domain]
Collaborative Arrangement and Arrangement Other than Collaborative
Gross proceeds from issuance of common stock and warrants
Gross Proceeds From Issuance Or Sale Of Equity
Gross proceeds from issuance or sale of equity.
Income Taxes
Income Tax Disclosure [Text Block]
Interest rate of promissory note
Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate
Embedded Derivative, Fair Value of Embedded Derivative, Net
Embedded Derivative, Fair Value of Embedded Derivative, Net
Embedded Derivative, Fair Value of Embedded Derivative, Net, Total
Payments for contractual obligation.
Payments For Contractual Obligation
Total consideration paid
Number of Reportable Segments
Number of reportable segments
Fair value of shares granted and issued for equity compensation plans.
Fair Value Of Shares Granted and Issued For Equity Compensation Plans
Fair value of shares granted and issued for equity compensation plans
Reclamation bonds
Noncurrent bond posted used to reimburse reclamation costs and indemnity claims paid by the Company.
Reclamation Bond Noncurrent
Commutation account and reclamation bonds
Basis of Accounting, Policy [Policy Text Block]
Basis of Presentation and Preparation
Auditor Name
Promissory note (Note 6)
Promissory note
Notes Payable, Noncurrent
Notes Payable, Noncurrent, Total
Current Foreign Tax Expense (Benefit)
Foreign
Weighted Average Remaining Contractual Term (Years), Options, Forfeited or expired
Sharebased Compensation Arrangement By Sharebased Payment Award Options Forfeited Or Expired Weighted Average Remaining Contractual Term
Sharebased compensation arrangement by sharebased payment award options forfeited or expired weighted average remaining contractual term.
Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]
Summary of Fair Value of Liabilities Measured at Fair Value on Recurring Basis
Effective Income Tax Rate Reconciliation, Tax Credit, Percent
Effective Income Tax Rate Reconciliation, Tax Credit, Percent, Total
Tax credits
Long-Term Debt
Non-Current Debt
Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block]
Effective Income Tax Rate Reconciliation, Deduction, Other, Percent
Other adjustments
Restricted Stock [Member]
Restricted Stock
Contractual Obligation
Total consideration payable
Contractual Obligation, Total
Schedule of Nonvested Share Activity [Table Text Block]
Summary of Status of Non-Vested Options
Going concern.
Going Concern [Policy Text Block]
Going Concern
Repayment of 2019 convertible notes
Repayments of Convertible Debt
Warrants [Text Block]
Warrants.
Warrants
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares
Non-vested Options, Vested
Outstanding RSUs, Weighted average grant date fair value, Vested
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value
Document Annual Report
Geographical [Domain]
Geographical
Share based compensation arrangement by share based payment award fair value assumptions expected dividend per share.
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Per Share
Expected dividends
Statistical Measurement [Axis]
Statistical Measurement
Share-Based Payment Arrangement [Policy Text Block]
Stock Based Compensation
Entity Interactive Data Current
Entity Interactive Data Current
Current Federal Tax Expense (Benefit)
Federal
Other adjustments
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount
Common Stock, Value, Issued
Common Stock, Value, Issued, Ending Balance
Common Stock, Value, Issued, Beginning Balance
Common Stock, Value, Issued, Total
Common stock, par value $0.01, 200,000,000 authorized shares, 86,124,381 issued and outstanding at June 30, 2026 and 200,000,000 authorized shares, 75,420,743 issued and outstanding at June 30, 2025
Accrued interest member
Accrued Interest [Member]
Accrued Interest
Property and Equipment
Property, Plant, and Equipment [Policy Text Block]
Royalty Expense
Payment for royalty
Entity Public Float
Liabilities
Total Liabilities
Proceeds from notes payable, related parties
Proceeds from Notes Payable
Proceeds from Notes Payable, Total
Stock issued during period, shares, payment of interest accrued.
Stock Issued During Period Shares Payment Of Interest Accrued
Capital issued for payment of interest (in shares)
Less: unamortized discount and issuance costs, Non-Currrent
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net, Total
Valuation allowance
Valuation allowance
Deferred Tax Assets, Valuation Allowance
Deferred Tax Assets, Valuation Allowance, Total
Retained Earnings (Accumulated Deficit)
Retained Earnings (Accumulated Deficit), Ending Balance
Retained Earnings (Accumulated Deficit), Beginning Balance
Retained Earnings (Accumulated Deficit), Total
Accumulated deficit
Level 3
Fair Value, Inputs, Level 3 [Member]
Increase (Decrease) in Accounts Payable
Increase (Decrease) in Accounts Payable, Total
Change in accounts payable
Cybersecurity Risk Role of Management [Text Block]
Percentage of outstanding common stock
Equity Method Investment, Ownership Percentage
Operating Expenses
Total Expenses
Stock options
Deferred Tax Assets Stock Options
Deferred tax assets stock options.
Vesting [Domain]
Vesting
Liabilities, Noncurrent [Abstract]
Non-Current Liabilities
Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]
Effect of changes in operating working capital items:
Increase (Decrease) in Prepaid Expense
Change in prepaid expenses
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Percent
Nontaxable or nondeductible items: Stock-based compensation
Auditor Location
Deferred Income Tax Liabilities, Net
Deferred tax liability
Warrants, Outstanding, Ending Balance
Warrants, Outstanding, Beginning Balance
Class of Warrant or Right, Outstanding
Warrants outstanding
Interest Expense Income
Interest expense
Interest expense income.
Cybersecurity Risk Management Processes Integrated [Flag]
Payment to purchase net profit interest.
Payment To Purchase Net Profit Interest
Payment to purchase net profit interest
DLOM rate
DLOM rate
DLOM rate
Grassy Mountain Project and Other Oregon Based Projects Mineral Properties [Member]
Grassy mountain project and other Oregon based projects mineral properties., member.
Grassy Mountain Project and Other Oregon Based Projects Mineral Properties
Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block]
Assets, Noncurrent
Total Non-Current Assets
Total Non-Current Assets
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price
Weighted Average Exercise Price, Options, Forfeited or expired
Long-Lived Asset, Class [Axis]
Income Taxes
Income Tax, Policy [Policy Text Block]
Subsequent Events [Text Block]
Subsequent Events
Other Income
Total
Other income
Other income
Income Tax Expense (Benefit), Continuing Operations [Abstract]
Income Taxes
Fair Value Hierarchy and NAV [Axis]
Short-Term Debt, Type [Axis]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate
Weighted-average volatility
Repayments of Notes Payable
Repayment of notes payable, related parties
Gross deferred tax assets
Deferred Tax Assets, Gross
Product Information [Line Items]
Environmental Remediation Obligations [Abstract]
Property Plant And Equipment [Line Items]
Property, Plant, and Equipment [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate
Weighted average risk-free interest rate
Labor and Related Expense
Salaries and benefits
Payments of Stock Issuance Costs
Share issuance costs
Shares Average Price of $1.17
Shares Average Price Of One Point One Seven [Member]
Shares at average price of one point one seven.
Mineral Industries Disclosures [Text Block]
Mineral Properties
Cybersecurity Risk Third Party Oversight and Identification Processes [Flag]
Third anniversary.
Third Anniversary [Member]
Third Anniversary
Auditor Firm ID
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
Outstanding RSUs, Weighted average grant date fair value, Ending Balance
Outstanding RSUs, Weighted average grant date fair value, Beginning Balance
Tax credits
Effective Income Tax Rate Reconciliation, Tax Credit, Amount
Effective Income Tax Rate Reconciliation, Tax Credit, Amount, Total
Liabilities and Equity
Total Liabilities and Stockholders' Equity
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested Options Forfeited, Number of Shares
Non-vested Options, Forfeited or expired
Entity Voluntary Filers
Document Fiscal Period Focus
Document Fiscal Period Focus
Deferred Tax Assets, Fixed Assets
Deferred tax assets, fixed assets.
Fixed assets
Short-Term Debt
Short-term Debt
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]
Schedule of Net Loss Before Income Taxes
Fair value of shares issued.
Fair Value Of Shares Issued
Fair value of shares issued
Title and Position [Axis]
Title of Individual
Property, Plant, and Equipment [Table]
Ausenco.
Ausenco [Member]
Ausenco
Cybersecurity Risk Board of Directors Oversight [Text Block]
Operating Lease, Lease Income
Leasing of water rights to third party
Operating Lease, Lease Income, Total
Asset Retirement Obligation, Liabilities Settled
Settlements
Settlements for reclamation and environmental obligation
Schedule of Other Nonoperating Income, by Component [Table Text Block]
Other Income Details
Asset Retirement Obligation, Current
Asset Retirement Obligation, Current, Ending Balance
Asset Retirement Obligation, Current, Beginning Balance
Reclamation and environmental obligation, current
Reclamation and environmental obligation, current portion
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation
Change in cash during period
Entity Current Reporting Status
Entity Current Reporting Status
Convertible note, covenant cash balance
Debt Instrument Covenant Cash Balance
Debt instrument covenant cash balance.
Use of Estimates
Use of Estimates, Policy [Policy Text Block]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number
Options, Exercisable at June 30, 2026
Fair Value, Inputs, Level 1 [Member]
Level 1
Bald peak mining claims.
Bald Peak Mining Claims [Member]
Bald peak mining project
Increase of reclamation bond
Payments to acquire reclamation bond
Payments to acquire reclamation bond.
Financial Instrument [Axis]
Interest Income, Operating
Interest Income, Operating, Total
Interest income
Share-Based Compensation Arrangement by Share-Based Payment Award, Option, Nonvested, Weighted Average Exercise Price
Non-vested Weighted Average Grant Date Fair Value, Ending balance
Non-vested Weighted Average Grant Date Fair Value, Beginning balance
Document Transition Report
Document Transition Report
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value
Aggregate Intrinsic Value, Options, Granted
Amortization of financing costs and discounts interest expense term.
Amortization Of Financing Costs And Discounts Interest Expense Term
Amortization of debt discount interest expense term
Commitments and Contingencies Disclosure [Abstract]
Subsequent Event [Line Items]
Class of Warrant or Right [Axis]
Business Combination, Number of Businesses Acquired
Number of mining fields
Debt instrument, covenant working capital.
Debt Instrument Covenant Working Capital
Convertible note, covenant working capital
Liabilities, Current [Abstract]
Current Liabilities
Warrants and Rights Note Disclosure [Abstract]
A 4.49 Year [Member]
A 4.49 year.
A 4.49 year
Share-Based Payment Arrangement [Abstract]
Schedule of Change in Asset Retirement Obligation [Table Text Block]
Changes to Asset Retirement Obligation
Common Stock [Member]
Common Stock
Accounting Standards Update and Change in Accounting Principle [Abstract]
Gain on forgiveness of promissory note.
Gain on forgiveness of promissory note
Gain on forgiveness of promissory note
Gain Loss on Forgiveness of Promissory Note
Grassy Mountain Project and other Oregon based Projects
Grassy Mountain Project And Other Oregon Based Projects [Member]
Grassy mountain project and other oregon based projects.
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent
State and local income tax, net of federal effect
Statistical Measurement [Domain]
Statistical Measurement
Paycheck Protection Program
Paycheck Protection Program [Member]
Paycheck protection program.
Notes Payable, Total
Notes Payable
Notes outstanding
Service condition.
Service Condition [Member]
Service Condition
Director
Director [Member]
Equity, Attributable to Parent [Abstract]
Stockholders' Equity
Weighted Average Number of Shares Outstanding, Basic
Basic
Weighted Average Number of Shares Outstanding, Basic, Total
Assets [Abstract]
Assets
Accounts Payable and Accrued Liabilities, Current
Accounts payable and accrued liabilities
Accounts Payable and Accrued Liabilities, Current, Total
Mineral Property
Mining Properties and Mineral Rights [Member]
Entity Central Index Key
Entity Central Index Key
Site Contingency [Line Items]
Site Contingency [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value
Aggregate Intrinsic Value, Options, Exercisable at June 30, 2026
Operating Loss Carryforwards [Table]
Nature of Operation, Product Information, Concentration of Risk [Table]
Cybersecurity Risk Management, Strategy, and Governance [Abstract]
Current Fiscal Year End Date
Current Fiscal Year End Date
Convertible Debt
Debt, Policy [Policy Text Block]
Class of Warrant or Right [Domain]
Seabridge Gold Inc.
Seabridge Gold Inc.
Seabridge Gold Inc Member
Debt instrument maturity date
Loan maturity date
Debt Instrument, Maturity Date
Environmental Remediation Site [Axis]
Environmental Remediation Site
Level 2
Fair Value, Inputs, Level 2 [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price
Weighted Average Exercise Price, Options, Outstanding, Ending balance
Weighted Average Exercise Price, Options, Outstanding, Beginning balance
Notes Payable [Abstract]
Number of senior secured convertible notes converted.
Number Of Senior Secured Convertible Notes Converted
Number of senior secured convertible notes converted
Asset Retirement Obligation
Reclamation and environmental obligation
Asset Retirement Obligation, Total
Balance at beginning of period
Balance at end of period
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation
Cash used in operating activities
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Earnings Per Share, Diluted
Earnings Per Share, Diluted, Total
Diluted
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Amount
Nontaxable or nondeductible items: Stock-based compensation
Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period
Shares of common stock issued under equity compensation plans
Stock based compensation (in shares)
Sale of Stock, Number of Shares Issued in Transaction
Number of shares issued
Aggregate number of units issued (in shares)
Tax Jurisdiction of Domicile [Extensible Enumeration]
Net Income (Loss) Attributable to Parent, Total
Net loss
Net Loss
Net Loss
Fair value measurements conversion threshold value.
Fair value measurements conversion threshold value
Conversion threshold value
Fair Value Adjustment of Warrants
Loss from change in fair value of warrant liability
Change in fair value of warrant
Increase (Decrease) in Other Operating Assets
Increase (Decrease) in Other Operating Assets, Total
Change in other assets
Commitments and Contingencies Disclosure [Text Block]
Commitments and Contingencies
Aggregate Intrinsic Value, Outstanding, Ending Balance
Aggregate Intrinsic Value, Outstanding, Beginning Balance
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding
Long-Lived Asset, Class [Domain]
Other
Deferred Tax Assets, Other
Share issuance costs, including one-time transaction costs and commissions
Share Issuance Costs Including One Time Transaction Costs And Commissions
Share issuance costs, including one-time transaction costs and commissions.
Cybersecurity Risk Management Third Party Engaged [Flag]
Fair value of warrant liability
Fair value of warrant liability.
Warrant liability
Fair value of warrants
Changes in tax laws or rates enacted in the current period
Effective income tax rate reconciliation, changes in tax laws or rates enacted in the current period, percent
Effective income tax rate reconciliation, changes in tax laws or rates enacted in the current period, percent.
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount
Expected income recovery
U.S. federal statutory income tax benefit
Warrant exercised
Class Of Warrant Or Right, Exercised
Class Of Warrant Or Right, Exercised
Annual gross royalty value rate.
Annual gross royalty value rate
Annual gross royalty amounts, rate
Percent
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Income Tax Jurisdiction [Domain]
Measurement Frequency [Domain]
Risk-Free Rate [Member]
RiskFreeRate
Risk-Free Rate
Schedule of Variable Interest Entities [Table Text Block]
Schedule of Variables of Weighted Average
Scenario [Domain]
Equity Components [Axis]
Equity Components
Affiliate Shareholder
Affiliate Shareholder [Member]
Affiliate shareholder.
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]
Cash flows from investing activities:
Rate of right to reduce net smelter royalty by parent.
Rate Of Right To Reduce Net Smelter Royalty By Parent
Rate of right to reduce net smelter royalty by parent
Stock Issued During Period, Value, Exercise of Stock Options, or Vesting of RSUs and Restricted Stock
Stock issued during period, value, exercise of stock options, or vesting of rsus and restricted stock.
Capital issued for exercise of stock options, or vesting of RSUs and restricted stock
Statement of Cash Flows [Abstract]
Fair Value Hierarchy and NAV [Domain]
Income Tax Disclosure [Abstract]
Asset Retirement Obligation Disclosure [Abstract]
Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
Weighted Average Exercise Price, Options, Exercised
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
Non-vested Weight Average Grant Date Fair Value, Granted
Warrants, Issued
Class Of Warrant Or Right Issued
Class of warrant or right issued.
Warrants [Line Items]
Warrants.
Fair Value Disclosures [Text Block]
Fair Value Measurements
Effect of cross-border tax laws
Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Amount
Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Amount, Total
Cash, Uninsured Amount, Description
Cash Uninsured Amount Description
Cash uninsured amount description.
Mineral Properties, Net, Total
Mineral properties
Carrying Values of Mineral Properties
Total mineral properties
Mineral Industries Disclosures [Abstract]
Debt Instruments [Abstract]
Counterparty Name [Axis]
Counterparty Name
Class of Warrant or Right [Line Items]
Term
Measurement Input, Expected Term [Member]
Term in Years for Debenture Maturity
Black Scholes Option Model [Member]
Black-Scholes option valuation model
Black-Scholes option model.
Percentage of mining claim rights acquired.
Percentage Of Mining Claim Rights Acquired
Percentage of mining claim rights acquired
Asset retirement obligation
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Asset Retirement Obligations
Number of options and shares available for grant to employees and directors
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant
Nevada State Department of Environmental Protection [Member]
Nevada State Department Of Environmental Protection [Member]
NDEP
A 2.49 year
A 2.49 year.
A 2.49 Year [Member]
Amortization of above and below Market Leases
Non-cash decrease
Loss from change in fair value of derivative liability
Loss from change in fair value of derivative liability
Loss from change in fair value of derivative liability
Share based compensation arrangement by share based payment award options grants weighted average remaining contractual term.
Share Based Compensation Arrangement By Share Based Payment Award Options Grants Weighted Average Remaining Contractual Term
Weighted average remaining contractual term (in years), grants
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]
Related party transaction, payments made
Related Party Transaction Payments Made
Related party transaction, payments made.
Statement of operations and comprehensive income (loss).
Statement Of Operations And Comprehensive Income Loss [Abstract]
Debt instrument discount rate.
Debt Instrument Discount Rate
Debenture discount rate
Debt Instrument, Convertible, Conversion Price
Conversion price
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number
Options, Outstanding, Ending balance
Options, Outstanding, Beginning balance
Current Debt
Long-Term Debt, Current Maturities
Measurement Input, Discount Rate [Member]
Payment discount rate
Annual royalty value long term stock market rate of return.
Annual royalty value long term stock market rate of return
Annual royalty value long term stock market rate of return
Prefunded Warrants [Member]
Prefunded warrants.
Prefunded Warrants
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares
Non-vested Options, Ending balance
Non-vested Options, Beginning balance
Reclamation and environmental obligations
Reclamation And Environmental Obligation
Reclamation and environmental obligation.
Document Type
Document Type
Convertible Debt [Member]
Convertible Debt
Cash and Cash Equivalents
Cash and Cash Equivalents, Policy [Policy Text Block]
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]
Liabilities and Equity [Abstract]
Liabilities and Stockholders' Equity
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period
Options, Forfeited or expired
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Total
Options, Forfeited or expired
Subsequent Event [Member]
Subsequent Events
Subsequent Event
Operating Income (Loss)
Operating Income (Loss), Total
Net Loss Before Other Expense (Income)
Decrease in the mineral properties due to changes in estimates and settlements for the reclamation and environmental obligation
Decrease in reclamation and environmental obligation and mineral properties
Additions and change in estimates
Decrease in estimate changes
Risk-Free Rate
Measurement Input, Risk Free Interest Rate [Member]
Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block]
Sale of Stock, Price Per Share
Aggregate number of units issued, per unit
Purchase price
Stock based compensation
Stock Issued During Period, Value, Employee Benefit Plan
Mineral properties.
Mineral Properties [Line Items]
Mineral Properties [Line Items]
Mineral properties by name of property.
Mineral Properties By Name Of Property [Domain]
Mineral Properties By Name Of Property
Derivative liability of royalty convertible debenture
Derivative liability of royalty convertible debenture
Derivative Liability Of Royalty Convertible Debenture
Restricted Stock or Unit Expense
Non-cash expense for issuance of restricted stock grant awards
Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag]
Segment Reporting [Table]
Schedule Of Segment Reporting Information By Segment [Table]
Securities Act File Number
Entity File Number
United States
Income Tax Jurisdiction, Domestic Federal [Member]
Market Program Member
Market program.
Market Program
Equipment
Equipment [Member]
Location, Statement of Income, Balance [Axis]
Accretion
Accretion expense
Accretion
Impairment of Long-Lived Assets
Long-Lived Asset, Excluding Intangible Asset and Goodwill, Impairment and Disposal [Policy Text Block]
Retained Earnings [Member]
Accumulated Deficit
Share-based compensation arrangement by share-based payment award, equity instruments other than options, granted and issued in period.
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Granted and Issued in Period
Restricted Stock granted and issued under equity compensation plan
Measurement Input, Expected Dividend Rate [Member]
Dividend Yield
Entity Registrant Name
Entity Registrant Name
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount
Foreign tax effects
Accounting Policies [Abstract]
Business Combination, Consideration Transferred, Equity Interest, Type [Axis]
Depreciation
Depreciation
Depreciation, Total
Net loss and comprehensive loss
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Net Loss
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total
At the Market Equity Offering Program [Member]
At the market” equity offering program member.
At the market equity offering program
ATM
Warrants
WarrantPolicyTextBlock
WarrantPolicyTextBlock
Debt Instrument, Convertible, Stock Price Trigger
Convertible note, stock price trigger (in dollars per share)
Entity Address, Address Line One
Entity Address, Address Line One
Fair value measurements royalty conversion option value.
Fair Value Measurements Royalty Conversion Option Value
Royalty conversion option value
Royalty conversion feature
Income (Loss) from Continuing Operations before Income Taxes, Foreign
Foreign
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period
Options, Exercised
Options, Exercised
Stock issued during period value private placement.
Stock Issued During Period Value Private Placement
Capital issued for financing
Proceeds from Issuance or Sale of Equity
Proceeds from issuance of common stock and warrants
Proceeds from Issuance or Sale of Equity, Total
Proceeds from issuance of equity
Proceeds from debenture.
Proceeds From Debenture
Proceeds from debenture
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price
Weighted Average Exercise Price, Options, Exercisable at June 30, 2026
Assets, Current
Total Current Assets
Fair Value, Recurring and Nonrecurring [Table]
Net Loss per Share
Earnings Per Share, Policy [Policy Text Block]
Current State and Local Tax Expense (Benefit)
State
Segments [Axis]
Segments
Derivatives, Policy [Policy Text Block]
Derivative Liability
Deferred Income Tax Expense (Benefit)
Deferred Income Tax Expense (Benefit), Total
Deferred tax expense
Deferred tax expense
Deferred tax expense
Entity Small Business
Entity Small Business
Investment, Name [Domain]
Debt Conversion, Original Debt, Due Date, Year
Convertible notes due period
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value
Outstanding RSUs, Weighted average grant date fair value, Forfeited
Long-Term Debt, Type [Axis]
Significant Accounting Policies [Text Block]
Significant Accounting Policies
Other assets
Other Assets
Other Assets, Total
Annual lease payment, year two
Lessee Operating Lease Liability Payments Due Two Thousand Nineteen
Lessee operating lease liability payments due two thousand nineteen.
Debt Instrument, Convertible, Threshold Consecutive Trading Days
Threshold consecutive trading days for convertible debt
Net operating losses
Deferred Tax Assets, Operating Loss Carryforwards
Deferred Tax Assets, Operating Loss Carryforwards, Total
Earnings Per Share [Abstract]
Loss per Common Share
Repayment of debt including accrued interests.
Repayment of Debt Including Accrued Interests
Repayment of debt including accrued interest
Warrants [Abstract]
Warrants.
Entity Well-known Seasoned Issuer
Plan Name [Axis]
Plan Name
Rudi Fronk
Board of Directors Chairman [Member]
Subsequent Event Type [Axis]
Equity [Abstract]
Annual lease payment, thereafter
Lessee Operating Lease Liability Payments Due After Two Thousand Nineteen
Lessee operating lease liability payments due after two thousand nineteen.
Third Parties
Third parties [Member]
Third parties.
Class of Warrant or Right [Table]
Proceeds from Convertible Debt
Proceeds from royalty convertible debenture
Equity [Text Block]
Capital Stock
Measurement Frequency [Axis]
Other Expense (Income)
Nonoperating Gains (Losses) [Abstract]
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]
Cash flows from financing activities
Stock issued during period, value, payment of interest accrued.
Stock Issued During Period Value Payment Of Interest Accrued
Capital issued for payment of interest
Weighted Average Exercise Price, Outstanding, Ending Balance
Weighted Average Exercise Price, Outstanding, Beginning Balance
Class Of Warrant Or Right Weighted Average Exercise Price Of Warrants Or Rights Outstanding
Class of warrant or right weighted average exercise price of warrants or rights outstanding.
Mineral Properties
Mineral Properties [Policy Text Block]
Disclosure of accounting policy for mineral properties which may include the basis of such assets, depreciation methods used and estimated useful lives, the entity's capitalization policy, including its accounting treatment for costs incurred for repairs and maintenance activities, whether such asset balances include capitalized interest and the method by which such is calculated, how disposals of such assets are accounted for and how impairment of such assets is assessed and recognized.
Director and Affiliate Shareholder
Director and Affiliate Shareholder [Member]
Director and affiliate shareholder.
Liabilities, Noncurrent
Total Non-Current Liabilities
Liabilities
Liabilities [Abstract]
Entity Tax Identification Number
Entity Tax Identification Number
Capital issued for conversion of debt to common stock (in shares)
Conversion of convertible notes to shares (in shares)
Stock Issued During Period, Shares, Conversion of Convertible Securities
Valuation Approach and Technique [Axis]
Valuation Approach and Technique
Equity Component [Domain]
Equity Component
Payments to Acquire Machinery and Equipment
Purchase of equipment
Entity Address, City or Town
Entity Address, City or Town
Effect of cross-border tax laws
Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Percent
Effective Income Tax Rate Reconciliation, Cross-Border Tax Effect, Percent, Total
Measurement Input Type [Domain]
Unrecognized Tax Benefits, Income Tax Penalties Expense
Changes in unrecognized tax benefits
Amortization of Issuance Costs on Royalty Convertible Debenture
Amortization of issuance costs on royalty convertible debenture.
Segments [Domain]
Segments
Entity Common Stock, Shares Outstanding
Entity Common Stock Shares Outstanding
Summary of Debentures
Schedule of Debt [Table Text Block]
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
Schedule of Income Tax Expense from Continuing Operations
Corporate
Corporate Segment [Member]
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Weighted Average Number of Common Shares Used in per Share Calculations
Fixed Assets
Fixed Assets [ Table Text Block]
Fixed assets.
Statement [Table]
Statement [Table]
Mineral properties
Mineral properties
Deferred Tax Liabilities Mineral Properties
Deferred tax liabilities mineral properties.
Share-Based Payment Arrangement, Expense
Stock based compensation (Note 5)
Stock based compensation
Net Loss before Income Taxes
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Loss before taxes
Net Loss before Income Taxes
Total
CALIFORNIA
Entity Shell Company
Entity Shell Company
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term
Weighted average expected term (years)
Cash Provided by (Used in) Investing Activity, Including Discontinued Operation
Cash used in investing activities
Statement [Line Items]
Statement [Line Items]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Lessor, Operating Lease, Term of Contract
Term of the agreement
Outstanding RSUs, Vested
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period
Maximum [Member]
Maximum
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount
Change in valuation allowances
Debt Disclosure [Abstract]
Notes Payable
Notes Payable, Other Payables [Member]
Net debt liability of royalty convertible debenture.
Net Debt Liability Of Royalty Convertible Debenture
Net debt liability of royalty convertible debenture
Debt liability of royalty convertible debenture, net
Stock issued during period shares private placement.
Stock Issued During Period Shares Private Placement
Capital issued for financing (in shares)
Debt Conversion, Converted Instrument, Amount
Convertible debenture amount
State income taxes, net of refunds
Income Tax Paid, State and Local, after Refund Received
Income Tax Paid, State and Local, after Refund Received, Total
Sleeper Gold Project and other Nevada based Projects
Sleeper Gold Project And Other Nevada Based Projects [Member]
Sleeper gold project and other nevada based projects.
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
U.S. federal statutory income tax benefit
Subsequent Events [Abstract]
Schedule of Company's Deferred Tax Asset (Liability)
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
Warrants, Expired
Class Of Warrant Or Right Expired
Class of warrant or right expired.
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Outstanding RSUs, Weighted average grant date fair value, Granted
Adjustments to reconcile net loss to net cash used in operations:
Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Noncash Item [Abstract]
Debt liability of royalty convertible debenture before issuance costs
Debt Liability Of Royalty Convertible Debenture Before Issuance Costs
Debt liability of royalty convertible debenture before issuance costs
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Percent
Nontaxable or nondeductible items: Other nondeductible items
Area of mining fields.
Area Of Mining Fields
Area covered by mining claims
Assets, Current [Abstract]
Current Assets
Going concern.
Going Concern [Text Block]
Going Concern
Liabilities, Fair Value Disclosure
Liabilities, Fair Value
Document Fiscal Year Focus
Document Fiscal Year Focus
Common Stock, Shares, Outstanding
Balance (in shares)
Balance (in shares)
Common stock, shares outstanding
Capital stock, shares outstanding
Cybersecurity Risk Management, Strategy, and Governance [Line Items]
Financial Instruments [Domain]
Operating Loss Carryforwards [Line Items]
Senior management member
Senior Management [Member]
Senior Management
Forecast
Forecast [Member]
Shares at Price of $1.04
Shares Price Of One Point Zero Four [Member]
Shares at price of one point zero four.
Two thousand fifteen and two thousand sixteen stock incentive and stock compensation plan.
Two Thousand Fifteen And Two Thousand Sixteen Stock Incentive And Stock Compensation Plan [Member]
2015 and 2016 Stock Incentive and Compensation Plans
Sleeper Gold Mine.
Sleeper Gold Mine [Member]
Sleeper Gold Project
Aggregate Intrinsic Value, Issued
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Vested
Aggregate Intrinsic Value, Exercised
Share based Compensation Arrangement By Share based Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Exercised
Share based compensation arrangement by share based payment award equity instruments other than options aggregate intrinsic value exercised.
Additional Paid in Capital, Common Stock
Additional Paid in Capital, Common Stock, Ending Balance
Additional Paid in Capital, Common Stock, Beginning Balance
Additional paid in capital
Security Exchange Name
Security Exchange Name
Measurement Input Type [Axis]
Convertible Debt
Total
Related and Nonrelated Parties [Axis]
New Accounting Pronouncements, Policy [Policy Text Block]
Recent Accounting Guidance
Derivative, Gain (Loss) on Derivative, Net, Total
Derivative, Gain (Loss) on Derivative, Net
Change in derivative liability on royalty convertible debenture
Change in fair value of derivative liability
Loss from change in fair value of derivative liability on royalty convertible debenture
Warrants
Warrant [Member]
Debt issuance costs in connection with issuance of debenture.
Debt Issuance Costs in Connection With Issuance Of Debenture
Debt issuance costs in connection with issuance of debenture
Interest Expense, Long-Term Debt and Capital Securities
Interest Expense, Long-Term Debt and Capital Securities, Total
Interest expense
Exercise price of warrants
Class of Warrant or Right, Exercise Price of Warrants or Rights
Entity Address, State or Province
Entity Address, State or Province
Aggregate offering price per debt instrument.
Aggregate Offering Price Per Debt Instrument
Agreed sale price of note
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition
Expected weighted-average period of unrecognized compensation cost
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward]
Shares [Abstract]
Debt Instrument, Covenant Description
Debt instrument, covenant description
Warrants [Table]
Warrants.
Paid-in-Kind Interest
Capital issued for interest expense
Mineral properties
Deferred Tax Assets Mineral Properties
Deferred tax assets mineral properties.
Amendment Flag
Amendment Flag
Note Payable, Related Party
Notes Payable Disclosure [Text Block]
Notes payable disclosure.
Sharebased compensation arrangement by sharebased payment award options granted weighted average remaining contractual term.
Sharebased Compensation Arrangement By Sharebased Payment Award Options Granted Weighted Average Remaining Contractual Term
Weighted Average Remaining Contractual Term (Years), Options, Granted
Frost Project.
Frost Project [Member]
Frost Project
Option to purchase mining claims price.
Option To Purchase Mining Claims Price
Option to purchase mining claims, price
Debt Instrument [Axis]
Debt Instrument
Twenty nineteen convertible secured notes.
Twenty Nineteen Convertible Secured Notes [Member]
2019 Secured Convertible Notes
2019 Convertible Notes
City Area Code
City Area Code
Percentage of royalty.
Percentage Of Royalty
Royalty rate
Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag]
Commitments and contingencies.
Commitments And Contingencies [Line Items]
Commitments And Contingencies [Line Items]
Proceeds from Issuance of Common Stock, Total
Proceeds from Issuance of Common Stock
Capital issued for financing, net of share issuance costs
Tabular disclosure of mineral properties. Disclosure may include type of assets, disposal, depreciation and net amount.
Mineral Properties Table [Text Block]
Capitalized Acquisition Costs on Mineral Properties
Fair value of shares issued for equity compensation plans.
Fair Value of Shares Issued for Equity Compensation Plans
Fair value of shares issued for equity compensation plans
Operating Expenses [Abstract]
Expenses
Debenture purchase consideration condition.
Debt instrument, covenant description
Debenture Purchase Consideration Condition
Debenture purchase consideration condition
Computer equipment
Computer Equipment [Member]
Mineral properties by name of property.
Mineral Properties By Name Of Property [Axis]
Mineral Properties By Name Of Property
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
Change in valuation allowances
Financial Guarantee Insurance Contract, Claim Liability, Weighted-Average Risk-Free Discount Rate
Weighted-average credit adjusted risk free rate
Balance of loan including accrued interest
Loans Payable, Current
Loans Payable, Current, Total
Common Stock, Par or Stated Value Per Share
Common stock, par value
Capital stock, par value
Gain (loss) from change in fair value of derivative liability on royalty convertible debenture
Gain (loss) from change in fair value of derivative liability on royalty convertible debenture.
Loss from change in fair value of derivative liability on royalty convertible debenture
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted-Average Remaining Contractual Term
Weighted Average Remaining Contractual Term (Years), Options, Exercisable at June 30, 2026
Grassy Mountain Project.
Grassy Mountain Project [Member]
Grassy Mountain Project
Debt Conversion, Converted Instrument, Rate
Convertible debenture interest rate
Leases
Lessee, Leases [Policy Text Block]
Short-Term Debt, Type [Domain]
Liabilities, Current
Total Current Liabilities
Net deferred tax asset
Deferred Tax Assets, Net of Valuation Allowance
Interest Expense [Line Items]
Interest expense.
Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Including Discontinued Operation
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total
Cash at beginning of period
Cash at end of period
Auditor Opinion [Text Block]
Share based compensation arrangement by share based payment award fair value assumptions weighted average fair value.
Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Weighted Average Fair Value
Weighted average fair value
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]
Weighted-Average Grant-Date Fair Value [Abstract]
Segmented Information
Segment Reporting [Text Block]
Collaborative Arrangement and Arrangement Other than Collaborative [Axis]
Collaborative Arrangement and Arrangement Other than Collaborative
Environmental Remediation Site [Domain]
Environmental Remediation Site
Trading Symbol
Trading Symbol
Nonmonetary Transactions Disclosure [Text Block]
Non-Cash Transactions
Geographical [Axis]
Geographical
Amortization of Debt Issuance Costs and Discounts
Amortization of Debt Issuance Costs and Discounts, Total
Amortization of debt discount and issuance costs
Amortization of debt issuance costs
Cybersecurity Risk Management, Strategy, and Governance [Table]
Fair Value Measurements
Fair Value Measurement, Policy [Policy Text Block]
Cybersecurity Risk Management Processes Integrated [Text Block]
Subsequent Event [Table]
Interest rate of loan
Debt Instrument, Interest Rate During Period
Restricted stock units, Granted
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period
Outstanding RSUs, Granted
Entity Emerging Growth Company
Entity Emerging Growth Company
Additional Paid-in Capital [Member]
Additional Paid-In Capital
Net operating loss carry forwards
Operating Loss Carryforwards
Operating Loss Carryforwards, Total
Tax loss carry-forwards
Other Operating Income and Expense [Text Block]
Other Income
Derivative, Fair Value, Net, Total
Derivative, Fair Value, Net
Fair value of derivative
Other Liability, Noncurrent, Related Party [Extensible Enumeration]
Weighted Average Exercise Price, Issued
Class Of Warrant Or Rights Weighted Average Price Of Warrants Or Rights Issued
Class of warrant or rights weighted average price of warrants or rights issued.
2019 Secured Convertible Notes, Non-Current
2019 Secured Convertible Notes, Non-Current
Long-Term Debt, Gross
Plan Name [Domain]
Plan Name
Convertible debt, related parties
Other Liabilities, Noncurrent
Ownership Percentage of Option to Buy Back Royalty
Ownership percentage of option to buy back royalty.
Ownership percentage of option to buy back royalty
Net proceeds from repayment of debt and transaction costs
Proceeds from (Repayments of) Debt, Total
Proceeds from (Repayments of) Debt
Less: unamortized discount and issuance costs, Current
Debt Instruments Unamortized Discount Premium and Debt Issuance Cost Current
Debt instruments unamortized discount premium and debt issuance cost current.
Asset Retirement Obligation, Cash Paid to Settle
Settlement of asset retirement obligations
Summary of Option Activity Under Stock Incentive and Compensation Plan
Share-Based Payment Arrangement, Activity [Table Text Block]
Summary of Stock Option Activity Under Stock Incentive and Compensation Plans
Cover [Abstract]
Tax Credit Carryforward, Amount
Tax losses
Nonmonetary Transactions [Abstract]
Percentage of net smelter royalty.
Percentage Of Net Smelter Royalty
Percentage of Net Smelter Royalty
Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]
Summary of Key Assumptions in Valuing the Royalty Conversion Option Derivative
Concentration of credit risk uninsured cash amount
Concentration of Credit Risk Uninsured Cash Amount
Concentration of credit risk uninsured cash amount.
Insurance Recoveries
Reimbursement of reclamation costs
Reclamation cost directly settled by insurance company
Long-Term Debt, Type [Domain]
Professional Fees
Professional fees
Concentration of Credit Risk
Concentration Risk, Credit Risk, Policy [Policy Text Block]
Percentage of debenture convertible into gross revenue royalty.
Percentage of Debenture Convertible into Gross Revenue Royalty
Percentage of debenture convertible into gross revenue royalty
Measurement input, expected time period for volatility calculation.
Measurement Input, Expected Time Period for Volatility Calculation [Member]
Time Period for Volatility Calculation
Fair Value Disclosures [Abstract]
Cash and Cash Equivalent
Cash and Cash Equivalents, at Carrying Value, Ending Balance
Cash and Cash Equivalents, at Carrying Value, Beginning Balance
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value, Total
Payments of Debt Issuance Costs
Royalty convertible debenture issuance costs
Cash Provided by (Used in) Financing Activity, Including Discontinued Operation
Cash provided by financing activities
Entity Filer Category
Entity Filer Category
Debt Instrument, Name [Domain]
Debt Instrument, Name
Nonmonetary Transaction, by Type [Table]
Nonmonetary Transaction By Type [Table]
Exploration and development expenses.
Exploration and Development Expenses
Exploration and Development Expenses
Exploration and development
Weighted Average Exercise Price, Expired
Class Of Warrant Or Right Exercise Price Of Warrants Or Rights Expired
Class of warrant or right exercise price of warrants or rights expired.
Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization
Property, Plant and Equipment, Net, Ending Balance
Property, Plant and Equipment, Net, Beginning Balance
Property and equipment
Property, Plant and Equipment, Net, Total
Oil and Gas, Cost Incurred, Property Acquisition, Exploration, and Development [Table Text Block]
Schedule of Expenses and Mineral Property Carrying Values by Material Project
Land holding costs.
Land Holding Costs
Land Holding Costs
Land holding costs
Segment Reporting [Abstract]
Nevada Select Royalty Inc.
Nevada Select Royalty Inc. [Member]
Nevada Select Royalty Inc [Member]
Nevada
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
Schedule of Reconciliation of Income Tax Benefit Calculated at U.S. Federal Statutory Income Tax Rate to Income Tax Expense
Annual lease payment, year one
Lessee Operating Lease Liability Payments Due Two Thousand Eighteen
Lessee operating lease liability payments due two thousand eighteen.
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Statement of Financial Position [Abstract]
Local Phone Number
Local Phone Number