Document and Entity Information [Abstract] Document And Entity Information [Abstract] Statement [Table] Warrants Statement [Line Items] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Consolidated Balance Sheets [Abstract] Assets [Abstract] ASSETS Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents end of period Cash and cash equivalents beginning of period Cash and Cash Equivalents, at Carrying Value, Total Cash and cash equivalents Restricted Cash and Cash Equivalents Restricted cash (Note 5) Other Receivables, Net, Current Other receivables Other Receivables, Net, Current, Total Prepaid Expense, Current Prepaid Expense, Current, Total Prepaid expenses Prepaid Taxes Prepaid income taxes Assets, Current Total Current Assets Property Concessions [Abstract] Property Concessions [Abstract] PROPERTY CONCESSIONS Capitalized expenses relating to the costs of acquiring property concessions. Property Concessions Acquired Sierra Mojada, Mexico (Note 6) Capitalized expenses relating to the costs of acquiring property concessions acquired through the merger with a subsidiary. Property Concessions Acquired Through Subsidiary Gabon, Africa (Notes 6 and 8) The aggregate total of capitalized expenses relating to the costs of acquiring property concessions including mineral concessions acquired through the merger with a subsidiary. Total Property Concessions Total Property Concessions Property, Plant and Equipment, Net [Abstract] EQUIPMENT Property, Plant and Equipment, Net Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Property, Plant and Equipment, Net, Total Office and mining equipment, net of accumulated depreciation of $998,971 and $973,457, respectively (Note 7) Other Assets [Abstract] OTHER ASSETS Value Added Tax Receivable, Current Value-added tax receivable, net of allowance for uncollectible taxes of $1,473,676 and $1,380,818, respectively (Note 9) Goodwill. Goodwill, Ending Balance Goodwill, Beginning Balance Goodwill, Total Goodwill (Note 10) Other Assets, Noncurrent Other Assets, Noncurrent, Total Other assets Assets, Noncurrent Total Other Assets Assets TOTAL ASSETS Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Accounts Payable, Current Accounts Payable, Current, Total Accounts payable Accrued Liabilities, Current Accrued Liabilities, Current, Total Accrued liabilities and expenses Taxes Payable, Current Taxes Payable, Current, Total Income tax payable Due to Related Parties, Current Due to Related Parties, Current, Total Payable to joint venture partner (Note 8) Liabilities, Current Total Current Liabilities Commitments and Contingencies. COMMITMENTS AND CONTINGENCIES (Notes 12 and 17) Stockholders' Equity Attributable to Parent [Abstract] STOCKHOLDERS' EQUITY (Notes 12, 13, 14 and 15) Common Stock, Value, Issued Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common stock issuance prior to inception (no value) Common Stock, Value, Issued, Total Common stock, $0.01 par value; 300,000,000 shares authorized, 136,160,157 and 115,110,157 shares issued and outstanding, respectively Additional Paid in Capital Additional Paid in Capital, Ending Balance Additional Paid in Capital, Beginning Balance Additional Paid in Capital, Total Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Deficit accumulated during exploration stage Retained Earnings (Accumulated Deficit), Total Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Total Other comprehensive income Stockholders' Equity Attributable to Parent Balance Balance Balance Total Stockholders' Equity Liabilities and Equity TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total Accumulated depreciation Allowance for Doubtful Accounts Receivable Allowance for uncollectible taxes Common Stock, Par or Stated Value Per Share Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common Stock, Shares, Issued, Total Common stock, shares issued Common Stock, Shares, Outstanding Common Stock, Shares, Outstanding, Ending Balance Common Stock, Shares, Outstanding, Beginning Balance Common stock, shares outstanding Consolidated Statements Of Operations And Comprehensive Loss [Abstract] Revenues REVENUES REVENUES Exploration and Property Holding Costs [Abstract]. Exploration and Property Holding Costs [Abstract] EXPLORATION AND PROPERTY HOLDING COSTS Exploration Expense, Mining Exploration and property holding costs Depreciation, Depletion and Amortization, Nonproduction Depreciation and asset write-off (Note 6) Depreciation, Depletion and Amortization, Nonproduction, Total The aggregate total of exploration expenses (including prospecting) related to the mining industry would be included in operating expenses. Total Exploration and Property Holding Costs TOTAL EXPLORATION AND PROPERY HOLDING COSTS General and Administrative Expense [Abstract] GENERAL AND ADMINISTRATIVE EXPENSES Labor and Related Expense Personnel Labor and Related Expense, Total Expenses relating to the maintenance of offices and administering the affairs of an entity, including affiliates of the reporting entity. Office and Administrative Office and administrative (Note 11) Professional Fees Professional services Noninterest Expense Directors Fees Directors' fees Provision recognized during the period for uncollectable value-added taxes to reduce the value-added tax receivable due from tax authorities to the net carrying amount. Provision for Uncollectible Value-Added Taxes Provision for uncollectible value-added taxes Depreciation Depreciation Depreciation, Total General and Administrative Expense Office and administrative TOTAL GENERAL AND ADMINISTRATIVE EXPENSES Operating Income (Loss) LOSS FROM OPERATIONS Nonoperating Income (Expense) [Abstract] OTHER (EXPENSES) INCOME Investment Income, Net Interest and investment income Investment Income, Net, Total Foreign Currency Transaction Gain (Loss), before Tax Foreign currency transaction (loss) gain Foreign Currency Transaction (Loss) gain, before Tax, Total Other Nonoperating Income (Expense) Miscellaneous income (expense) Other Nonoperating Income (Expense), Total Nonoperating Income (Expense) TOTAL OTHER (EXPENSES) INCOME Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest LOSS BEFORE INCOME TAXES LOSS BEFORE INCOME TAXES Income Tax Expense (Benefit) INCOME TAX EXPENSE Income Tax Expense (Benefit), Total Net Income (Loss) Attributable to Parent Net loss NET LOSS Net loss Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] OTHER COMPREHENSIVE (LOSS) INCOME Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent, Total Comprehensive Income (Loss), Net of Tax, Attributable to Parent COMPREHENSIVE LOSS COMPREHENSIVE LOSS Earnings Per Share, Basic and Diluted BASIC AND DILUTED NET LOSS PER COMMON SHARE Earnings Per Share, Basic and Diluted, Total Basic and diluted weighted average number of common shares outstanding Basic and Diluted Weighted Average Number of Common Shares Outstanding BASIC AND DILUTED WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING Consolidated Statements Of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net loss to net cash used by operating activities: Depreciation, Depletion and Amortization Depreciation and asset write-off Depreciation, Depletion and Amortization, Total Provision for Other Credit Losses Provision for uncollectible value-added taxes Other Noncash Income (Expense) Noncash expenses Noncash expenses Other Noncash Income (Expense), Total Foreign Currency Transaction Gain (Loss), Unrealized Foreign currency transaction loss (gain) Foreign currency transaction (gain) loss Common stock issued for services. Common Stock Issued for Services Common stock issued for services Common stock issued for directors fees. Common Stock Issued for Directors Fees Common stock issued for compensation and directors' fees Stock or Unit Option Plan Expense Stock options issued for compensation The fair value of stock options and warrants granted as noncash consideration to directors for discharging the responsibility as directors of the entity. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. Stock Options and Warrants Issued for Directors' Fees Stock options and warrants issued for services, financing fees and directors' fees Increase (Decrease) in Operating Assets [Abstract] (Increase) decrease in, net of merger transaction: The increase (decrease) during the reporting period in the amount of outstanding money receivable from tax authorities for previous remittances of value-added taxes. Increase Decrease in Value Added Tax Receivable Value-added tax receivable Value-added tax receivable Increase (Decrease) in Restricted Cash Restricted cash Increase (Decrease) in Restricted Cash, Total Increase (Decrease) in Other Receivables Other receivables Other receivables Other receivables Increase decrease in prepaid income taxes and expenses. Increase Decrease in Prepaid Income Taxes and Expenses Prepaid income taxes and expenses Prepaid income taxes and expenses Increase (Decrease) in Deposit Assets Deposits Deposits Increase (Decrease) in Deposit Assets, Total Increase (Decrease) in Operating Liabilities [Abstract] Increase (decrease) in, net of merger transaction: Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Accounts Payable, Total Increase (Decrease) in Accrued Taxes Payable Income tax payable Increase (Decrease) in Accrued Taxes Payable, Total Increase (Decrease) in Accrued Liabilities Accrued liabilities and expenses Increase (Decrease) in Accrued Liabilities, Total Accrued liabilities and expenses Increase decrease in accrued severance. Increase Decrease in Accrued Severance Accrued severance costs Increase (Decrease) in Other Operating Liabilities Other liabilities Increase (Decrease) in Other Operating Liabilities, Total Net Cash Provided by (Used in) Operating Activities Net cash used by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES: Payments to Acquire Investments Purchase of investments Purchase of investments Payments to Acquire Investments, Total Proceeds from Sale, Maturity and Collection of Investments Proceeds from sale of investments Proceeds from Sale, Maturity and Collection of Investments, Total Cash Acquired from Acquisition Cash acquired in merger with Dome Ventures Payments to Acquire Machinery and Equipment Equipment purchases Equipment purchases Proceeds from Sale of Machinery and Equipment Proceeds from sale of equipment Proceeds from sale of mining concessions. Proceeds from Sale of Mining Concessions Proceeds from mining concession option payment (Note 8) Acquisition of property concessions Acquisition of Property Concessions Acquisition of property concessions Acquisition of property concessions Acquisition of mining concessions Net Cash Provided by (Used in) Investing Activities Net cash (used by) provided by investing activities Net cash (used by) provided by investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] CASH FLOWS FROM FINANCING ACTIVITIES: Proceeds from Issuance of Common Stock Proceeds from issuance of common stock Proceeds from issuance of common stock, net of offering costs The cash inflow associated with the amount received from the issuance of restricted shares. Proceeds from Sales of Options and Warrants Proceeds from sales of options and warrants Proceeds from sales of options and warrants Proceeds from Stock Options Exercised Proceeds from exercise of options Proceeds from Warrant Exercises Proceeds from exercise of warrants Payment of deferred offering costs. Payment of Deferred Offering Costs Deferred offering costs Deferred offering costs The increase (decrease) during the reporting period in the amount of money received from the joint venture partner. Payable to Joint Venture Partner Payable to joint venture partner Payable to joint venture partner The cash inflow associated with the amount received from shareholders providing loans to the entity. Proceeds from Shareholder Loans Proceeds from shareholder loans Proceeds from shareholder loans Repayments of Notes Payable Payment of note payable Payment of note payable Net Cash Provided by (Used in) Financing Activities Net cash provided by financing activities: Net cash provided by financing activities Effect of Exchange Rate on Cash and Cash Equivalents Effect of exchange rates on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents, Total Cash and Cash Equivalents, Period Increase (Decrease) Net (decrease) increase in cash and cash equivalents Net increase (decrease) in cash and cash equivalents Supplemental Cash Flow Elements [Abstract] SUPPLEMENTAL CASH FLOW DISCLOSURES: Income Taxes Paid Income taxes paid Interest Paid Interest paid Interest Paid, Total Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] NON-CASH INVESTING AND FINANCING ACTIVITIES: Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Shares Issued Common stock issued in merger with Dome Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued Warrants issued in merger with Dome The number of shares issued as noncash consideration to directors for discharging the responsibility as directors of the entity. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. Common Stock Issued for Equipment Common stock issued for equipment The fair value of restricted stock and stock options granted as noncash consideration for financing fees included in net income that results in no cash inflows or outflows in the period. Includes noncash adjustments to reconcile net income (loss) to cash provided by (used in) operating activities that are not separately disclosed. Common Stock Options Issued for Financing Fees Common stock options issued for financing fees Common stock options issued for non-cash options Common Stock Options Issued for Non-Cash Options Common stock options issued for non-cash options Organization description of business. Organization Description Of Business [Abstract] Nature of Operations [Text Block] ORGANIZATION, DESCRIPTION OF BUSINESS Organization, Description Of Business Basis Of Presentation [Abstract] Basis of Accounting [Text Block] Basis Of Presentation Basis Of Presentation Significant Accounting Policies [Abstract] Significant Accounting Policies [Text Block] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies Loss Per Share [Abstract] Earnings Per Share [Text Block] Loss Per Share Restricted Cash [Abstract] Cash and Cash Equivalents Disclosure [Text Block] Restricted Cash Restricted Cash The entire disclosure for capitalized costs relating to the acquisition of property concessions by the entity. This disclosure may include information on the location, size, concession payments, and commitments related to the property concessions. Property Concessions [Text Block] Property Concessions Property Concessions Office And Mining Equipment [Abstract] Property, Plant and Equipment Disclosure [Text Block] Office And Mining Equipment Equipment Joint venture agreements. Joint Venture Agreements [Abstract] The entire disclosure for agreements entered into with the joint venture party, including the nature of the license(s), a description of the agreements, the committed amounts, the effects of spending commitments on the ownership interest, and other key terms of the agreements. Joint Venture Agreements [Text Block] Joint Venture Agreements Joint Venture Agreements Value-added tax receivable [Abstract] Value-Added Tax Receivable [Abstract] Value-added tax receivable. Value Added Tax Receivable [TextBlock] Value-Added Tax Receivable Goodwill [Abstract] Goodwill and Intangible Assets Disclosure [Text Block] Goodwill Goodwill Related Party Transactions [Abstract] Related Party Transactions Disclosure [Text Block] Related Party Transactions Related Party Transactions Shareholder rights plan. Shareholder Rights Plan [Abstract] Shareholder Rights Plan The entire disclosure for the shareholders' rights plan that describes the relationship of common shares to the rights. Shareholder Rights Plan [Text Block] Shareholder Rights Plan Shareholder Rights Plan Common Stock [Abstract] Stockholders' Equity Note Disclosure [Text Block] Common Stock Common Stock Stock Options [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Stock Options Stock Options Warrants [Abstract] The entire disclosure for compensation-related costs for warrants issued in connection with private placements of the entity, which may include disclosure of policies, warrant activity details, and changes during the reporting period. Warrants [Text Block] Warrants Warrants Financial Instruments [Abstract] Financial Instruments Disclosure [Text Block] Financial Instruments Financial Instruments Commitments And Contingencies [Abstract] Commitments and Contingencies' Commitments And Contingencies Commitments And Contingencies Segment Information [Abstract] Segment Reporting Disclosure [Text Block] Segment Information Segment Information