Document and Entity Information [Abstract] Statement Entities [Table] Legal Entity [Axis] Entity [Domain] Document and Entity Information [Line Items] Document Type Amendment Flag Amendment Description Document Period End Date Trading Symbol Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Entity Current Reporting Status Entity Voluntary Filers Entity Well Known Seasoned Issuer Entity Public Float Document Fiscal Year Focus Document Fiscal Period Focus Statement of Financial Position [Abstract] Statement [Table] Statement [Line Items] Current assets: Cash and cash equivalents Prepaid expenses and supplies Total current assets Total current assets (AssetsCurrent) Property and equipment, net Certificates of deposit Total assets Total assets (Assets) LIABILITIES AND STOCKHOLDERS' DEFICIT Current liabilities: Current portion of long-term debt Convertible promissory notes payable Accounts payable and accrued liabilities Accrued wages to related parties Accrued interest payable Total current liabilities Total current liabilities (LiabilitiesCurrent) Long-term Debt, net of current portion Warrant Liability Total liabilities Total liabilities (Liabilities) Stockholders' Deficit Common stock Authorized - $0.00001 par value; 1,250,000,000 shares Issued and outstanding - 678,422,293 and 635,899,389 shares at July 31, 2012 and January 31, 2012, respectively Additional paid-in capital Deficit accumulated during the exploration stage Deficit accumulated during the exploration stage (DevelopmentStageEnterpriseDeficitAccumulatedDuringDevelopmentStage) Total stockholders equity (deficit) Total stockholders equity (deficit) (StockholdersEquity) Total liabilities and stockholders equity (deficit) Total liabilities and stockholders equity (deficit) (LiabilitiesAndStockholdersEquity) Common Stock, Par Value Per Share Common Stock, Shares Authorized Common Stock, Shares, Issued Common Stock, Shares, Outstanding Statement of Operations [Abstract] Revenues Expenses Geological and geophysical costs Salaries and benefits Public relations Depreciation Legal Professional services General and administrative Travel Settlement expense Impairment loss Net operating expenses Net operating expenses (OperatingExpenses) Loss From Operations Loss from operations (OperatingIncomeLoss) Other Income (Expense) Interest income Interest expense Interest expense (InterestExpense) Debt conversion expense Debt conversion expense (InducedConversionOfConvertibleDebtExpense) Loss on sale of fixed assets Loss on change in fair value of warrant liability Other income Income from Elle Venture Foreign exchange gain Gain on settlement of debt to related party Total other income (expense) Total other income (expense) (NonoperatingIncomeExpense) Loss before income taxes Loss before income taxes (IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments) Income tax expense Net Loss Net loss (NetIncomeLoss) Basic And Diluted Net Loss Per Share of Common Stock Basic And Diluted Weighted Average Number Of Shares Of Common Stock Outstanding Statement of Cash Flows [Abstract] Net change in cash and cash equivalents Operating Activities Net loss Adjustments to reconcile net loss to net cash from operating activities: Depreciation Amortization of deferred financing charges Amortization of discount on convertible promissory notes Impairment loss Loss on sale of fixed assets Loss on change in fair value of warrant liability Share based compensation Share and warrant based payments Non-cash other income from sale of mineral claims Non-cash other income from sale of mineral claims (OtherNoncashIncome) Non-cash geological costs paid from the issuance of convertible promissory note Changes in assets and liabilities: Prepaid expenses and supplies Prepaid expenses and supplies (IncreaseDecreaseInPrepaidExpense) Other current assets Other current assets (IncreaseDecreaseInOtherCurrentAssets) Certificates of deposit Certificates of deposit (IncreaseDecreaseInDepositOtherAssets) Other assets Other assets (IncreaseDecreaseInOtherNoncurrentAssets) Accounts payable and accrued expenses Accrued wages to related parties Accrued wages to related parties (IncreaseDecreaseInAccruedSalaries) Accrued interest Accrued interest (IncreaseDecreaseInInterestPayableNet) Net cash used in operating activities Net cash used in operating activities (NetCashProvidedByUsedInOperatingActivities) Investing Activities Proceeds from the sale of fixed assets Proceeds from redemption of certificate of deposit Purchase of certificate of deposit Purchase of certificate of deposit (PaymentsForDeposits) Purchase of equipment Purchase of equipment (PaymentsToAcquireMachineryAndEquipment) Net cash used in investing activities Net cash used in investing activities (NetCashProvidedByUsedInInvestingActivities) Financing Activities Principal activity on long-term debt Principal activity on long-term debt (RepaymentsOfLongTermDebt) Principal activity on capital lease obligation Principal activity on capital lease obligation (RepaymentsOfLongTermCapitalLeaseObligations) Principal activity on convertible promissory notes Principal activity on convertible promissory notes (RepaymentsOfConvertibleDebt) Proceeds from the issuance of common stock, net of expenses Proceeds from the sale of convertible promissory notes Proceeds from long-term debt Net cash provided by (used in) financing activities Net cash provided by (used in) financing activities (NetCashProvidedByUsedInFinancingActivities) Net Increase (Decrease) In Cash And Cash Equivalents Net increase (decrease) in cash and cash equivalents for period (CashAndCashEquivalentsPeriodIncreaseDecrease) Cash And Cash Equivalents, Beginning Of Period Cash And Cash Equivalents, End Of Period Supplemental Information Interest paid Income taxes paid Equity Components [Axis] Equity Components [Domain] Common Stock [Member] Additional Paid-In Capital [Member] Deficit accumulated during the exploration stage [Member] Statement of Stockholders Equity [Abstract] Beginning Balance Beginning Balance (Shares) Beginning Balance (Shares) (SharesIssued) Acquisition, February 3, 2004 Acquisition, February 3, 2004 (Shares) Common stock issued for cash Common stock issued for cash (Shares) Issuance of common stock and warrants private placement Common Stock And Warrants Issued During Period Value New Issues Private Placement Issuance of common stock and warrants private placement Issuance of common stock and warrants private placement (Shares) Common Stock And Warrants Issued During Period Value New Issues Private Placement Shares Issuance of common stock and warrants private placement (Shares) Shares Issued (Shares) Issuance of common stock for services Issuance of common stock for services (Shares) Issuance of common stock for conversion or payment of promissory note Issuance of common stock for conversion or payment of promissory note (Shares) Issuance of common stock for inducement to convert promissory note Issuance of common stock for inducement to convert promissory note Issuance of common stock for inducement to convert promissory note (Shares) Issuance of common stock for inducement to convert promissory note (Shares) Reduction of conversion price for inducement to convert promissory note Exercise of common stock purchase warrants Exercise of common stock purchase warrants (Shares) Options granted to consultants and employees Issuance of common stock purchase warrants Issuance of common shares pursuant to investment agreement Issuance of common shares pursuant to investment agreement Issuance of common shares pursuant to investment agreement (Shares) Issuance of common shares pursuant to investment agreement (Shares) Return of shares Return of shares (Shares) Stock based compensation Common stock purchase warrants exercise price reduction Beneficial conversion feature of convertible promissory notes Expenses of common stock issuance Net loss Ending Balance Ending Balance (Shares) Notes to Financial Statements [Abstract] Organization [Text Block] Interim financial statement disclosure [Text Block] Summary of significant accounting policies [Text Block] Mineral claims [Text Block] Property and equipment [Text Block] Long-term debt [Text Block] Convertible promissory notes [Text Block] Capital stock [Text Block] Share-based compensation [Text Block] Income taxes [Text Block] Related party transactions [Text Block] Commitments [Text Block] Supplemental disclosures with respect to cash flows [Text Block] Segment information [Text Block] Fair value of financial instruments [Text Block] Subsequent events [Text Block] Reclassifications [Text Block] Going concern [Text Block] Use of estimates [Policy Text Block] Principles of consolidation [Policy Text Block] Cash and cash equivalents [Policy Text Block] Mineral claim costs [Policy Text Block] Property and equipment [Policy Text Block] Convertible promissory notes [Policy Text Block] Convertible promissory notes Common stock purchase warrants [Policy Text Block] Common stock purchase warrants Environmental expenditures [Policy Text Block] Fair Value of Financial Assets and Liabilities [Policy Text Block] Net loss per share [Policy Text Block] Recently issued accounting standards [Policy Text Block] Schedule of Property, Plant and Equipment [Table Text Block] Schedule of Stockholders' Equity Note, Warrants or Rights, Activity [Table Text Block] Schedule Of Stockholders Equity Note Warrants Or Rights Activity [Text Block] Schedule of Stockholders' Equity Note, Warrants or Rights, Activity [Table Text Block] Schedule of Share-based Payment Award, Warrant Liability, Valuation Assumptions [Table Text Block] Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions [Table Text Block] Schedule of Share-based Payment Award, Warrant Liability, Valuation Assumptions [Table Text Block] Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Range [Axis] Range [Domain] Minimum [Member] Maximum [Member] Summary Of Significant Accounting Policies 1 Summary Of Significant Accounting Policies Zero Seven Two Seven Zeroqmlt Four F One Sixg Three Zw Summary Of Significant Accounting Policies 1 Summary Of Significant Accounting Policies 2 Summary Of Significant Accounting Policies Zero Seven Two Seven Zeroch Wk L S X C Three Lgb Summary Of Significant Accounting Policies 2 Summary Of Significant Accounting Policies 3 Summary Of Significant Accounting Policies Zero Seven Two Seven Zeroq D P Lv Zero K Eight Ninep Ws Summary Of Significant Accounting Policies 3 Summary Of Significant Accounting Policies 4 Summary Of Significant Accounting Policies Zero Seven Two Seven Zeron B J N Bnm Lr Th Five Summary Of Significant Accounting Policies 4 Summary Of Significant Accounting Policies 5 Summary Of Significant Accounting Policies Zero Seven Two Seven Zero Z Rlt T Two Two C C G Qr Summary Of Significant Accounting Policies 5 Summary Of Significant Accounting Policies 6 Summary Of Significant Accounting Policies Zero Seven Two Seven Zerobnf Z C Q D Zero Rfl T Summary Of Significant Accounting Policies 6 Summary Of Significant Accounting Policies 7 Summary Of Significant Accounting Policies Zero Seven Two Seven Zero Three Xg Rg J B Tvd C Three Summary Of Significant Accounting Policies 7 Summary Of Significant Accounting Policies 8 Summary Of Significant Accounting Policies Zero Seven Two Seven Zero Four Two Eight Q Vz One W H M T L Summary Of Significant Accounting Policies 8 Summary Of Significant Accounting Policies 9 Summary Of Significant Accounting Policies Zero Seven Two Seven Zerof H W L H L H C Six Four S F Summary Of Significant Accounting Policies 9 Summary Of Significant Accounting Policies 10 Summary Of Significant Accounting Policies Zero Seven Two Seven Zero One X Eight M Nine Threessn V One B Summary Of Significant Accounting Policies 10 Debt Instrument [Axis] Debt Instrument, Name [Domain] Secured convertible promissory note [Member] Mineral Properties [Axis] Mineral Property [Axis] Mineral Properties [Axis] Mineral Property [Domain] Mineral Property [Domain] Big Chunk Project [Member] Big Chunk project North Pipes Super Project [Member] North Pipes Super Project Tombstone Project [Member] Tombstone Project Related Party Transactions, by Related Party [Axis] Related Party [Domain] Northern Dynasty [Member] Northern Dynasty Fairhills Capital [Member] Fairhills Capital Jim Briscoe [Member] Officers and board members [Member] JABA US Inc. [Member] J A B A U S Inc [Member] JABA US Inc. Convertible Promissory Notes 1 Convertible Promissory Notes Zero Seven Two Seven Zero B Rbnd Szryl Zeror Convertible Promissory Notes 1 Convertible Promissory Notes 2 Convertible Promissory Notes Zero Seven Two Seven Zero Six T Bq Fourh W Twor Wsl Convertible Promissory Notes 2 Convertible Promissory Notes 3 Convertible Promissory Notes Zero Seven Two Seven Zero Hl N Niney Niner St Ktb Convertible Promissory Notes 3 Convertible Promissory Notes 4 Convertible Promissory Notes Zero Seven Two Seven Zerow J D Q Fg Xm Oned Eight K Convertible Promissory Notes 4 Convertible Promissory Notes 5 Convertible Promissory Notes Zero Seven Two Seven Zero X Bdp G Hz R Zg T T Convertible Promissory Notes 5 Convertible Promissory Notes 6 Convertible Promissory Notes Zero Seven Two Seven Zeroqvkt W Nmz Hk Seven Two Convertible Promissory Notes 6 Convertible Promissory Notes 7 Convertible Promissory Notes Zero Seven Two Seven Zerof G Niner Twovll F Zero Eighth Convertible Promissory Notes 7 Convertible Promissory Notes 8 Convertible Promissory Notes Zero Seven Two Seven Zero Three Nine Eight Gl Onek Ss Vx T Convertible Promissory Notes 8 Convertible Promissory Notes 9 Convertible Promissory Notes Zero Seven Two Seven Zero P B B Vx P D H K Fiveqp Convertible Promissory Notes 9 Convertible Promissory Notes 10 Convertible Promissory Notes Zero Seven Two Seven Zero J Oner L Ft Threeg P Six G H Convertible Promissory Notes 10 Convertible Promissory Notes 11 Convertible Promissory Notes Zero Seven Two Seven Zeron N Bf Gk B Zyws Z Convertible Promissory Notes 11 Convertible Promissory Notes 12 Convertible Promissory Notes Zero Seven Two Seven Zeroqx Sixb Seven Z Sw T Six Tz Convertible Promissory Notes 12 Convertible Promissory Notes 13 Convertible Promissory Notes Zero Seven Two Seven Zerogcc Six K W C W Zerog Four G Convertible Promissory Notes 13 Convertible Promissory Notes 14 Convertible Promissory Notes Zero Seven Two Seven Zero T D X Onet Threem Tvlf K Convertible Promissory Notes 14 Convertible Promissory Notes 15 Convertible Promissory Notes Zero Seven Two Seven Zero Zero T Zero Zerog Z Tx M Pkk Convertible Promissory Notes 15 Convertible Promissory Notes 16 Convertible Promissory Notes Zero Seven Two Seven Zero Pygny Threemq J B Xg Convertible Promissory Notes 16 Convertible Promissory Notes 17 Convertible Promissory Notes Zero Seven Two Seven Zero T J Zero Jg T R Ninegw Dl Convertible Promissory Notes 17 Convertible Promissory Notes 18 Convertible Promissory Notes Zero Seven Two Seven Zerom Md Four Nzcy Krny Convertible Promissory Notes 18 Convertible Promissory Notes 19 Convertible Promissory Notes Zero Seven Two Seven Zeroyf Wtcc P K Zerosg Nine Convertible Promissory Notes 19 Convertible Promissory Notes 20 Convertible Promissory Notes Zero Seven Two Seven Zero F One W Six Vw Fivedkn Nine J Convertible Promissory Notes 20 Convertible Promissory Notes 21 Convertible Promissory Notes Zero Seven Two Seven Zeroz Fps Two Xrvr N L Five Convertible Promissory Notes 21 Convertible Promissory Notes 22 Convertible Promissory Notes Zero Seven Two Seven Zero Sixyl Nine N W Zp Nine Bp V Convertible Promissory Notes 22 Equity Outstanding [Axis] Equity Outstanding [Axis] Equity Outstanding [Domain] Equity Outstanding [Domain] Vested Incentive Stock Options [Member] Vested Incentive Stock Options Non-Qualified Stock Options [Member] Nonqualified Stock Options [Member] Non-Qualified Stock Options Incentive Stock Options [Member] Incentive Stock Options Equity Transaction [Axis] Equity Transaction [Axis] Equity Transaction [Domain] Equity Transaction [Domain] Units issued in February 2012 (1) [Member] Units Issued In February Two Zero One Two One [Member] Units issued in February 2012 (1) Units issued in February 2012 (2) [Member] Units Issued In February Two Zero One Two Two [Member] Units issued in February 2012 (2) Financing Arrangement [Member] Financing Arrangement Capital Stock 1 Capital Stock Zero Seven Two Seven Zero Mxx Twoz Vybh Three J Four Capital Stock 1 Capital Stock 2 Capital Stock Zero Seven Two Seven Zeroxr Five Nine Seven Ntp K Ghd Capital Stock 2 Capital Stock 3 Capital Stock Zero Seven Two Seven Zeroh Qqq M Twoq Eightkvd K Capital Stock 3 Capital Stock 4 Capital Stock Zero Seven Two Seven Zero Sixz Wfy Z C Qht X S Capital Stock 4 Capital Stock 5 Capital Stock Zero Seven Two Seven Zerofss M Gn K J H T Q Five Capital Stock 5 Capital Stock 6 Capital Stock Zero Seven Two Seven Zero Cnp B Tx T Sr K Threef Capital Stock 6 Capital Stock 7 Capital Stock Zero Seven Two Seven Zero Qb Sixybb F Seven Three Qf F Capital Stock 7 Capital Stock 8 Capital Stock Zero Seven Two Seven Zero Tlgx Zerog C One Zmr L Capital Stock 8 Capital Stock 9 Capital Stock Zero Seven Two Seven Zero N J Three Ninebl H Mt Nine Three L Capital Stock 9 Capital Stock 10 Capital Stock Zero Seven Two Seven Zero Zero Ptp D Zerow D P Nine H V Capital Stock 10 Capital Stock 11 Capital Stock Zero Seven Two Seven Zero Eight Two D One C One Tn Six Vt Eight Capital Stock 11 Capital Stock 12 Capital Stock Zero Seven Two Seven Zerok T Seveny Three T Jh B D Six Three Capital Stock 12 Capital Stock 13 Capital Stock Zero Seven Two Seven Zeroqds Fourfbwt B T Three C Capital Stock 13 Capital Stock 14 Capital Stock Zero Seven Two Seven Zero Kz W H S G S Hzqs Nine Capital Stock 14 Capital Stock 15 Capital Stock Zero Seven Two Seven Zero G D K P H Zero Qp Onex V Seven Capital Stock 15 Capital Stock 16 Capital Stock Zero Seven Two Seven Zeron Eight Zero Dm S Eight Eight Pl P Four Capital Stock 16 Capital Stock 17 Capital Stock Zero Seven Two Seven Zero Threedq Two Gf Nine Qb Five Jm Capital Stock 17 Capital Stock 18 Capital Stock Zero Seven Two Seven Zerok C Q K Threeq D Sixs B One N Capital Stock 18 Capital Stock 19 Capital Stock Zero Seven Two Seven Zero J K T L Vb Twob Sl One F Capital Stock 19 Capital Stock 20 Capital Stock Zero Seven Two Seven Zeroq Z C Txmwn Zq Jg Capital Stock 20 Capital Stock 21 Capital Stock Zero Seven Two Seven Zerofs Bgs Z One Fivepw Rl Capital Stock 21 Capital Stock 22 Capital Stock Zero Seven Two Seven Zero H Twors Ff Rhg Sky Capital Stock 22 Capital Stock 23 Capital Stock Zero Seven Two Seven Zero X Z Nt T Twoxnm N Kd Capital Stock 23 Capital Stock 24 Capital Stock Zero Seven Two Seven Zeroh S Four F Bclwks Qk Capital Stock 24 Capital Stock 25 Capital Stock Zero Seven Two Seven Zeroxpcy Npk K Cg W K Capital Stock 25 Capital Stock 26 Capital Stock Zero Seven Two Seven Zero S Rls Ts Vt Four R F Two Capital Stock 26 Capital Stock 27 Capital Stock Zero Seven Two Seven Zero Dd Eightm Xdh Mg T S Eight Capital Stock 27 Capital Stock 28 Capital Stock Zero Seven Two Seven Zero Two Nine Q C Q Zerokz Jk Fp Capital Stock 28 Capital Stock 29 Capital Stock Zero Seven Two Seven Zero J Six One Threeclfz Qxy R Capital Stock 29 Capital Stock 30 Capital Stock Zero Seven Two Seven Zeroz S F Eightrc Sixd H T Tk Capital Stock 30 Capital Stock 31 Capital Stock Zero Seven Two Seven Zerot J Seven N Six Threeksrzhf Capital Stock 31 Capital Stock 32 Capital Stock Zero Seven Two Seven Zerocy T Mh M T J Zerok G G Capital Stock 32 Capital Stock 33 Capital Stock Zero Seven Two Seven Zero T V Four Niner K Ts T S Dn Capital Stock 33 Capital Stock 34 Capital Stock Zero Seven Two Seven Zerohssl Jt Nine Five Jm K Six Capital Stock 34 Capital Stock 35 Capital Stock Zero Seven Two Seven Zero Tl Q Vl Three J Six Nc N N Capital Stock 35 Capital Stock 36 Capital Stock Zero Seven Two Seven Zeror Bq Two Zt Sevenybf Fourr Capital Stock 36 Capital Stock 37 Capital Stock Zero Seven Two Seven Zeronc Fivev Nine Four Four Eightm C W F Capital Stock 37 Capital Stock 38 Capital Stock Zero Seven Two Seven Zerov Rrm G Kgh G Kz C Capital Stock 38 Capital Stock 39 Capital Stock Zero Seven Two Seven Zero Xf Sixh D S H Eightc Seven Wb Capital Stock 39 Capital Stock 40 Capital Stock Zero Seven Two Seven Zerob Cp M Sixz Five Wn Ghf Capital Stock 40 Capital Stock 41 Capital Stock Zero Seven Two Seven Zerow Nine Cd K Seven V M Eighty Seven Seven Capital Stock 41 Capital Stock 42 Capital Stock Zero Seven Two Seven Zero T Jr T M Vmwc Qg P Capital Stock 42 Capital Stock 43 Capital Stock Zero Seven Two Seven Zero Wzcv R V Z M Tc Nineb Capital Stock 43 Capital Stock 44 Capital Stock Zero Seven Two Seven Zerol Hbz C M G Nines Dqv Capital Stock 44 Capital Stock 45 Capital Stock Zero Seven Two Seven Zero T J Zero Zero Eight S Z Seven Nine Six Threer Capital Stock 45 Capital Stock 46 Capital Stock Zero Seven Two Seven Zero Six F Fourb Sixx Eightvb Seven W Two Capital Stock 46 Capital Stock 47 Capital Stock Zero Seven Two Seven Zero Q Zd Kg H V Mh Twoh Three Capital Stock 47 Capital Stock 48 Capital Stock Zero Seven Two Seven Zero B Zwx Five Q Bzr Nbb Capital Stock 48 Capital Stock 49 Capital Stock Zero Seven Two Seven Zerog J Onev J Sevent Eightb R Sq Capital Stock 49 Capital Stock 50 Capital Stock Zero Seven Two Seven Zero Hz Eightm Mws Fcggf Capital Stock 50 Capital Stock 51 Capital Stock Zero Seven Two Seven Zerowq Ts Nhzf Zero Fr W Capital Stock 51 Capital Stock 52 Capital Stock Zero Seven Two Seven Zerosg Mqx Seven Ql Foursz Three Capital Stock 52 Capital Stock 53 Capital Stock Zero Seven Two Seven Zero Fxkksgp Ttq Zerop Capital Stock 53 Capital Stock 54 Capital Stock Zero Seven Two Seven Zero Txt Onez H D Zero B Cl D Capital Stock 54 Capital Stock 55 Capital Stock Zero Seven Two Seven Zerop W Dh P M Mh M Fived One Capital Stock 55 Capital Stock 56 Capital Stock Zero Seven Two Seven Zero Six Kb D Seveng T Eight B Tqp Capital Stock 56 Capital Stock 57 Capital Stock Zero Seven Two Seven Zero Kpsp Six Sy Zero R Three T X Capital Stock 57 Capital Stock 58 Capital Stock Zero Seven Two Seven Zerogx R M Ky H Zh Zeroms Capital Stock 58 Capital Stock 59 Capital Stock Zero Seven Two Seven Zero Sevenf J W X Zero Nine Q M B Dt Capital Stock 59 Capital Stock 60 Capital Stock Zero Seven Two Seven Zero Four One T M H Wl P Z Qmv Capital Stock 60 Capital Stock 61 Capital Stock Zero Seven Two Seven Zero W Nh C Two Fk Eight T Seven V Z Capital Stock 61 Capital Stock 62 Capital Stock Zero Seven Two Seven Zero D Rw Twohf L R V S Xf Capital Stock 62 Capital Stock 63 Capital Stock Zero Seven Two Seven Zero Qf T B C Hl Seven D Fivey Four Capital Stock 63 Scenario [Axis] Scenario [Domain] Scenario, Forecast [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Related Party Transaction [Domain] Related Party Transaction [Domain] Rent [Member] Rent Stock Option [Member] Related Party Transactions 1 Related Party Transactions Zero Seven Two Seven Zero M B Z Eightf Onexhg X S Four Related Party Transactions 1 Related Party Transactions 2 Related Party Transactions Zero Seven Two Seven Zero Dq Tr L Zero Onekb Eight Threef Related Party Transactions 2 Related Party Transactions 3 Related Party Transactions Zero Seven Two Seven Zerob Mpd B Zb D Zero R Pm Related Party Transactions 3 Related Party Transactions 4 Related Party Transactions Zero Seven Two Seven Zero Sixt T Dbk Tq Nf M Two Related Party Transactions 4 Related Party Transactions 5 Related Party Transactions Zero Seven Two Seven Zero One Seven Twom K M Zm Td Twos Related Party Transactions 5 Related Party Transactions 6 Related Party Transactions Zero Seven Two Seven Zero K N W Threewpwgk Ninec B Related Party Transactions 6 Related Party Transactions 7 Related Party Transactions Zero Seven Two Seven Zero Nine One K Three L L Z N D Mc Three Related Party Transactions 7 Related Party Transactions 8 Related Party Transactions Zero Seven Two Seven Zero X Tmk Xds H Fivev Tw Related Party Transactions 8 Related Party Transactions 9 Related Party Transactions Zero Seven Two Seven Zero Nine Eight Sz Pb Dl Np Cs Related Party Transactions 9 Related Party Transactions 10 Related Party Transactions Zero Seven Two Seven Zero V Qk F Three Four Sevenz Twogf T Related Party Transactions 10 Commitment Transaction [Axis] Commitment Transaction [Axis] Commitment Transaction [Domain] Commitment Transaction [Domain] Assessment work on 160-acre claim [Member] Assessment Work On One Six Zeroacre Claim [Member] Assessment work on 160-acre claim Assessment work on 40-acre claim [Member] Assessment Work On Four Zeroacre Claim [Member] Assessment work on 40-acre claim Annual Assessments to Maintain Claims [Member] Annual Assessments to Maintain Claims Required Minimum Work Expenditures [Member] Required Minimum Work Expenditures Non-Cancellable Operating Lease for Office Space [Member] Noncancellable Operating Lease For Office Space [Member] Non-Cancellable Operating Lease for Office Space Non-Cancellable Operating Lease for Warehouse Space [Member] Noncancellable Operating Lease For Warehouse Space [Member] Non-Cancellable Operating Lease for Warehouse Space Commitments 1 Commitments Zero Seven Two Seven Zero Clg Six Th Gz Eighthqc Commitments 1 Commitments 2 Commitments Zero Seven Two Seven Zerod Eight Jg Fiven D V M Zero Six N Commitments 2 Commitments 3 Commitments Zero Seven Two Seven Zero Gq N Zv Zero Fz T M Nine R Commitments 3 Commitments 4 Commitments Zero Seven Two Seven Zero V Df R Zyh Wvxnv Commitments 4 Commitments 5 Commitments Zero Seven Two Seven Zeroxm Four B Q Dq Four Ph Three Z Commitments 5 Commitments 6 Commitments Zero Seven Two Seven Zero Bv Three R X Zp Qf R Fourw Commitments 6 Commitments 7 Commitments Zero Seven Two Seven Zero Twoz Qz Gzn D Tr Onec Commitments 7 Commitments 8 Commitments Zero Seven Two Seven Zeroyhvw Cgyd Bp Q T Commitments 8 Commitments 9 Commitments Zero Seven Two Seven Zero P Two Four Twoy Seven F Wq Bkm Commitments 9 Commitments 10 Commitments Zero Seven Two Seven Zeroqcn Z Mb Seven Nineh Four J Seven Commitments 10 Commitments 11 Commitments Zero Seven Two Seven Zero P L R Six L Qd Threev Q W Seven Commitments 11 Commitments 12 Commitments Zero Seven Two Seven Zero T Ninew Hn Six Hw P Jmg Commitments 12 Commitments 13 Commitments Zero Seven Two Seven Zero C Cw Z Gp P C C Jpd Commitments 13 Commitments 14 Commitments Zero Seven Two Seven Zero Pl Three Twol C Rr D X Two Seven Commitments 14 Commitments 15 Commitments Zero Seven Two Seven Zerof Zero Six Threebv Two Glpfp Commitments 15 Commitments 16 Commitments Zero Seven Two Seven Zerot Btyht Four P Lqb F Commitments 16 Commitments 17 Commitments Zero Seven Two Seven Zero Three X Vp W Z Mg M Sn Zero Commitments 17 Commitments 18 Commitments Zero Seven Two Seven Zero Sixq Tworvwz Q Three C Six Six Commitments 18 Commitments 19 Commitments Zero Seven Two Seven Zeron D Two R T W Lmc Tz J Commitments 19 Commitments 20 Commitments Zero Seven Two Seven Zero C S V Pb R Threeq T Lh R Commitments 20 Commitments 21 Commitments Zero Seven Two Seven Zeror Hh Zkfby M Four J B Commitments 21 Commitments 22 Commitments Zero Seven Two Seven Zero Seven R M P H X Fmzwqv Commitments 22 Commitments 23 Commitments Zero Seven Two Seven Zeroc K W Four P Eightkq Fivegwv Commitments 23 Commitments 24 Commitments Zero Seven Two Seven Zero W Vm Fs Hm M T Oneh S Commitments 24 Commitments 25 Commitments Zero Seven Two Seven Zerorb W K G Fz Q M Fl Nine Commitments 25 Commitments 26 Commitments Zero Seven Two Seven Zero F Five Lry F Pn J Rs S Commitments 26 Incentive and Non-qualified stock options [Member] Incentive And Nonqualified Stock Options [Member] Incentive and Non-qualified stock options Supplemental Disclosures With Respect To Cash Flows 1 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero Xb Qmls T G F H H Three Supplemental Disclosures With Respect To Cash Flows 1 Supplemental Disclosures With Respect To Cash Flows 2 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero Sixq Six Zerozt J Ctr C C Supplemental Disclosures With Respect To Cash Flows 2 Supplemental Disclosures With Respect To Cash Flows 3 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero G Ftrb Zpwd M R F Supplemental Disclosures With Respect To Cash Flows 3 Supplemental Disclosures With Respect To Cash Flows 4 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero F C C Fourv Psf Wm Four Q Supplemental Disclosures With Respect To Cash Flows 4 Supplemental Disclosures With Respect To Cash Flows 5 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero G Q Seven T Q One Two Sevenlpy Eight Supplemental Disclosures With Respect To Cash Flows 5 Supplemental Disclosures With Respect To Cash Flows 6 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero Zero C V W Xt S Six Threetsp Supplemental Disclosures With Respect To Cash Flows 6 Supplemental Disclosures With Respect To Cash Flows 7 Supplemental Disclosures With Respect To Cash Flows Zero Seven Two Seven Zero B Qf Sn Ds Z Zero Eight J H Supplemental Disclosures With Respect To Cash Flows 7 Share Purchase Warrants with a Full Ratchet Down Anti-dilution Provision A [Member] Share Purchase Warrants With A Full Ratchet Down Antidilution Provision A [Member] Share Purchase Warrants with a Full Ratchet Down Anti-dilution Provision A Share Purchase Warrants with a Full Ratchet Down Anti-dilution Provision B [Member] Share Purchase Warrants With A Full Ratchet Down Antidilution Provision B [Member] Share Purchase Warrants with a Full Ratchet Down Anti-dilution Provision B Fair Value Of Financial Instruments 1 Fair Value Of Financial Instruments Zero Seven Two Seven Zero L Xy Z Onek Nine One Rz Zero Z Fair Value Of Financial Instruments 1 Fair Value Of Financial Instruments 2 Fair Value Of Financial Instruments Zero Seven Two Seven Zero One Four Jy G H Zeroyp Four One D Fair Value Of Financial Instruments 2 Fair Value Of Financial Instruments 3 Fair Value Of Financial Instruments Zero Seven Two Seven Zerov One Sqp T Hr Z H K H Fair Value Of Financial Instruments 3 Fair Value Of Financial Instruments 4 Fair Value Of Financial Instruments Zero Seven Two Seven Zero H One X Five T W H V Zero Qph Fair Value Of Financial Instruments 4 Fair Value Of Financial Instruments 5 Fair Value Of Financial Instruments Zero Seven Two Seven Zero J One F One Zeroh Ml Eight Three H J Fair Value Of Financial Instruments 5 Subsequent Events 1 Subsequent Events Zero Seven Two Seven Zero Six Oneff Wc T Kp R Xy Subsequent Events 1 Subsequent Events 2 Subsequent Events Zero Seven Two Seven Zero Nine Nine Wcnh S S Four Zero Six W Subsequent Events 2 Subsequent Events 3 Subsequent Events Zero Seven Two Seven Zero W Fourxpn Xx N Ones V T Subsequent Events 3 Subsequent Events 4 Subsequent Events Zero Seven Two Seven Zero Fl D W Nwsm L F Eight Two Subsequent Events 4 Subsequent Events 5 Subsequent Events Zero Seven Two Seven Zerocq V Pvh N Z Four Kv Six Subsequent Events 5 Subsequent Events 6 Subsequent Events Zero Seven Two Seven Zero J G T F Fivevy Twoq Five X W Subsequent Events 6 Subsequent Events 7 Subsequent Events Zero Seven Two Seven Zerokbw N Six Fp Rkl N Z Subsequent Events 7 Subsequent Events 8 Subsequent Events Zero Seven Two Seven Zerow G T G Fourml Z Npz G Subsequent Events 8 Subsequent Events 9 Subsequent Events Zero Seven Two Seven Zero Ws Fivec Eight Lm Cf Sevenq J Subsequent Events 9 Subsequent Events 10 Subsequent Events Zero Seven Two Seven Zero D N Tm X H R X Eightv G B Subsequent Events 10 Property, Plant and Equipment by Type [Axis] Property, Plant and Equipment, Type [Domain] Geology equipment [Member] Vehicles and transportation equipment [Member] Office furniture and equipment [Member] Property And Equipment Schedule Of Property, Plant And Equipment 1 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero Six T X F Onergq T M Zero Nine Property And Equipment Schedule Of Property, Plant And Equipment 1 Property And Equipment Schedule Of Property, Plant And Equipment 2 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero R Threedq X Threet Bg Sixy V Property And Equipment Schedule Of Property, Plant And Equipment 2 Property And Equipment Schedule Of Property, Plant And Equipment 3 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zeroy Sixhb Eightx Hq X L Ty Property And Equipment Schedule Of Property, Plant And Equipment 3 Property And Equipment Schedule Of Property, Plant And Equipment 4 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero Rklhzb Six One K N Eight One Property And Equipment Schedule Of Property, Plant And Equipment 4 Property And Equipment Schedule Of Property, Plant And Equipment 5 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zeronkpm W Tc D Cxyh Property And Equipment Schedule Of Property, Plant And Equipment 5 Property And Equipment Schedule Of Property, Plant And Equipment 6 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero Sevenp Phd Twowl Q J Six D Property And Equipment Schedule Of Property, Plant And Equipment 6 Property And Equipment Schedule Of Property, Plant And Equipment 7 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero R V Q Ninez Tw Ql Threevg Property And Equipment Schedule Of Property, Plant And Equipment 7 Property And Equipment Schedule Of Property, Plant And Equipment 8 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zeroy R One Eight B Sm M Tmpk Property And Equipment Schedule Of Property, Plant And Equipment 8 Property And Equipment Schedule Of Property, Plant And Equipment 9 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero Eightd M C One J V One R B T S Property And Equipment Schedule Of Property, Plant And Equipment 9 Property And Equipment Schedule Of Property, Plant And Equipment 10 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zerov P Zero P T One Threew Lp Three C Property And Equipment Schedule Of Property, Plant And Equipment 10 Property And Equipment Schedule Of Property, Plant And Equipment 11 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero Wtvxhfm M C Wgv Property And Equipment Schedule Of Property, Plant And Equipment 11 Property And Equipment Schedule Of Property, Plant And Equipment 12 Schedule Of Property Plant And Equipment Zero Seven Two Seven Zero Hy Five Six Five F Two Cq V Rz Property And Equipment Schedule Of Property, Plant And Equipment 12 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 1 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Gtq B Vpy T J Qn G Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 1 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 2 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero B Ks Onem Sixmr Lfc T Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 2 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 3 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero K Gkm Dc Nf Zvh D Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 3 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 4 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Twoy X S Trtr Zero Six B Zero Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 4 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 5 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Two B Three Zc K By Four X Eightm Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 5 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 6 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero J Seven Ggq Fz N P Bn S Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 6 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 7 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Ftb Rz Zero B H C W Zw Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 7 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 8 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Nine Five Nine N K Q F T Kc B T Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 8 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 9 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero L Mm Seven L Pl X Sevenh S Zero Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 9 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 10 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Wx T M Ninepwf Jrq F Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 10 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 11 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zerog V Xk Qzfm Jqv Zero Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 11 Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 12 Schedule Of Stockholdersapos Equity Note Warrants Or Rights Activity Zero Seven Two Seven Zero Ny One J Eightvq Eight Nh Hl Capital Stock Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 12 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 1 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zerot T Two P Eight R F T V Six Tl Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 1 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 2 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zerob Four Wh Vz Bk T Jw Q Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 2 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 3 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zero Dt Dd Two Fb Fourx Threef T Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 3 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 4 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zero T Five R D Q P Qd Nine Two Eighth Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 4 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 5 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zero Rcv S Wd M B T Four V Nine Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 5 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 6 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zero Wc N Fourg S C Hr Hxg Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 6 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 7 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zero Jzdk G Cn Fm Four Fivet Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 7 Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 8 Schedule Of Sharebased Payment Award Warrant Liability Valuation Assumptions Zero Seven Two Seven Zerocm W F Three Sv T Sixp Threec Fair Value Of Financial Instruments Schedule Of Share-based Payment Award, Warrant Liability, Valuation Assumptions 8 Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Quoted prices in active markets for identical liabilities (Level 1) [Member] Significant other observable inputs (Level 2) [Member] Significant unobservable inputs (Level 3) [Member] Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 1 Fair Value Liabilities Measured On Recurring And Nonrecurring Basis Zero Seven Two Seven Zero Kkdsz Wnbs S Sc Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 1 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 2 Fair Value Liabilities Measured On Recurring And Nonrecurring Basis Zero Seven Two Seven Zeron Four Three Z Z N Lkdqxd Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 2 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 3 Fair Value Liabilities Measured On Recurring And Nonrecurring Basis Zero Seven Two Seven Zero One Rq D Xz One X Dm Threep Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 3 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 4 Fair Value Liabilities Measured On Recurring And Nonrecurring Basis Zero Seven Two Seven Zero Two Nl B Eight Cw G R Jp Three Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring And Nonrecurring Basis 4 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 1 Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Zero Seven Two Seven Zero T One M Two Sevend Pyq M Vy Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 1 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 2 Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Zero Seven Two Seven Zero S Two N Ct Zero Five Xfc T Five Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 2 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 3 Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Zero Seven Two Seven Zero One X Kz P Z R One Cs Eighty Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 3 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 4 Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Zero Seven Two Seven Zero B N Zz G T P Xgv Four Nine Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 4 Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 5 Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation Zero Seven Two Seven Zero B Ccd Q Fxg W V N W Fair Value Of Financial Instruments Fair Value, Liabilities Measured On Recurring Basis, Unobservable Input Reconciliation 5