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Note 10 - Options and Warrants to Purchase Common Stock (Details) (USD $)
0 Months Ended 1 Months Ended 3 Months Ended 12 Months Ended
Nov. 03, 2014
Aug. 31, 2013
Dec. 22, 2011
Mar. 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Nov. 20, 2012
Note 10 - Options and Warrants to Purchase Common Stock (Details) [Line Items]                
Warrants Issued (in Shares)     5,000,000amnl_WarrantsIssued   0amnl_WarrantsIssued 0amnl_WarrantsIssued    
Stock Issued During Period, Shares, New Issues (in Shares)     10,000,000us-gaap_StockIssuedDuringPeriodSharesNewIssues 3,756,757us-gaap_StockIssuedDuringPeriodSharesNewIssues        
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share)   $ 1.93us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 $ 2.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 $ 1.97us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 $ 1.01us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1      
Proceeds from Issuance of Common Stock       $ 5,560,000us-gaap_ProceedsFromIssuanceOfCommonStock   $ 5,560,000us-gaap_ProceedsFromIssuanceOfCommonStock $ 1,625,000us-gaap_ProceedsFromIssuanceOfCommonStock  
Class of Warrant or Right, Exercise Price Adjustment (in Dollars per share)   $ 0.04amnl_ClassOfWarrantOrRightExercisePriceAdjustment   $ 0.03amnl_ClassOfWarrantOrRightExercisePriceAdjustment        
Proceeds from Convertible Debt   10,500,000us-gaap_ProceedsFromConvertibleDebt     12,499,998us-gaap_ProceedsFromConvertibleDebt 10,500,000us-gaap_ProceedsFromConvertibleDebt    
Mandatorily Convertible PIK Notes, Interest Rate   10.00%amnl_MandatorilyConvertiblePIKNotesInterestRate            
Warrants Cancelled During Period, Writeoff to Derivative Liability and Equity 120,000amnl_WarrantsCancelledDuringPeriodWriteoffToDerivativeLiabilityAndEquity              
Unrealized Gain (Loss) on Derivatives         830,000us-gaap_UnrealizedGainLossOnDerivatives 995,000us-gaap_UnrealizedGainLossOnDerivatives 630,000us-gaap_UnrealizedGainLossOnDerivatives  
Intrinsic Value of Outstanding Warrants         0amnl_IntrinsicValueOfOutstandingWarrants      
Allocated Share-based Compensation Expense             210,067us-gaap_AllocatedShareBasedCompensationExpense  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in Shares)         1,175,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross 760,867us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share)         $ 0.84us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice $ 1.19us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in Dollars per share)         $ 0.43us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 0.64us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue $ 1.33us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue  
Employee Stock Option [Member]                
Note 10 - Options and Warrants to Purchase Common Stock (Details) [Line Items]                
Allocated Share-based Compensation Expense         865,716us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
4,707,381us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
2,314,154us-gaap_AllocatedShareBasedCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value         220,748us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
     
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options         $ 474,645us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
     
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition         1 year 310 days      
LTIP [Member]                
Note 10 - Options and Warrants to Purchase Common Stock (Details) [Line Items]                
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)               8,900,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= amnl_LTIPMember