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Acquisition (Details Textual) (USD $)
1 Months Ended
Jul. 18, 2012
Dec. 31, 2014
Dec. 31, 2013
Business Acquisition [Line Items]      
Goodwill      $ 25,000us-gaap_Goodwill
Noncontrolling Interest, Ownership Percentage by Parent   49.00%us-gaap_MinorityInterestOwnershipPercentageByParent  
MABZ [Member]      
Business Acquisition [Line Items]      
Business Acquisition, value of transaction 25,000us-gaap_NoncashOrPartNoncashAcquisitionValueOfAssetsAcquired1
/ dei_LegalEntityAxis
= mbmi_MabweMineralsZimbabwePvtLtdMember
   
Series B Preferred [Member]      
Business Acquisition [Line Items]      
Goodwill   $ 25,000us-gaap_Goodwill
/ us-gaap_StatementClassOfStockAxis
= mbmi_SeriesBPreferredConvertibleStockMember
 
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares 25,000us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
/ us-gaap_StatementClassOfStockAxis
= mbmi_SeriesBPreferredConvertibleStockMember