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Summary of Significant Accountng Policies (Details Textual) (USD $)
 1 Months Ended 12 Months Ended
Jun. 28, 2013
Dec. 31, 2014
Number
Dec. 31, 2012
Accounting Policies [Line Items]      
Stock Issued During Period, Shares, Acquisitions 10,992,831us-gaap_StockIssuedDuringPeriodSharesAcquisitions   5,000,000us-gaap_StockIssuedDuringPeriodSharesAcquisitions
Noncontrolling Interest, Ownership Percentage by Parent   49.00%us-gaap_MinorityInterestOwnershipPercentageByParent  
Purchase Order Submitted (in tons)   10,000mbmi_PurchaseOrderSubmitted  
Payments To Purchase Inventory   $ 105,000mbmi_PaymentsToPurchaseInventory  
Class Of Warrants Or Rights Date From Which Warrants Or Rights Exercisable   1 Year  
Material Of Barite In Stockpile (in tons)   4,000mbmi_MaterialOfBariteInStockpile  
Percentage Of Forfeiture Rate   10.00%mbmi_PercentageOfForfeitureRate  
FDIC Amount   $ 25,000,000us-gaap_CashFDICInsuredAmount  
Common Stock [Member]      
Accounting Policies [Line Items]      
Stock Issued During Period, Shares, Acquisitions     109,928,311us-gaap_StockIssuedDuringPeriodSharesAcquisitions
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_CommonStockMember
Secondary Purchase [Member]      
Accounting Policies [Line Items]      
Additional Commitment To Purchase Inventory (in tons)   10,000mbmi_AdditionalCommitmentToPurchaseInventory
/ us-gaap_PublicUtilitiesInventoryAxis
= mbmi_SecondaryPurchaseMember		  
Initial Purchase [Member]      
Accounting Policies [Line Items]      
Commitment To Purchase Inventory (in tons)   2,000mbmi_CommitmentToPurchaseInventory
/ us-gaap_PublicUtilitiesInventoryAxis
= mbmi_InitialPurchaseMember