Quarterly report pursuant to Section 13 or 15(d)

Company Information and History (Details Textual)

v2.4.1.9
Company Information and History (Details Textual)
 2 Months Ended
Aug. 31, 2013
Private Placement [Member]  
Company Information And History [Line Items]  
Stock Issued During Period, Shares, New Issues 15,000,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
Warrants Issued For Purchase Of Common Stock 7,500,000mtnb_WarrantsIssuedForPurchaseOfCommonStock
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember
Holdings [Member]  
Company Information And History [Line Items]  
Stock Issued During Period, Shares, New Issues 9,000,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= mtnb_HoldingsMember
Warrants Issued For Purchase Of Common Stock 1,000,000mtnb_WarrantsIssuedForPurchaseOfCommonStock
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= mtnb_HoldingsMember