Annual report pursuant to Section 13 and 15(d)

Formation and Reverse Acquisition of Matinas BioPharma Holdings - Merger (Details Textual)

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Formation and Reverse Acquisition of Matinas BioPharma Holdings - Merger (Details Textual) (USD $)
1 Months Ended
May 31, 2013
Jul. 31, 2013
Formation And Reverse Acquisition [Line Items]    
Stock Issued During Period, Shares, New Issues 7,500,000us-gaap_StockIssuedDuringPeriodSharesNewIssues  
Investment Warrants, Exercise Price $ 2.00invest_InvestmentWarrantsExercisePrice  
Merger [Member]    
Formation And Reverse Acquisition [Line Items]    
Stock Issued During Period, Shares, New Issues   9,000,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_SubsidiarySaleOfStockAxis
= mtnb_MergerMember
Aggregate Common Stock Holding Percentage   28.50%mtnb_AggregateCommonStockHoldingPercentage
/ us-gaap_SubsidiarySaleOfStockAxis
= mtnb_MergerMember
Warrants Issued For Purchase Of Common Stock   1,000,000mtnb_WarrantsIsuuedForPurchaseOfCommonStock
/ us-gaap_SubsidiarySaleOfStockAxis
= mtnb_MergerMember
Investment Warrants, Exercise Price   $ 2.00invest_InvestmentWarrantsExercisePrice
/ us-gaap_SubsidiarySaleOfStockAxis
= mtnb_MergerMember