Annual report pursuant to Section 13 and 15(d)

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

v2.4.1.9
Formation and Reverse Acquisition of Matinas BioPharma Holdings - Formation (Details Textual) (USD $)
1 Months Ended 12 Months Ended
May 31, 2013
Dec. 31, 2014
Dec. 31, 2013
Formation And Reverse Acquisition [Line Items]      
Stock Issued During Period, Shares, New Issues 7,500,000us-gaap_StockIssuedDuringPeriodSharesNewIssues    
Warrants Issued For Purchase Of Common Stock 3,750,000mtnb_WarrantsIssuedForPurchaseOfCommonStock    
Common Stock To Be Issued Upon Exercise Of Warrants 3,750,000mtnb_CommonStockToBeIssuedUponExerciseOfWarrants    
Investment Warrants, Exercise Price $ 2.00invest_InvestmentWarrantsExercisePrice    
Proceeds from Issuance of Warrants $ 375,000us-gaap_ProceedsFromIssuanceOfWarrants $ 0us-gaap_ProceedsFromIssuanceOfWarrants $ 10,000us-gaap_ProceedsFromIssuanceOfWarrants
Stock And Warrants Issued, Price Per Unit 0.10mtnb_StockAndWarrantsIssuedPricePerUnit    
Proceeds from Issuance of Common Stock   0us-gaap_ProceedsFromIssuanceOfCommonStock 15,000,000us-gaap_ProceedsFromIssuanceOfCommonStock
Adam Stern And Entities Owned By Stern [Member]      
Formation And Reverse Acquisition [Line Items]      
Stock Issued During Period, Shares, New Issues 2,000,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_TitleOfIndividualAxis
= mtnb_AdamSternAndEntitiesOwnedBySternMember
   
Common Stock To Be Issued Upon Exercise Of Warrants 1,000,000mtnb_CommonStockToBeIssuedUponExerciseOfWarrants
/ us-gaap_TitleOfIndividualAxis
= mtnb_AdamSternAndEntitiesOwnedBySternMember
   
Proceeds from Issuance or Sale of Equity, Total 375,000us-gaap_ProceedsFromIssuanceOrSaleOfEquity
/ us-gaap_TitleOfIndividualAxis
= mtnb_AdamSternAndEntitiesOwnedBySternMember
   
Third Parties Including Certain Representatives Of Aegis Capital Corp [Member]      
Formation And Reverse Acquisition [Line Items]      
Stock Issued During Period, Shares, New Issues 5,500,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_TitleOfIndividualAxis
= mtnb_ThirdPartiesIncludingCertainRepresentativesOfAegisCapitalCorpMember
   
Warrants Issued For Purchase Of Common Stock 2,250,000mtnb_WarrantsIssuedForPurchaseOfCommonStock
/ us-gaap_TitleOfIndividualAxis
= mtnb_ThirdPartiesIncludingCertainRepresentativesOfAegisCapitalCorpMember
   
Common Stock To Be Issued Upon Exercise Of Warrants 2,250,000mtnb_CommonStockToBeIssuedUponExerciseOfWarrants
/ us-gaap_TitleOfIndividualAxis
= mtnb_ThirdPartiesIncludingCertainRepresentativesOfAegisCapitalCorpMember
   
Proceeds from Issuance of Warrants 75,000us-gaap_ProceedsFromIssuanceOfWarrants
/ us-gaap_TitleOfIndividualAxis
= mtnb_ThirdPartiesIncludingCertainRepresentativesOfAegisCapitalCorpMember
   
Proceeds from Issuance or Sale of Equity, Total 375,000us-gaap_ProceedsFromIssuanceOrSaleOfEquity
/ us-gaap_TitleOfIndividualAxis
= mtnb_ThirdPartiesIncludingCertainRepresentativesOfAegisCapitalCorpMember
   
Proceeds from Issuance of Common Stock 300,000us-gaap_ProceedsFromIssuanceOfCommonStock
/ us-gaap_TitleOfIndividualAxis
= mtnb_ThirdPartiesIncludingCertainRepresentativesOfAegisCapitalCorpMember
   
Formation Warrants [Member]      
Formation And Reverse Acquisition [Line Items]      
Stock Issued During Period, Shares, New Issues 250,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember
   
Warrants Issued For Purchase Of Common Stock 250,000mtnb_WarrantsIssuedForPurchaseOfCommonStock
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember
   
Investment Warrants, Exercise Price $ 2.00invest_InvestmentWarrantsExercisePrice
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember
   
Proceeds from Issuance or Sale of Equity, Total 10,000us-gaap_ProceedsFromIssuanceOrSaleOfEquity
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember
   
Issuance Of Warrants Below Fair Value, Lower Price Than Fair Value Per Warrant 0.47mtnb_IssuanceOfWarrantsBelowFairValueLowerPriceThanFairValuePerWarrant
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember
   
Issuance Of Equity Instruments Below Fair Value $ 108,316mtnb_IssuanceOfEquityInstrumentsBelowFairValue
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember
   
Warrants Purchase Price 0.04mtnb_WarrantsPurchasePrice
/ us-gaap_StatementEquityComponentsAxis
= mtnb_FormationWarrantsMember