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Formation and Reverse Acquisition of Matinas Biopharma Holdings - 2013 Private Placement (Details Textual) (USD $)
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1 Months Ended | 2 Months Ended | 9 Months Ended | 2 Months Ended | 1 Months Ended | 2 Months Ended | 1 Months Ended | 2 Months Ended | ||||||||||||
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May 31, 2013
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Aug. 31, 2013
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Sep. 30, 2014
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Sep. 30, 2013
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Aug. 31, 2013
Aegis Capital Corp [Member]
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Aug. 31, 2013
Former preferred and common shareholders [Member]
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Aug. 31, 2013
Private Placement [Member]
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Aug. 31, 2013
Private Placement [Member]
Aegis Capital Corp [Member]
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Aug. 31, 2013
Exercise Price One [Member]
Private Placement [Member]
Aegis Capital Corp [Member]
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Aug. 31, 2013
Exercise Price Two [Member]
Private Placement [Member]
Aegis Capital Corp [Member]
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Jul. 31, 2013
Herbert Conrad [Member]
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Aug. 31, 2013
Herbert Conrad [Member]
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Jul. 31, 2013
Herbert Conrad [Member]
Private Placement [Member]
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Aug. 31, 2013
Herbert Conrad [Member]
Private Placement [Member]
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| Formation And Reverse Acquisition [Line Items] | ||||||||||||||||||||
| Stock Issued During Period, Shares, New Issues | 7,500,000 | 9,000,000 | [1] | 15,000,000 | [2] | 351,563 | 250,000 | |||||||||||||
| Warrants Issued For Purchase Of Common Stock | 2,250,000 | 1,500,000 | [1] | 7,500,000 | [2] | 750,000 | 1,500,000 | 250,000 | 250,000 | 125,000 | ||||||||||
| Investment Warrants, Exercise Price | $ 2.00 | $ 2.00 | $ 2.00 | $ 1.00 | ||||||||||||||||
| Proceeds from Issuance or Sale of Equity | $ 15,000,000 | $ 250,000 | $ 250,000 | |||||||||||||||||
| Proceeds from Issuance of Common Stock | 0 | 15,000,000 | 11,983,000 | |||||||||||||||||
| Proceeds from Issuance of Warrants | 375,000 | 0 | 10,000 | 3,017,000 | 20,000 | |||||||||||||||
| Placement Agent Fees | 1,500,000 | |||||||||||||||||||
| Non Accountable Expense Allowance | 450,000 | |||||||||||||||||||
| Fair Value Of Warrants Issued | 1,300,000 | |||||||||||||||||||
| Warrant Solicitation Fee Percentage | 5.00% | |||||||||||||||||||
| Aggregate Common Stock Holding Percentage | 28.50% | [1] | 47.70% | [2] | ||||||||||||||||
| Aggregate Common Stock Holding Percentage Including Additional Share Issuance | 30.00% | |||||||||||||||||||
| Payments of Stock Issuance Costs | 2,400,000 | 0 | 2,378,674 | |||||||||||||||||
| Placement Agent Cash Fees And Expenses | 1,950,000 | |||||||||||||||||||
| External Legal Costs | $ 425,000 | |||||||||||||||||||
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