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Warrants - Common Stock Warrants Issued in Pulmatrix Operating Private Placement - Additional Information (Detail) | 9 Months Ended
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Sep. 30, 2015 USD ($) $ / shares shares
Pulmatrix Operating [Member] |
Class of Warrant or Right [Line Items] |
Share price | $ 10.00
Average daily trading volume | shares | 40,000
Pulmatrix Operating [Member] | Maximum [Member] |
Class of Warrant or Right [Line Items] |
Proceed from strategic license agreement | $ | $ 20,000,000
Gross proceeds from issuance of securities | $ | $ 20,000,000
Pulmatrix Operating [Member] | Sixty Consecutive Trading Days [Member] |
Class of Warrant or Right [Line Items] |
Share price | $ 12.50
Pulmatrix Operating [Member] | Minimum [Member] |
Class of Warrant or Right [Line Items] |
Percentage of weighted average price of common stock | 150.00%
Pulmatrix Operating [Member] | Thirty Consecutive Trading Days [Member] |
Class of Warrant or Right [Line Items] |
Average daily trading volume | shares | 80,000
Consideration for unexercised portion of the warrant per share of common stock | $ 0.001
Private Placement Warrants [Member] |
Class of Warrant or Right [Line Items] |
Warrants Outstanding | shares | 3,190,030
Exercise price per share of warrants | $ 7.563

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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