Commitments and Contingencies (Details Textual) (USD $)	0 Months Ended	12 Months Ended		0 Months Ended			1 Months Ended	0 Months Ended		1 Months Ended
	Feb. 11, 2015	Mar. 31, 2015 sqft	Mar. 31, 2014	Mar. 03, 2015	Mar. 10, 2015	Mar. 13, 2015	Mar. 26, 2014	Mar. 12, 2015	Aug. 12, 2013	Nov. 28, 2014	Jun. 24, 2014	Mar. 31, 2013	Jun. 30, 2015	Jul. 31, 2015	Aug. 13, 2015	Apr. 02, 2014	Jan. 31, 2014
Commitments And Contingencies [Line Items]
Equity Method Investment, Ownership Percentage						17.00%
Cash		$ 10,357,000	$ 15,571,000									$ 96,000
Proceeds From Transfer Atleast For Not Consummated		3,800,000
Land Subject to Ground Leases		995
Operating Leases, Rent Expense	1,700	20,000	20,000
Subsequent Event [Member]
Commitments And Contingencies [Line Items]
Operating Leases, Future Minimum Payments Due													5,075
New Consulting Agreements [Member]
Commitments And Contingencies [Line Items]
Stock Issued During Period, Shares, Issued for Services				340,000	250,000
Oculus Side Letter Agreement [Member]
Commitments And Contingencies [Line Items]
Liabilities Assumed						5,000
Merger Closing Date Is No Later Than July 31, 2015 [Member]
Commitments And Contingencies [Line Items]
Cash														9,000,000
Merger Closing Date Is After July 31, 2015 But No Later Than August 13, 2015 [Member]
Commitments And Contingencies [Line Items]
Cash															8,850,000
Pulmatrix Inc [Member]
Commitments And Contingencies [Line Items]
Equity Method Investment, Ownership Percentage						83.00%
Oculus [Member]
Commitments And Contingencies [Line Items]
Description Of Separation Agreement		separation agreement became effective upon the completion of the IPO and terminates on the earlier of 8.5 years following the closing of the IPO or when the parties mutually agree to terminate it.
Stock Issued During Period, Shares, New Issues							2,000,000
Percentage Of Gross proceeds Payable						10.00%
Proceeds from Sales of Business, Affiliate and Productive Assets						10,000,000
Fund To Pay Certain Account Payables Outstanding																534,000	760,000
Minimum Duration For Shares Transfer		41 months 15 days
Share Transfer Agreement Terms		Transfers conducted using this one-time right must be conducted with the consent of the Companys board of directors or within the prescribed requirements for such transfers set forth in the separation agreement, including, for example, that the purchase price discount may not exceed certain percentages, the amount of shares transferred may not exceed $3,800,000 in net proceeds to Oculus, as well as certain other requirements set forth in the separation agreement. The separation agreement provides Oculus with certain piggy back registration rights of up to 30%
Percentage Of Outstanding Shares For Laps Of Transfer		19.90%
Reimbursement Of Expenses Related To Transfer			1,450,000
Oculus [Member] | Minimum [Member]
Commitments And Contingencies [Line Items]
Proceeds from Sales of Business, Affiliate and Productive Assets						1,000,000
Oculus [Member] | Maximum [Member]
Commitments And Contingencies [Line Items]
Consideration For Shares Transfer By Parent		1,500,000
Percentage Of Shares Transfer By Former Parent		5.00%
Chief Executive Officer [Member]
Commitments And Contingencies [Line Items]
Outstanding Stock Options And Restricted Stock Units Termination Description								a lump-sum payment in the amount of $547,600, less taxes and other withholdings and (ii) a lump-sum equivalent to the CEO’s premiums under COBRA for one year, in the same amounts for the same medical coverage as in effect as of the effective time of the merger.
Cash Bonus									158,000
Chief Executive Officer [Member] | 2013 Employee, Director And Consultant Equity Incentive Plan [Member]
Commitments And Contingencies [Line Items]
Restricted Stock units Grants Description								equal to the lesser of (i) 930,000 and (ii) the quotient of $3,125,000 divided by the fair market value of the common stock of the combined company as of the effective time of the merger, with such restricted stock units vesting as follows: (i) a number of restricted stock units equal to the lesser of (a) 930,000 and (b) such number of restricted stock units with an aggregate value equal to $1,400,000 shall be fully vested at the effective time of the merger and (ii) an amount equal to 25% of the restricted stock units unvested as of the effective time of the merger will vest on a quarterly basis over the following twelve months.
Chief Financial Officer [Member]
Commitments And Contingencies [Line Items]
Outstanding Stock Options And Restricted Stock Units Termination Description								a lump-sum payment in the amount of $337,500, less taxes and other withholdings and (ii) a lump-sum equivalent to the CFO’s premiums under COBRA for one year, in the same amounts for the same medical coverage as in effect as of the effective time of the merger.
Restricted Stock units Grants Description								equal to the lesser of (i) 355,000 and (ii) the quotient of $1,037,500 divided by the fair market value of the common stock of the combined company as of the effective time, with such restricted stock units vesting as follows: (i) a number of restricted stock units equal to the lesser of (a) 355,000 and (b) such number of restricted stock units with an aggregate value equal to $250,000 shall be fully vested at the effective time of the merger and (ii) an amount equal to 25% of the restricted stock units unvested as of the effective time of the merger will vest on a quarterly basis over the following twelve months.
Two Executives [Member]
Commitments And Contingencies [Line Items]
Severance Costs		1,144,000
Employee And Director [Member]
Commitments And Contingencies [Line Items]
Stock Issued During Period, Shares, New Issues						90,000
Employee Agreement [Member] | Chief Executive Officer [Member]
Commitments And Contingencies [Line Items]
Officers' Compensation										375,000
Deferred Compensation Arrangement with Individual, Description		(i) a lump severance payment equal to 24 times the average monthly base salary paid to the CEO over the preceding 12 months; (ii) up to one year (the lesser of one year following the date of termination or until the CEO becomes eligible for medical insurance coverage provided by another employer) reimbursement for health care premiums under COBRA; and (iii) automatic vesting of all unvested options and other equity awards
Employee Agreement [Member] | Chief Financial Officer [Member]
Commitments And Contingencies [Line Items]
Officers' Compensation											225,000
Deferred Compensation Arrangement with Individual, Description		(i) a lump severance payment equal to 18 times the average monthly base salary paid to the CFO over the preceding 12 months; (ii) up to one year (the lesser of one year following the date of termination or until the CFO becomes eligible for medical insurance coverage provided by another employer) reimbursement for health care premiums under COBRA; and (iii) automatic vesting of all unvested options and other equity awards; provided that in the event the CFO resigns for good reason prior to a change of control, only the vesting of the restricted stock units granted by the Company on May 12, 2014 shall be accelerated.
License And Supply Agreement [Member]
Commitments And Contingencies [Line Items]
Purchase Commitment, Description		Oculus shall manufacture and supply, at a purchase price equal to 20% over the cost of goods to Oculus
License And Supply Agreement [Member] | First Phase [Member]
Commitments And Contingencies [Line Items]
Cost of Services, Licenses and Services		1,500,000
License And Supply Agreement [Member] | Second Phase [Member]
Commitments And Contingencies [Line Items]
Cost of Services, Licenses and Services		1,500,000
License And Supply Agreement [Member] | Third Phase [Member]
Commitments And Contingencies [Line Items]
Cost of Services, Licenses and Services		3,000,000
License And Supply Agreement [Member] | Fourth Phase [Member]
Commitments And Contingencies [Line Items]
Cost of Services, Licenses and Services		2,000,000
License And Supply Agreement [Member] | Minimum [Member]
Commitments And Contingencies [Line Items]
Royalty Guarantees Commitments Percentage		3.00%
License And Supply Agreement [Member] | Maximum [Member]
Commitments And Contingencies [Line Items]
Royalty Guarantees Commitments Percentage		20.00%
License And Supply Agreement [Member] | Oculus [Member]
Commitments And Contingencies [Line Items]
Supply Commitment, Remaining Minimum Amount Committed		$ 8,000,000