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Pulmatrix Transaction - Additional Information (Detail) |  |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 08, 2024 USD ($) Employees | May 28, 2024 | Jul. 31, 2024 USD ($) | Jun. 30, 2024 USD ($) | Sep. 30, 2024 USD ($) | Dec. 31, 2023
Business Acquisition [Line Items] |  |  |  |  |  |
Number of pulmatrix employees which began employment | Employees | 13 |  |  |  |  |
Incremental borrowing rate | 7.25% |  |  |  | 7.25% | 7.25%
Letters of credit secured by cash held in restricted depository account |  |  |  | $ 700,000 |  |
Lease term extension period |  |  |  | Effective Date through November 30, 2033 |  |
Lease monthly payments |  |  |  | $ 100,000 |  |
Percentage of annual increment on lease |  |  |  | 3.00% |  |
Transaction costs |  |  |  |  | $ 100,000 |
Pulmatrix, Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Asset acquisition, date of acquisition agreement |  | May 28, 2024 |  |  |  |
Asset acquisition, effective date of acquisition | Jul. 08, 2024 |  |  |  |  |
Fair value of iSPERSE license | $ 4,300,000 |  |  |  |  |
Lease monthly payments |  |  | $ 101,282 |  |  |
Percentage of annual increment on lease |  |  | 3.00% |  |  |

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