Leases - Additional Information (Detail)			3 Months Ended
	Jan. 23, 2023 USD ($) ft² Tranche	Mar. 08, 2022 USD ($) ft² Tranche	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Dec. 31, 2023 USD ($)	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)
Disclosure Of Leases [Line Items]
Estimates total lease initial noncancellable amount			$ 6,458,000
Lease liabilities			5,722,000		$ 5,469,000		$ 2,900,000
ROU assets			$ 4,711,000		$ 4,983,000
Operating lease weighted average remaining lease term			4 years
Operating lease weighted average discount rate			5.84%
Operating lease expense			$ 400,000	$ 400,000
Variable lease cost			100,000	$ 50,000.00
ASC 842 [Member]
Disclosure Of Leases [Line Items]
Lease liabilities			0
ROU assets			0
New Premises [Member]
Disclosure Of Leases [Line Items]
Lease liabilities						$ 1,600,000
ROU assets						$ 1,700,000
Massachusetts [Member]
Disclosure Of Leases [Line Items]
Lease not yet commenced term	The lease term will commence upon the substantial completion of construction of the facility and related leasehold improvements, which are owned by the lessor, to prepare the premises for the Company’s intended use, which is currently expected to occur during the second half of 2024. The Company’s obligation to pay base rent will begin four months following the commencement of the lease term.
Estimates total lease initial noncancellable amount	$ 40,800,000
Term of contract	15 years 4 months
Lessee operating lease not yet commenced option to extend	The Company will be responsible for real estate taxes, maintenance, and other operating expenses applicable to the leased premises. As of March 31, 2024, a lease commencement date in accordance with ASC 842, Leases, had not occurred, as such, no ROU or lease liability has been recorded as of March 31, 2024.
Massachusetts [Member] | New Premises [Member]
Disclosure Of Leases [Line Items]
Area of property covered | ft²	40,000
Original lease term	15 years 4 months
Lease existence of option to extend	true
Lease option to extend	The lease includes a non-cancellable lease term of fifteen years and four months, with two options to extend the lease term for two additional terms of either five years or ten years at 95% of the then-prevailing fair market rent.
Number of renewal options | Tranche	2
Lease renewal rate at 95% of market rent at time of renewal	95.00%
Massachusetts [Member] | Minimum [Member] | New Premises [Member]
Disclosure Of Leases [Line Items]
Additional lease renewal option period	5 years
Massachusetts [Member] | Maximum [Member] | New Premises [Member]
Disclosure Of Leases [Line Items]
Additional lease renewal option period	10 years
Massachusetts [Member] | Second Amendment Lease [Member]
Disclosure Of Leases [Line Items]
Irrevocable standby letter of credit			$ 200,000
Massachusetts [Member] | Fourth Amendment Lease [Member]
Disclosure Of Leases [Line Items]
Area of property covered | ft²		21,649
Lease commencement date		Mar. 08, 2022
Lease term expiration date		May 31, 2028
Termination of property area | ft²		7,999
Lease existence of option to extend			true
Number of renewal options | Tranche		1
Additional lease renewal option period		5 years
Massachusetts [Member] | Fourth Amendment Lease [Member] | New Premises [Member]
Disclosure Of Leases [Line Items]
Additional Space leased | ft²		11,999
Massachusetts [Member] | Fourth Amendment Lease [Member] | Laboratory and Manufacturing [Member]
Disclosure Of Leases [Line Items]
Area of property covered | ft²		13,650
Massachusetts [Member] | Fourth Amendment Lease [Member] | Maximum [Member]
Disclosure Of Leases [Line Items]
Construction allowance		$ 700,000