Present value of lessee's discounted obligation for lease payments from finance lease.

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Date which lease or group of leases is set to expire, in YYYY-MM-DD format.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
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- Definition

Indicates (true false) whether sublessee has option to extend operating sublease.

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Description of terms and conditions of option to extend operating sublease.

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Amount of operating lease expense. Excludes sublease income.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of lessee's right to use underlying asset under operating lease.

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Increase in annual fixed rental payments.

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No definition available.

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Nonrefundable termination fee.

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No definition available.

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Operating lease commencement date.

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No definition available.

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Leases - Additional Information (Details) - USD ($)		1 Months Ended		9 Months Ended
Leases - Additional Information (Details) - USD ($)	Aug. 04, 2025	Jul. 31, 2026	Aug. 31, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Lessee Lease Description [Line Items]
Lessee operating option to extend		The Company does not have an option to extend the term upon expiration of the amended lease	The Company has the option to extend the term for one additional five-year period.
Operating sublease, option to extend		false	true
Lease termination expense				$ 329,000	$ 5,540,000
Operating lease right-of-use assets				2,607,000		$ 2,936,000
Lease liability				2,807,000		$ 3,000,000
Boylston Lease
Lessee Lease Description [Line Items]
Operating lease commencement date		Nov. 01, 2026	Sep. 01, 2025
Lease expiration date		Oct. 31, 2029	Aug. 31, 2031
Fixed lease payments		$ 1,400,000	$ 3,800,000
Operating lease right-of-use assets				0
Lease liability				$ 0
Boylston Lease \| Standby Letters of Credit
Lessee Lease Description [Line Items]
Increase in annual fixed rental payments			$ 200,000
Cambridgepark Lease
Lessee Lease Description [Line Items]
Non-refundable termination fee	$ 8,500,000
Lease termination expense					$ 11,200,000