Amount before accumulated depreciation of additions or improvements to assets held under a lease arrangement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Net cash outflow or inflow from monetary allowance granted by the landlord to a tenant to entice tenant to move into landlords building which will enable the tenant to prepare the leased premises for tenants occupancy.

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Leases - Agreements (Details) $ in Thousands	1 Months Ended
Leases - Agreements (Details) $ in Thousands	Jan. 31, 2024 USD ($)	Jun. 30, 2021 phase	Sep. 30, 2026 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)	Aug. 31, 2022 USD ($)	Aug. 01, 2022 USD ($)
Lessee, Lease, Description [Line Items]
Payments for (proceeds from) tenant allowance	$ 700
Cash collateral for letters of credit				$ 385	$ 380
Letter of Credit
Lessee, Lease, Description [Line Items]
Letter of credit amount				$ 400
Monrovia, CA - office and laboratory space
Lessee, Lease, Description [Line Items]
Renewal term				5 years
Pasadena, CA - office and laboratory space
Lessee, Lease, Description [Line Items]
Phases of lease term \| phase		2
Improvement allowance						$ 5,000	$ 17,000
Forecast \| Pasadena, CA - office and laboratory space
Lessee, Lease, Description [Line Items]
Improvement allowance			$ 3,300