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Leases - Additional Information (Details) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 08, 2021 segment | Apr. 07, 2025 USD ($) | Mar. 31, 2025 USD ($) | Feb. 28, 2025 USD ($) | Mar. 31, 2023 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Sep. 30, 2024 USD ($) | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 29, 2023 lease | Oct. 26, 2021 USD ($)
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash |  |  |  |  | $ 2,503 | $ 2,650 | $ 1,976 | $ 1,976 | $ 1,976 | $ 1,976 | $ 1,976 | $ 2,650 |  |
Number of facility leases | lease |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
Decrease in lease liability |  |  |  |  | 7,900 |  | 2,418 | 3,222 |  |  |  |  |  |
Non-cash settlement of operating lease liability |  |  |  |  | $ 14,900 |  | 0 | 14,903 |  |  |  |  |  |
Deferred rent receivable |  |  |  |  |  |  |  |  | $ 0 | $ 0 |  |  |  |
Rent expense |  |  |  |  |  |  | 13,300 | 25,300 |  |  |  |  |  |
Variable lease costs |  |  |  |  |  |  | 2,300 | 2,400 |  |  |  |  |  |
Operating lease payments |  |  |  |  |  |  | 5,800 | 7,500 |  |  |  |  |  |
Sublease Tenant | Landlord |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments for tenant improvement allowance |  |  |  |  |  |  | 20,500 | 5,400 |  |  |  |  |  |
Landlord | Sublease Tenant |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating lease payments |  |  |  |  |  |  | 6,500 | $ 5,500 |  |  |  |  |  |
Building |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted cash |  |  |  |  |  |  | $ 2,000 |  |  |  |  |  |  |
Building | CALIFORNIA |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lease renewal term (in years) |  |  |  |  |  |  | 8 years |  |  |  |  |  |  |
Manufacturing Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted-average remaining lease term (in years) |  |  |  |  |  |  | 11 years 2 months 12 days | 11 years 7 months 6 days |  |  |  |  |  |
Weighted-average IBR (as percent) |  |  |  |  |  |  | 11.60% | 11.70% |  |  |  |  |  |
Manufacturing Facility | NORTH CAROLINA |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lease renewal term (in years) | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |
Number of renewal contracts | segment | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
Leasehold improvement allowance |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22,700
Re-measurement of operating lease liabilities |  |  |  |  |  | 300 |  |  |  |  |  |  |  |
Re-measurement of operating lease right-of-use assets |  |  |  |  |  | $ 300 |  |  |  |  |  |  |  |
Deferred rent receivable |  |  |  |  |  |  |  | $ 0 |  |  |  |  |  |
Sublease Income |  |  |  |  |  |  | $ 14,000 | $ 100 |  |  |  |  |  |
Manufacturing Facility | NORTH CAROLINA | Subsequent Event | Loss Contingency, Lien On Subtenant's Leasehold Interest |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lessee, Lease, Description [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount of lien filed against subtenant |  |  |  | $ 4,800 |  |  |  |  |  |  |  |  |  |
Payments for rent |  | $ 1,900 | $ 1,900 | 1,400 |  |  |  |  |  |  |  |  |  |
Tenant Improvements |  |  |  | $ 2,300 |  |  |  |  |  |  |  |  |  |

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