| Commitments and Contingencies - Additional Information (Details) | 6 Months Ended | 
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| Jun. 30, 2025  USD ($) | |
| Commitments and Contingencies [Line Items] | |
| Terms agreement description | Under the August 2023 work orders, Minaris converted the Company’s non-dedicated suite to a dedicated suite for GMP manufacturing for the Company’s rese-cel and MuSK-CAART programs, or the Dedicated Suite, for an initial term of 18 months with two 18-month extensions at the Company’s sole option on six months' notice prior to the end of the term. In August 2024, the Company sent a notice to Minaris to extend the initial term of the Minaris Agreement by 18 months through August 2026 | 
| Rese-Cel and MuSK-CAART [Member] | |
| Commitments and Contingencies [Line Items] | |
| Early termination fee | $ 1,080 | 
| Wuxi Agreement | |
| Commitments and Contingencies [Line Items] | |
| Early termination fee | $ 1,500 | 
| Lease expiration month | 18 months | 
| Lonza Agreement [Member] | |
| Commitments and Contingencies [Line Items] | |
| Lease expiration month | 18 months | 
| Payment Of Obligation Term | 12 months | 
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