Collaboration Agreements - Summary Of Allocation of The Total Transaction Price (Details) - GSK Collaboration Agreement [Member]
$ in Thousands

Sep. 30, 2026

USD ($)

Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]

Transaction Price Allocated

$ 206,570

Transaction Price Unsatisfied

18,893

^[1]

AATD Collaboration [Member]

Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]

Transaction Price Allocated

166,778

Transaction Price Unsatisfied

0

^[1]

Discovery Research Collaboration [Member]

Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]

Transaction Price Allocated

7,792

Transaction Price Unsatisfied

0

^[1]

GSK Collaboration Programs [Member]

Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]

Transaction Price Allocated

32,000

Transaction Price Unsatisfied

$ 18,893

^[1]

[1]	The unsatisfied transaction price will be recognized over the remaining applicable research or program term.