Collaboration and License Agreement (Details) - USD ($) $ in Thousands		12 Months Ended
	Jan. 06, 2023	Dec. 31, 2023	Dec. 31, 2022
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Revenue		$ 6,288	$ 0
Genentech, Inc.
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Collaboration and license agreement, termination notice period, prior written notice	60 days
Collaboration and license agreement, termination notice period, uncured material breach	90 days
Collaboration and license agreement, termination notice period, uncured material breach, nonpayment	45 days
Genentech, Inc.
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Expected timing of satisfaction, extension period	6 months
Genentech, Inc. | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-07
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Expected timing of satisfaction, period	24 months
Genentech, Inc. | License
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Upfront payment	$ 20,000	$ 13,700
Maximum aggregate milestone payments	177,000
Maximum aggregate milestone payments from net sales	$ 100,000