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Commitments and Contingencies - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended		9 Months Ended	12 Months Ended
	Jun. 30, 2021	Apr. 30, 2021	Sep. 30, 2023	Dec. 31, 2022	Dec. 31, 2023
Loss Contingencies [Line Items]
Payments in equity, amount	$ 10.0
Lonza DMSA
Loss Contingencies [Line Items]
Percentage of defer payments agreed for completion		50.00%
Amount recorded with respect to the potential future payments above the initial cash cap		$ 10.0
Number of common stock issued	399,680
Public offering price per share	$ 25.02
Sutro Biopharma Inc
Loss Contingencies [Line Items]
Number of common stock issued				167,780
Upfront Consideration				$ 22.5
Upfront Consideration in Cash				10.0
Upfront Consideration in Cash After Agreement Date				5.0
Option Exercise Price in Cash				75.0
Additional Milestone Payments in Cash				60.0
Accrued Commitment			$ 5.0	5.0
Fair Value on Date of Settlement				8.0
Sutro Biopharma Inc | Scenario Forecast
Loss Contingencies [Line Items]
Accrued payment					$ 5.0
Sutro Biopharma Inc | Common Stock
Loss Contingencies [Line Items]
Upfront Consideration				$ 7.5

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