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Fair Value Measurements - Summary of Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - Recurring basis - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financial assets
Total financial assets	$ 346,400	$ 446,668
Level 1
Financial assets
Total financial assets	63,981	38,502
Level 2
Financial assets
Total financial assets	282,419	408,166
Money Market Funds
Financial assets
Total financial assets	63,981	38,502
Money Market Funds | Level 1
Financial assets
Total financial assets	63,981	38,502
U.S. Government Treasury and Agency Securities
Financial assets
Total financial assets	273,311
U.S. Government Treasury and Agency Securities | Level 2
Financial assets
Total financial assets	273,311
Commercial Paper
Financial assets
Total financial assets	2,871	9,969
Commercial Paper | Level 2
Financial assets
Total financial assets	2,871	9,969
U.S. Government Treasury Securities
Financial assets
Total financial assets		385,848
U.S. Government Treasury Securities | Level 2
Financial assets
Total financial assets		385,848
Corporate Bonds
Financial assets
Total financial assets	6,237	12,349
Corporate Bonds | Level 2
Financial assets
Total financial assets	$ 6,237	$ 12,349

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

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