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, 2022	Dec. 31, 2021
Financial assets
Total financial assets	$ 507,413	$ 563,087
Level 1
Financial assets
Total financial assets	197,188	131,946
Level 2
Financial assets
Total financial assets	310,225	431,141
Money Market Funds
Financial assets
Total financial assets	197,188	131,946
Money Market Funds | Level 1
Financial assets
Total financial assets	197,188	131,946
U.S. Government Debt Securities
Financial assets
Total financial assets	292,940	391,145
U.S. Government Debt Securities | Level 2
Financial assets
Total financial assets	292,940	391,145
Corporate Bonds
Financial assets
Total financial assets	17,285	39,996
Corporate Bonds | Level 2
Financial assets
Total financial assets	$ 17,285	$ 39,996