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Fair Value Measurements - Summary of Cash Equivalents and Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Schedule of Financial Instruments [Line Items]
Amortized Cost	$ 142,631	$ 216,898
Unrealized Gains (Losses), net	0	694
Fair Value	142,631	217,592
Certificates of deposit
Schedule of Financial Instruments [Line Items]
Amortized Cost	6,931	6,805
Unrealized Gains (Losses), net	0	0
Fair Value	6,931	6,805
Cash equivalents: | Money market funds
Schedule of Financial Instruments [Line Items]
Amortized Cost	135,700	161,233
Unrealized Gains (Losses), net	0	0
Fair Value	135,700	161,233
Marketable securities: | Commercial paper
Schedule of Financial Instruments [Line Items]
Amortized Cost	0	48,860
Unrealized Gains (Losses), net	0	694
Fair Value	$ 0	$ 49,554

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