Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2023

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities at Fair Value

The following tables present the fair value hierarchy for assets and liabilities measured at fair value:

	September 30, 2023
	Level 1		Level 2		Level 3		Total Fair Value
Cash equivalents
Money market funds	$	780,712	$	—	$	—	$	780,712
U.S. Treasury bills	31,811		—		—		31,811
Short-term investments
U.S. government securities	256,703		—		—		256,703
U.S. agency securities	—		53,912				53,912
Commercial paper	—		5,482		—		5,482
Asset-backed securities	—		10,333		—		10,333
Corporate debt securities	—		2,951		—		2,951
Certificate of deposit	—		20,014		—		20,014
Total assets	$	1,069,226	$	92,692	$	—	$	1,161,918

	December 31, 2022
	Level 1		Level 2		Level 3		Total Fair Value
Cash equivalents
Money market funds	$	462,459	$	—	$	—	$	462,459
Short-term investments
U.S. government securities	378,002		—		—		378,002
U.S. agency securities	—		29,059		—		29,059
Commercial paper	—		28,815		—		28,815
Corporate debt securities	—		4,982		—		4,982
Total assets	$	840,461	$	62,856	$	—	$	903,317