Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2024

Fair Value Disclosures [Abstract]

Summary of Company's Cash Equivalents and Marketable Securities

The following tables summarize the Company’s cash equivalents and marketable securities as of September 30, 2024 and December 31, 2023:

	September 30, 2024
	Total		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
Cash equivalents:
Money market funds	$	98,306	$	98,306	$	—	$	—
Total cash equivalents		98,306		98,306		—		—
Marketable securities:
U.S. government securities		41,964		—		41,964		—
U.S. corporate bonds		231,555		—		231,555		—
International corporate bonds		88,884		—		88,884		—
U.S. commercial paper		54,363		—		54,363		—
International commercial paper		31,570		—		31,570		—
U.S. certificates of deposit		2,203		—		2,203		—
U.S. municipal securities		18,988		—		18,988		—
Total marketable securities		469,527		—		469,527		—
	$	567,833	$	98,306	$	469,527	$	—

	December 31, 2023
	Total		Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
	(in thousands)
Cash equivalents:
Money market funds	$	59,852	$	59,852	$	—	$	—
U.S. government securities		8,695		—		8,695		—
Total cash equivalents		68,547		59,852		8,695		—
Marketable securities:
U.S. government securities		166,925		—		166,925		—
U.S. corporate bonds		210,198		—		210,198		—
International corporate bonds		97,675		—		97,675		—
U.S. commercial paper		23,370		—		23,370		—
International commercial paper		46,900		—		46,900		—
U.S. certificates of deposit		8,830		—		8,830		—
U.S. municipal securities		128,294		—		128,294		—
Total marketable securities		682,192		—		682,192		—
	$	750,739	$	59,852	$	690,887	$	—