Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Marketable Securities

The following are summaries of the Company's marketable securities at September 30, 2024 and December 31, 2023 (in thousands).

September 30, 2024	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
U.S. government agency securities and treasuries	$	248,221	$	490	$	—	$	248,711
Corporate debt securities	61,007		210		(8)		61,209
Total securities with a maturity of one year or less	$	309,228	$	700	$	(8)	$	309,920
U.S. government agency securities and treasuries	50,497		157		—		50,654
Corporate debt securities	10,598		123		—		10,721
Total securities with a maturity of more than one year	$	61,095	$	280	$	—	$	61,375
Total available-for-sale securities	$	370,323	$	980	$	(8)	$	371,295

December 31, 2023	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
U.S. government agency securities and treasuries	$	235,500	$	127	$	(41)	$	235,586
Corporate debt securities	25,466		—		(29)		25,437
Total securities with a maturity of one year or less	$	260,966	$	127	$	(70)	$	261,023
U.S. government agency securities and treasuries	15,537		45		—		15,582
Corporate debt securities	7,669		93		—		7,762
Total securities with a maturity of more than one year	$	23,206	$	138	$	—	$	23,344
Total available-for-sale securities	$	284,172	$	265	$	(70)	$	284,367