Cash Equivalents and Short-Term Investments (Tables)

12 Months Ended

Dec. 31, 2023

Cash and Cash Equivalents [Abstract]

Schedule of Amortized Cost, Unrealized Gain and Loss and Estimated Fair Value

The following tables summarize the amortized cost, unrealized gain and loss and estimated fair value of cash equivalents and short-term investments:

	December 31, 2023
(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Estimated Fair Value
Cash equivalents
Money market funds	$	130,375	$	—	$	—	$	130,375
Total cash equivalents	$	130,375	$	—	$	—	$	130,375
Short-term investments
Commercial paper	$	82,188	$	50	$	(22)	$	82,216
Corporate bonds	61,200		40		(91)		61,149
Asset backed securities	15,032		26		(15)		15,043
Yankee bonds	6,926		4		(17)		6,913
U.S. Treasury and agency obligations	71,456		97		(34)		71,519
Total short-term investments	$	236,802	$	217	$	(179)	$	236,840

	December 31, 2022
(in thousands)	Amortized Cost		Unrealized Gain		Unrealized Loss		Estimated Fair Value
Cash equivalents
Money market funds	$	201,476	$	—	$	—	$	201,476
Total cash equivalents	$	201,476	$	—	$	—	$	201,476
Short-term investments
Commercial paper	$	144,093	$	2	$	(377)	$	143,718
Corporate bonds	37,778		—		(194)		37,584
Asset backed securities	19,723		11		(161)		19,573
Certificates of deposit	10,000		—		—		10,000
Supranational bonds	4,017		—		(67)		3,950
U.S. Treasury and agency obligations	52,309		—		(565)		51,744
Total short-term investments	$	267,920	$	13	$	(1,364)	$	266,569

Schedule of Contractual Maturities on Short-Term Investments

The contractual maturities of our short-term investments are as follows:

	December 31, 2023				December 31, 2022
(in thousands)	Amortized Cost		Estimated Fair Value		Amortized Cost		Estimated Fair Value
Due within one year	$	219,437	$	219,414	$	243,430	$	242,129
Due between one and four years	17,365		17,426		24,490		24,440
Total short-term investments	$	236,802	$	236,840	$	267,920	$	266,569