Cash and Investments in Marketable Securities (Tables)

3 Months Ended

Mar. 31, 2024

Fair Value Disclosures [Abstract]

Schedule of Cash and Investments in Marketable Securities, Including Cash Equivalents

Cash and investments in marketable securities, including cash equivalents, are as follows (in thousands):

	Estimated Fair Value at
	March 31, 2024		December 31, 2023
Cash and cash equivalents	$	48,642	$	35,277
Short-term investments		240,596		268,339
Long-term investments		36,778		25,825
Total cash and investments in marketable securities	$	326,016	$	329,441

Schedule of Portfolio of Cash and Investments in Marketable Securities

Our portfolio of cash and investments in marketable securities includes (in thousands):

		March 31, 2024									December 31, 2023
	Fair Value Hierarchy Level	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Fair Value
Corporate notes and bonds	2	$	75,745	$	2	$	(163	)	$	75,584	$	38,882
Corporate commercial paper	2		211,955		—		(261	)		211,694		255,241
Obligations of U.S. government agencies	2		3,457		—		(3	)		3,454		—
Available-for-sale investments		$	291,157	$	2	$	(427	)	$	290,732	$	294,123
Money market funds	1									15,959		2,359
Certificates of deposit	2									13,898		15,116
Cash	N/A									5,427		17,843
Total cash and investments in marketable securities									$	326,016	$	329,441