Cash Equivalents and Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2023

Cash and Cash Equivalents [Abstract]

Schedule of Fair Value and Amortized Cost of Cash Equivalents

The fair value and amortized cost of cash equivalents and marketable securities by major security type are as follows (in thousands):

	September 30, 2023
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Money market funds	$	168,800	$	—	$	—	$	168,800
U.S. Treasury securities	249,643		6		(492)		249,157
U.S. government agency securities	69,497		—		(544)		68,953
Corporate debt securities	89,714		—		(151)		89,563
Total cash equivalents and marketable securities	$	577,654	$	6	$	(1,187)	$	576,473

Classified as:	Fair Value
Cash equivalents	$	264,527
Marketable securities	289,217
Marketable securities, non-current	22,729
Total cash equivalents and marketable securities	$	576,473

	December 31, 2022
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Money market funds	$	67,970	$	—	$	—	$	67,970
U.S. Treasury securities	277,056		—		(5,257)		271,799
U.S. government agency securities	135,460		1		(1,416)		134,045
Corporate debt securities	221,608		3		(930)		220,681
Total cash equivalents and marketable securities	$	702,094	$	4	$	(7,603)	$	694,495

Classified as:	Fair Value
Cash equivalents	$	107,780
Marketable securities	516,598
Marketable securities, non-current	70,117
Total cash equivalents and marketable securities	$	694,495

Schedule of Fair Value and Amortized Cost of Marketable Securities

The fair value and amortized cost of cash equivalents and marketable securities by major security type are as follows (in thousands):

	September 30, 2023
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Money market funds	$	168,800	$	—	$	—	$	168,800
U.S. Treasury securities	249,643		6		(492)		249,157
U.S. government agency securities	69,497		—		(544)		68,953
Corporate debt securities	89,714		—		(151)		89,563
Total cash equivalents and marketable securities	$	577,654	$	6	$	(1,187)	$	576,473

Classified as:	Fair Value
Cash equivalents	$	264,527
Marketable securities	289,217
Marketable securities, non-current	22,729
Total cash equivalents and marketable securities	$	576,473

	December 31, 2022
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Money market funds	$	67,970	$	—	$	—	$	67,970
U.S. Treasury securities	277,056		—		(5,257)		271,799
U.S. government agency securities	135,460		1		(1,416)		134,045
Corporate debt securities	221,608		3		(930)		220,681
Total cash equivalents and marketable securities	$	702,094	$	4	$	(7,603)	$	694,495

Classified as:	Fair Value
Cash equivalents	$	107,780
Marketable securities	516,598
Marketable securities, non-current	70,117
Total cash equivalents and marketable securities	$	694,495