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Cash Equivalents and Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2022

Cash equivalents and marketable securities consisted of the following at September 30, 2022 (in thousands):


			Allowance		Gross		Gross
	Amortized		for Credit		Unrealized		Unrealized		Fair
September 30, 2022	Cost		Losses		Gains		Losses		Value
Cash equivalents and marketable securities:
Money market funds	$	210,705	$	—	$	—	$	—	$	210,705
Government agency securities		126,455		—		2		(2,911)		123,546
U.S. Treasuries		68,568		—		9		(425)		68,152
Commercial paper		42,134		—		—		(100)		42,034
Corporate notes/bonds		34,890		—		—		(866)		34,024
Total	$	482,752	$	—	$	11	$	(4,302)	$	478,461

Cash equivalents and marketable securities consisted of the following at December 31, 2021 (in thousands):


			Allowance		Gross		Gross
	Amortized		for Credit		Unrealized		Unrealized		Fair
December 31, 2021	Cost		Losses		Gains		Losses		Value
Cash equivalents and marketable securities:
Money market funds	$	203,519	$	—	$	—	$	—	$	203,519
U.S. Treasuries		124,016		—		1		(84)		123,933
Government agency securities		126,927		—		—		(228)		126,699
Commercial paper		89,699		—		1		(13)		89,687
Corporate notes/bonds		76,248		—		—		(170)		76,078
Total	$	620,409	$	—	$	2	$	(495)	$	619,916