Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2022

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets Measured on Recurring Basis

The following tables summarize the Company’s financial assets that are measured at fair value on a recurring basis (in thousands):

	June 30, 2022
	Level 1		Level 2		Total
Cash equivalents:
U.S. treasury securities	$	-	$	93,922	$	93,922
Money market funds		6,783		-		6,783
U.S. agency obligations		-		3,993		3,993
Marketable securities:
U.S. treasury securities		-		1,157,731		1,157,731
Corporate notes and bonds		-		135,134		135,134
U.S. agency obligations		-		98,480		98,480
Commercial paper		-		36,514		36,514
Total	$	6,783	$	1,525,774	$	1,532,557

	December 31, 2021
	Level 1		Level 2		Total
Cash equivalents:
U.S. treasury securities	$	-	$	69,999	$	69,999
Money market funds		23,857		-		23,857
Commercial paper		-		4,999		4,999
Marketable securities:
U.S. treasury securities		-		446,435		446,435
Corporate notes and bonds		-		125,604		125,604
U.S. agency obligations		-		54,007		54,007
Commercial paper		-		10,995		10,995
Municipal bonds		-		3,044		3,044
Total	$	23,857	$	715,083	$	738,940