Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2020

Fair Value Disclosures [Abstract]

Schedule of Financial Assets Measured at Fair Value on Recurring Basis

The following tables present information about the Company’s financial assets measured at fair value on a recurring basis and indicate the fair value hierarchy classification of such fair values as of September 30, 2020 and December 31, 2019 (in thousands):

	Fair Value Measurements at
	September 30, 2020
	Total		Level 1		Level 2		Level 3
Cash and cash equivalents:
Cash	$	125,713	$	125,713	$	—	$	—
Money market funds		896,690		896,690		—		—
Corporate debt securities		6,504		—		6,504		—
Certificates of deposit		4,012		—		4,012		—
Commercial paper		8,497		—		8,497		—
Marketable securities:
U.S. Treasury securities		39,980		—		39,980		—
Corporate debt securities		182,572		—		182,572		—
Certificates of deposit		9,153		—		9,153		—
Government-sponsored enterprise securities		6,772		—		6,772		—
Commercial paper		86,097		—		86,097		—
Other non-current assets		600		—		—		600
Total	$	1,366,590	$	1,022,403	$	343,587	$	600
	Fair Value Measurements at
	December 31, 2019
	Total		Level 1		Level 2		Level 3
Cash and cash equivalents:
Cash	$	13,998	$	13,998		—		—
Money market funds		929,773		929,773		—		—
Other non-current assets		600		—		—		600
Total	$	944,371	$	943,771	$	—	$	600