Marketable Securities (Tables)

6 Months Ended

Jun. 30, 2021

Marketable Securities [Abstract]

Summary of Marketable Securities

Marketable securities as of June 30, 2021 consisted of the following:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Marketable securities:
Corporate debt securities	$	202,565	$	2	$	(71	)	$	202,496
U.S. government debt securities		10,042		1		(2	)		10,041
U.S. Treasury securities		4,997		1		—			4,998
Total marketable securities, current and non-current	$	217,604	$	4	$	(73	)	$	217,535

Marketable securities as of December 31, 2020 consisted of the following:

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Marketable securities:
U.S. Treasury securities	$	189,949	$	13	$	—	$	189,962
Total marketable securities, current	$	189,949	$	13	$	—	$	189,962