Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2021

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-Sale Marketable Securities and Cash and Cash Equivalents

Available-for-sale marketable securities and cash and cash equivalents as of September 30, 2021 and December 31, 2020 consisted of the following (in thousands):

	September 30, 2021
	Amortized Cost Value		Gross  Unrealized  Gains		Gross  Unrealized  Losses		Fair Value
Cash and cash equivalents:
Cash	$	39,309	$	—	$	—	$	39,309
Money market funds	70,250		—		—		70,250
Total	$	109,559	$	—	$	—	$	109,559

	December 31, 2020
	Amortized Cost Value		Gross  Unrealized  Gains		Gross  Unrealized  Losses		Fair Value
Cash and cash equivalents:
Cash	$	44,616	$	—	$	—	$	44,616
Money market funds	46,820		—		—		46,820
Total	$	91,436	$	—	$	—	$	91,436
Marketable securities:
Domestic corporate debt securities	$	18,266	$	21	$	(2)	$	18,285
Domestic corporate commercial paper	4,993		2		—		4,995
Total	$	23,259	$	23	$	(2)	$	23,280