Marketable Securities (Tables)

9 Months Ended

Sep. 30, 2019

Investments Debt And Equity Securities [Abstract]

Schedule of Marketable Securities and Cash Equivalents

The following table summarizes the Company’s marketable securities and cash equivalents as of September 30, 2019. The Company did not hold any marketable securities as of December 31, 2018.

	September 30, 2019
	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
(in thousands)
Cash equivalents:
Money market funds	$	78,977	$	—	$	—	$	78,977
Total cash equivalents	$	78,977	$	—	$	—	$	78,977
Marketable securities:
Corporate debt securities	$	1,997	$	1	$	—	$	1,998
Commercial paper		8,091		—		—		8,091
Total marketable securities	$	10,088	$	1	$	—	$	10,089
Total cash equivalents and marketable securities	$	89,065	$	1	$	—	$	89,066