Marketable Securities and Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2020

Fair Value, Assets Measured on Recurring and Nonrecurring Basis

As of June 30, 2020 and December 31, 2019, all of our marketable securities are classified as available-for-sale, have contractual maturities of one year or less and consist of the following:


	Cost		Unrealized Gain (Loss)		Fair Value
Short-term marketable securities:
As of June 30, 2020:
Corporate debt securities	$	735	$	7	$	742
Commercial paper	250		—		250

	$	985	$	7	$	992

As of December 31, 2019:
Commercial paper	$	2,487	$	—	$	2,487
U.S. government treasury bills	2,249		1		2,250
Corporate debt securities	2,236		2		2,238
	$	6,972	$	3	$	6,975

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table presents information about our assets measured at fair value on a recurring basis in the condensed consolidated balance sheets as of June 30, 2020 and December 31, 2019:


	Level 1		Level 2		Level 3		Total
As of June 30, 2020:
Assets:
Cash equivalents:
Money market funds	$	13,897	$	—	$	—	$	13,897


Short-term marketable securities:

Corporate debt securities	—		742		—		742
Commercial paper	—		250		—		250

As of December 31, 2019:
Assets:
Cash equivalents:
Money market funds	$	1,307	$	—	$	—	$	1,307


Short-term marketable securities:
U.S. government treasury bills	2,250		—		—		2,250
Commercial paper	—		2,487		—		2,487
Corporate debt securities	—		2,238		—		2,238