Cash, Cash Equivalents and Investments (Tables)

9 Months Ended

Sep. 30, 2020



	As of September 30, 2020
			Gross		Gross
	Amortized		unrealized		unrealized		Fair
	Cost		gains		losses		Value
Cash and cash equivalents:
Cash and money market funds	$	41,784	$	—	$	—	$	41,784
Commercial paper		24,243		1		—		24,244
U.S. Treasury security		3,000		—		—		3,000
Total cash and cash equivalents		69,027		1		—		69,028
Investments:
Commercial paper		105,377		12		(9)		105,380
Corporate debt securities		21,081		119		(5)		21,195
U.S. government & agency securities		10,097		1		(1)		10,097
U.S. Treasury security		2,850		—		—		2,850
Total investments		139,405		132		(15)		139,522
Total cash, cash equivalents and investments	$	208,432	$	133	$	(15)	$	208,550
Long-term restricted cash:
Cash	$	3,500	$	—	$	—	$	3,500


	As of December 31, 2019
			Gross		Gross
	Amortized		unrealized		unrealized		Fair
	Cost		gains		losses		Value
Cash and cash equivalents:
Cash and money market funds	$	18,644	$	—	$	—	$	18,644
Commercial paper		10,983		—		—		10,983
Total cash and cash equivalents		29,627		—		—		29,627
Investments:
Commercial paper		16,971		1		(1)		16,971
Corporate debt securities		2,496		5		—		2,501
Total investments		19,467		6		(1)		19,472
Total cash, cash equivalents and investments	$	49,094	$	6	$	(1)	$	49,099
Long-term restricted cash:
Cash	$	4,000	$	—	$	—	$	4,000



	Fair Value
Due in one year or less	$	152,858
Due after one year through 5 years		13,908
Total investments	$	166,766