Investments

9 Months Ended

Sep. 30, 2022

Investments

Investments

4. INVESTMENTS

The carrying value and amortized cost of the Company’s available-for-sale debt securities, summarized by type of security, consisted of the following:

	September 30, 2022
		Amortized	Unrealized	Unrealized		Fair
		Cost	Gains	Losses		Value
Short-term:
Commercial paper	$	12,089	1	(35)	$	12,055
Corporate debt securities		30,077	4	(80)		30,001
U.S. government securities		4,382	—	(18)		4,364
Total short-term investments	$	46,548	5	(133)	$	46,420
Long-term:
Corporate debt securities	$	8,074	3	(50)	$	8,027
U.S. government securities		256	—	(3)		253
Total long-term investments	$	8,330	3	(53)	$	8,280

The Company classifies investments with an original maturity of less than one year as current and investments with an original maturity date of greater than one year as noncurrent on its unaudited condensed consolidated balance sheet. The investments classified as noncurrent have maturity dates ranging from 1-2 years.