Short-Term Investments (Tables)

6 Months Ended

Jun. 30, 2022

Short-Term Investments

Schedule of short term investments

The following table summarizes the short-term investments held at June 30, 2022 and December 31, 2021 (in thousands):

			Gross Unrealized		Gross Unrealized
	Amortized Cost		Gains		Losses		Fair Value
June 30, 2022
Corporate debt securities	$	23,808	$	—	$	(123)	$	23,685
Commercial paper		8,991		—		(7)		8,984
Yankee securities		7,039		—		(41)		6,998
U.S. agency bonds		3,000		—		(15)		2,985
Reverse repurchase agreements		30,000		—		—		30,000
Total	$	72,838	$	—	$	(186)	$	72,652

			Gross Unrealized		Gross Unrealized
	Amortized Cost		Gains		Losses		Fair Value
December 31,  2021
Reverse repurchase agreements	$	39,000	$	—	$	—	$	39,000
Total	$	39,000	$	—	$	—	$	39,000