Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2022

Financial Instruments

Summary of assets and liabilities measured fair value on a recurring basis

Below is a summary of assets and liabilities measured at fair value on a recurring basis (in thousands):

	As of September 30, 2022
	Quoted
	Prices		Significant		Significant
	in Active		Observable		Unobservable
	Markets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
Assets:
Cash and cash equivalents:
Money market funds	$	8,581	$	—	$	—	$	8,581
Corporate debt securities		—		599		—		599
Reverse repurchase agreements		—		8,000		—		8,000
Short term investments
Corporate debt securities		—		26,228		—		26,228
Yankee securities		—		4,969		—		4,969
Bonds		—		2,973		—		2,973
Treasury bill		5,929		—		—		5,929
Reverse repurchase agreements		—		30,500		—		30,500
Total	$	14,510	$	73,269	$	—	$	87,779

	As of December 31, 2021
	Quoted
	Prices		Significant		Significant
	in Active		Observable		Unobservable
	Markets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
Assets:
Cash equivalents:
Money market funds	$	1,853	$	—	$	—	$	1,853
Short-term investments:
Reverse repurchase agreements		—		39,000		—		39,000
Total	$	1,853	$	39,000	$	—	$	40,853