Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2022

Fair Value Disclosures [Abstract]

Schedule of financial assets measured at fair value

The following tables set forth the fair value of the Company’s financial assets and liabilities by level within the fair value hierarchy (in thousands):

	September 30, 2022		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash equivalents:
Money market funds	$	3,072	$	3,072	$	—	$	—
Commercial paper	37,435		—		37,435		—
U.S. agency securities	4,979		—		4,979		—
U.S. government securities	10,979		—		10,979		—
Total cash equivalents	56,465		3,072		53,393		—
Debt securities, available for sale:
Commercial paper	6,128		—		6,128		—
U.S. agency securities	1,984		—		1,984		—
U.S. government securities	5,963		—		5,963		—
Total debt securities, available for sale	14,075		—		14,075		—
Total assets measured at fair value	$	70,540	$	3,072	$	67,468	$	—

	December 31, 2021		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash equivalents:
Money market funds	$	25,138	$	25,138	$	—	$	—
Total cash equivalents	$	25,138	$	25,138	$	—	$	—

Schedule of financial instruments not measured at fair value

The carrying values and fair values of the Company’s financial instruments not measured at fair value were as follows (in thousands):

	September 30, 2022				December 31, 2021
	Carrying Value		Fair Value		Carrying Value		Fair Value
Long-term debt, including current maturities	$	19,810	$	19,279	$	19,762	$	19,298