Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2022

Fair Value Disclosures [Abstract]

Summary of Fair Value Hierarchy for Financial Assets

The Company’s fair value hierarchy for its cash equivalents and marketable securities was as follows:

March 31, 2022	Level 1		Level 2		Level 3		Total
Money market securities	$	4	$	—	$	—	$	4
Commercial paper		—		11,351		—		11,351
Corporate notes		—		6,425		—		6,425
Federal agency notes		—		3,739		—		3,739
Pre-refunded municipals		—		152		—		152
Total	$	4	$	21,667	$	—	$	21,671

December 31, 2021	Level 1		Level 2		Level 3		Total
Money market securities	$	2,478	$	—	$	—	$	2,478
Commercial paper		—		13,382		—		13,382
Corporate notes		—		9,585		—		9,585
Federal agency notes		—		3,799		—		3,799
Pre-refunded municipals		—		1,063		—		1,063
Total	$	2,478	$	27,829	$	—	$	30,307

Summary of Fair Value Maturities for Financial Asset

The fair value maturities of the Company’s cash equivalents and marketable securities as of March 31, 2022, were as follows:

	Maturities by Period
	Total		Less than 1 year		1-5 years		5 - 10 years		More than 10 years
Cash equivalents and marketable securities	$	21,671	$	15,962	$	5,709	$	—	$	—