Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2023

Accounting Policies [Abstract]

Summary of short-term investments measured at fair value on a recurring basis

The following tables summarize, by major security type, the Company's cash equivalents and short-term investments that are measured at fair value on a recurring basis as of March 31, 2023 and December 31, 2022, in thousands:

		March 31, 2023
	Maturities (years)	Amortized Cost		Unrealized Gains		Unrealized Losses			Fair Value
Cash equivalents:
Money market funds	1 or less	$	16,171	$	—	$	—		$	16,171
U.S. Treasury securities	1 or less		1,000		—		—			1,000
Total cash equivalents			17,171		—		—			17,171
Short-term investments:
Commercial paper	1 or less		24,839		—		(22	)		24,817
U.S. Treasury securities	2 or less		21,167		—		(54	)		21,113
U.S. Agency bonds	2 or less		16,314		—		(11	)		16,303
Total short-term investments			62,320		—		(87	)		62,233
Total		$	79,491	$	—	$	(87	)	$	79,404

		December 31, 2022
	Maturities (years)	Amortized Cost		Unrealized Gains		Unrealized Losses			Fair Value
Cash equivalents:
Money market funds	1 or less	$	15,492	$	—	$	—		$	15,492
Total cash equivalents			15,492		—		—			15,492
Short-term investments:
U.S. Treasury securities	1 or less		19,785		—		(109	)		19,676
Commercial paper	1 or less		27,739		—		(34	)		27,705
Corporate debt securities	2 or less		1,872		—		—			1,872
U.S. Agency bonds	2 or less		5,052		—		(35	)		5,017
Total short-term investments			54,448		—		(178	)		54,270
Total		$	69,940	$	—	$	(178	)	$	69,762

Summary of assets including cash equivalents and marketable securities, measured at fair value

Below is a summary of assets, including cash equivalents and short-term investments, measured at fair value as of March 31, 2023 and December 31, 2022, in thousands.

			Fair Value Measurements Using
	March 31, 2023		Level 1		Level 2
Cash equivalents:
Money market funds	$	16,171	$	16,171	$	—
U.S. Treasury securities		1,000		1,000		—
Total cash equivalents		17,171		17,171		—
Short-term investments:
U.S. Treasury securities		21,113		21,113		—
Commercial paper		24,817		—		24,817
U.S. Agency bonds		16,303		—		16,303
Total short-term investments		62,233		21,113		41,120
Total	$	79,404	$	38,284	$	41,120

			Fair Value Measurements Using
	December 31, 2022		Level 1		Level 2
Cash equivalents:
Money market funds	$	15,492	$	15,492	$	—
Total cash equivalents		15,492		15,492		—
Short-term investments:
U.S. Treasury securities		19,676		19,676		—
Commercial paper		27,705		—		27,705
Corporate debt securities		1,872		—		1,872
U.S. Agency bonds		5,017		—		5,017
Total short-term investments		54,270		19,676		34,594
Total	$	69,762	$	35,168	$	34,594

Summary of antidilutive securities excluded from the calculation of weighted average dilutive common shares

The following common stock equivalent securities are excluded from the calculation of weighted average dilutive common shares because their inclusion would have been anti-dilutive:

	March 31,
	2023		2022
Shares issuable upon conversion of preferred stock		292,799		292,799
Common stock options and RSUs outstanding		9,560,329		6,277,172
ESPP shares pending issuance		37,619		—
Warrants to purchase common stock		23,100		23,100
Total excluded securities		9,913,847		6,593,071