Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2023

Fair Value Disclosures [Abstract]

Schedule of Assets Measured at Fair Value on Recurring Basis

Assets measured at fair value on a recurring basis are as follows (in thousands):

			Fair Value Measurements Using
	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
As of March 31, 2023
Assets:
Current:
Cash equivalents	$	20,514	$	20,514	$	—	$	—
Available-for-sale investments:
Commercial paper		52,492		—		52,492		—
Corporate debt securities		20,880		—		20,880		—
Municipal bonds		1,001		—		1,001		—
U.S. government agencies		19,322		—		19,322
Total available-for-sale investments		93,695		—		93,695		—
Total assets measured at fair value	$	114,209	$	20,514	$	93,695	$	—

			Fair Value Measurements Using
	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
As of December 31, 2022
Assets:
Current:
Cash equivalents	$	8,585	$	8,585	$	—	$	—
Available-for-sale investments:
Commercial paper		28,074		—		28,074		—
Corporate debt securities		26,094		—		26,094		—
Municipal bonds		1,997		—		1,997		—
Total available-for-sale investments		56,165		—		56,165		—
Total assets measured at fair value	$	64,750	$	8,585	$	56,165	$	—

Schedule of Available-for-sale Investments

As of March 31, 2023 and December 31, 2022, available-for-sale investments are detailed as follows (in thousands):

		March 31, 2023
	Contractual Maturity	Gross Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Market Value
Available-for-sale investments:
Commercial paper	Within 1 year	$	52,552	$	3	$	(63	)	$	52,492
Corporate debt securities	1 to 2 years		21,031		13		(164	)		20,880
Municipal bonds	Within 1 year		1,013		—		(12	)		1,001
U.S. government agencies	Within 1 year		19,297		26		(1	)		19,322
		$	93,893	$	42	$	(240	)	$	93,695

		December 31, 2022
	Contractual Maturity	Gross Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Market Value
Available-for-sale investments:
Commercial paper	Within 1 year	$	28,121	$	—	$	(47	)	$	28,074
Corporate debt securities	1 to 2 years		26,401		—		(307	)		26,094
Municipal bonds	Within 1 year		2,026		—		(29	)		1,997
		$	56,548	$	—	$	(383	)	$	56,165