Certain Financial Statement Caption Information - Schedule of Company's Short-Term Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 42,811	$ 30,397
Unrealized losses	(232)	(52)
Short-term investments	42,579	30,345
U.S. Treasury Securities Maturing in One Year or Less
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	41,586	17,122
Unrealized losses	(228)	(7)
Short-term investments	$ 41,358	$ 17,115
U.S. Treasury Securities Maturing in One Year or Less \| Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity (in years)	1 year	1 year
U.S. Treasury Securities Maturing between One and Five years
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost		$ 12,049
Unrealized losses		(43)
Short-term investments		$ 12,006
U.S. Treasury Securities Maturing between One and Five years \| Minimum
Schedule Of Available For Sale Securities [Line Items]
Maturity (in years)		1 year
U.S. Treasury Securities Maturing between One and Five years \| Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity (in years)		5 years
Certificates of Deposit Maturing in One Year or Less
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 1,225	$ 1,226
Unrealized losses	(4)	(2)
Short-term investments	$ 1,221	$ 1,224
Certificates of Deposit Maturing in One Year or Less \| Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity (in years)	1 year	1 year

Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Period between issuance and maturity of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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