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Marketable Securities - Summary of Marketable Securities Accounted for Available-for-Sale-Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, Amortized cost	$ 89,361	$ 98,920
Available for sale securities, Unrealized losses	(952)	(162)
Available for sale securities, Unrealized gains	1
Available for sale securities, Estimated fair value	88,410	98,758
Short-Term Investments | US Treasury Securities
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, Amortized cost	34,100	18,116
Available for sale securities, Unrealized losses	(279)	(19)
Available for sale securities, Unrealized gains	1
Available for sale securities, Estimated fair value	$ 33,822	$ 18,097
Short-Term Investments | US Treasury Securities | Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year	1 year
Short-Term Investments | Corporate Debt Securities
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, Amortized cost	$ 1,312	$ 2,824
Available for sale securities, Unrealized losses	(7)	(2)
Available for sale securities, Estimated fair value	$ 1,305	$ 2,822
Short-Term Investments | Corporate Debt Securities | Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year	1 year
Short-Term Investments | Commercial Paper
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, Amortized cost	$ 24,059	$ 31,566
Available for sale securities, Estimated fair value	$ 24,059	$ 31,566
Short-Term Investments | Commercial Paper | Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year	1 year
Short-Term Investments | Supranational Debt Securities
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, Amortized cost		$ 1,503
Available for sale securities, Estimated fair value		$ 1,503
Short-Term Investments | Supranational Debt Securities | Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity		1 year
Long-Term Investments | US Treasury Securities
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, Amortized cost	$ 29,890	$ 44,911
Available for sale securities, Unrealized losses	(666)	(141)
Available for sale securities, Estimated fair value	$ 29,224	$ 44,770
Long-Term Investments | US Treasury Securities | Minimum
Schedule Of Available For Sale Securities [Line Items]
Maturity	1 year	1 year
Long-Term Investments | US Treasury Securities | Maximum
Schedule Of Available For Sale Securities [Line Items]
Maturity	2 years	2 years

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Amount, before tax, of unrealized gain 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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