Investments - Schedule of Available-for-sale Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Debt and Equity Securities, FV-NI [Line Items]
Amortized Cost	$ 35,983	$ 22,894
Gross Unrealized Gains	1	0
Gross Unrealized Losses	(107)	(15)
Fair Value	35,877	22,879
Certificates of deposit
Debt and Equity Securities, FV-NI [Line Items]
Amortized Cost	5,176	1,351
Gross Unrealized Gains	1	0
Gross Unrealized Losses	(13)	0
Fair Value	5,164	1,351
U.S. Treasury securities
Debt and Equity Securities, FV-NI [Line Items]
Amortized Cost	15,768	250
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(40)	0
Fair Value	15,728	250
Commercial paper
Debt and Equity Securities, FV-NI [Line Items]
Amortized Cost	6,219	8,048
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(22)	(2)
Fair Value	6,197	8,046
Corporate notes and bonds
Debt and Equity Securities, FV-NI [Line Items]
Amortized Cost	8,820	13,245
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(32)	(13)
Fair Value	$ 8,788	$ 13,232

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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