Fair Value Measurements - Schedule of Cash Equivalents and Marketable Securities Classified as Available-for-Sale Securities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 188,520	$ 107,873
Unrealized Gains		53
Unrealized Losses	(235)	(1)
Fair Value	188,285	107,925
Level 1 | Money Market Funds | Cash Equivalents
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	22,658	21,333
Fair Value	22,658	21,333
Level 2 | Corporate Debt
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	52,704	32,164
Unrealized Gains		48
Unrealized Losses	(139)
Fair Value	52,565	32,212
Level 2 | Asset-backed Securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	23,882	12,367
Unrealized Gains		2
Unrealized Losses	(21)	(1)
Fair Value	23,861	12,368
Level 2 | Commercial Paper
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	59,532	28,962
Fair Value	59,532	28,962
Level 2 | U.S. Government Agency Securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	29,744	13,047
Unrealized Gains		3
Unrealized Losses	(75)
Fair Value	$ 29,669	$ 13,050