Fair Value Measurement - Summary of Fair Value of Financial Assets Consist of Investments Measured and Recognized at Fair Value (Details) $ in Thousands	Sep. 30, 2021 USD ($)
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 150,925
Gross Unrealized Gains	6
Gross Unrealized Losses	(4)
Fair Value	150,927
Money Market Funds | Level 1
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	116,259	[1]
Fair Value	116,259	[1]
Corporate Notes | Level 2
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	20,573
Gross Unrealized Gains	5
Gross Unrealized Losses	(3)
Fair Value	20,575
Commercial Paper | Level 2
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	8,995
Fair Value	8,995
Asset Backed Securities | Level 2
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	5,098
Gross Unrealized Gains	1
Gross Unrealized Losses	(1)
Fair Value	$ 5,098

[1] ^{Included in cash and cash equivalents on the balance sheets}