Fair Value Measurements - Additional Information (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Marketable securities continuous loss position for less than 12 months, estimated fair value	$ 143,500,000	$ 61,000,000.0
Marketable securities continuous loss position for less than 12 months, unrealized losses	1,700,000	42,000
Marketable securities continuous loss position for greater than 12 months, estimated fair value	0	0
Marketable securities continuous loss position for greater than 12 months, unrealized losses	0	0
Fair Value Measurements Recurring
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets measured at fair value	189,171,000	196,726,000
Liabilities measured at fair value	0	0
Fair Value Measurements Recurring | Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets measured at fair value	$ 0	$ 0