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Fair Value Measurement - Summary of Contractual Maturities of Available for Sale Securities (Detail) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities less than 1 year	$ 54,671	$ 84,724
Available for sale securities, contractual maturities between 1 to 5 years	141,342	128,254
Available for sale securities, contractual maturities between 5 to 10 years	49,125	69,126
Available for sale securities, contractual maturities after 10 years	1,497	1,466
Available for sale securities, contractual maturities, Total	246,635	283,570
Corporate Bonds [Member]
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities less than 1 year	22,767	6,859
Available for sale securities, contractual maturities between 1 to 5 years	77,199	67,731
Available for sale securities, contractual maturities between 5 to 10 years	24,293	30,574
Available for sale securities, contractual maturities after 10 years	175	176
Available for sale securities, contractual maturities, Total	124,434	105,340
U.S. Treasuries [Member]
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities less than 1 year	18,941	55,955
Available for sale securities, contractual maturities between 1 to 5 years	43,174	32,706
Available for sale securities, contractual maturities between 5 to 10 years	17,324	25,139
Available for sale securities, contractual maturities, Total	79,439	113,800
U.S. Government Agency Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities less than 1 year	7,991	39
Available for sale securities, contractual maturities between 1 to 5 years	19,591	27,018
Available for sale securities, contractual maturities between 5 to 10 years	1,089	1,029
Available for sale securities, contractual maturities, Total	28,671	28,086
Asset Backed Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities between 1 to 5 years	1,378	799
Available for sale securities, contractual maturities between 5 to 10 years	6,210	12,182
Available for sale securities, contractual maturities after 10 years	1,322	1,290
Available for sale securities, contractual maturities, Total	8,910	14,271
Money Market Funds [Member]
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities less than 1 year	4,972	19,876
Available for sale securities, contractual maturities, Total	4,972	19,876
Emerging Markets [Member]
Schedule Of Available For Sale Securities [Line Items]
Available for sale securities, contractual maturities less than 1 year		1,995
Available for sale securities, contractual maturities between 5 to 10 years	209	202
Available for sale securities, contractual maturities, Total	$ 209	$ 2,197

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