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Investments - Schedule of Contractual Maturities of Cash Equivalents And Available-for-Sale Debt Investments (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Debt Securities, Available-for-sale [Line Items]
Within 1 year, Amortized Cost	$ 494,272
After 1 year through 5 years, Amortized Cost	104,599
Total, Amortized Cost	676,361	$ 581,367
Within 1 year, Fair Value	494,845
After 1 year through 5 years, Fair Value	105,397
Total Fair Value	676,761	$ 581,573
Asset-backed securities
Debt Securities, Available-for-sale [Line Items]
Asset- and mortgage-backed securities, Amortized Cost	77,490
Asset- and mortgage-backed securities, Fair Value	$ 76,519

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