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Cash and Cash Equivalents, Investments and Fair Value Measurements - Contractual Maturity (Details) $ in Thousands	Sep. 30, 2024 USD ($)
Adjusted Cost
Due within one year	$ 208,991
Due after one year through three years	266,939
Investments not due at a single maturity date	99,550
Adjusted Cost	575,480
Fair Value
Due within one year	209,003
Due after one year through three years	270,161
Investments not due at a single maturity date	99,550
Fair Value	$ 578,714

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