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Cash and Cash Equivalents, and Investments and Fair Value Measurements - Contractual Maturity (Details) $ in Thousands	Sep. 30, 2022 USD ($)
Adjusted Cost
Due in 1 year or less	$ 886,612
Due in 1-2 years	292,696
Investments not due at a single maturity date	34,218
Adjusted Cost	1,213,526
Fair Value
Due in 1 year or less	871,408
Due in 1-2 years	286,781
Investments not due at a single maturity date	34,218
Fair Value	$ 1,192,407

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