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Balance Sheet Details - Other Current Assets (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023
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Balance Sheet Details [Abstract] |  |
Unbilled receivables | $ 401,104 | $ 374,113
Prepaid expenses | 93,467 | 84,506
Capitalized contract acquisition costs | 32,681 | 31,206
Other1 | 42,215 | 64,919
Other Assets, Current | 569,467 | 554,744
(1) Deposit Assets | $ 0 | $ 36,200

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