Balance Sheet Details - Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023
Balance Sheet Details [Abstract]
Unbilled receivables	$ 379,904	$ 374,113
Prepaid expenses	116,621	84,506
Capitalized contract acquisition costs	30,411	31,206
Other (1)	63,018	64,919
Other Assets, Current	589,954	554,744
(1)Deposit Assets	4,900	36,200
(1)Income Taxes Receivable, Current	$ 25,400	$ 5,200

Balance Sheet Details [Abstract]

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- Definition

Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

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- Definition

The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement.

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- Definition

Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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- Definition

Amount of current assets classified as other.

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Amount of other miscellaneous assets expected to be realized or consumed within one year or operating cycle, if longer.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.

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