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Segment Information - Revenues by Geographic Region (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Schedule of Revenues by Geographic Region [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 766,489	$ 692,597
United States
Schedule of Revenues by Geographic Region [Line Items]
Revenue from contract with customer, excluding assessed tax	407,388	350,075
Other Americas
Schedule of Revenues by Geographic Region [Line Items]
Revenue from contract with customer, excluding assessed tax	24,585	26,315
Total Americas
Schedule of Revenues by Geographic Region [Line Items]
Revenue from contract with customer, excluding assessed tax	431,973	376,390
EMEA
Schedule of Revenues by Geographic Region [Line Items]
Revenue from contract with customer, excluding assessed tax	204,387	193,363
APAC
Schedule of Revenues by Geographic Region [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 130,129	$ 122,844

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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