Contract Balance - Deferred Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2024	Sep. 30, 2024
Revenue from Contract with Customer [Abstract]
Contract with Customer, Liability	$ 168,579	$ 160,209
Revenue recognized that was included in the deferred revenues balance at the beginning of the period	75,280
Increases due to billings, excluding amounts recognized as revenue during the period	83,650
Deferred revenue, current portion	165,400	156,900
Deferred revenue, noncurrent	$ 3,200	$ 3,300