Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details) $ in Thousands	3 Months Ended
Dec. 31, 2024 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Balance as of September 30, 2024	$ 296,858
Effect of foreign currency translation	(7,972)
Balance as of December 31, 2024	$ 288,886

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details