Income Taxes - Components of (Loss) Income Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Domestic	$ (11,825)	$ 65,636
Foreign	(6,792)	(7,438)
(Loss) income before income taxes	$ (18,617)	$ 58,198

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details