Income Taxes - Components of Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2025	May 31, 2024	May 31, 2023
Loss before tax expense:
U.S.	$ (30,172)	$ (177,314)	$ (45,240)
Non-U.S.	(3,860)	(14,324)	(9,197)
Loss before income tax benefit	$ (34,032)	$ (191,638)	$ (54,437)

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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