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Income Before Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Income Before Income Taxes [Line Items]
Income Before Income Taxes	$ (22,042)	$ 60,207	$ 75,268
U.S.
Income Before Income Taxes [Line Items]
Income Before Income Taxes	(85,681)	38,554	55,753
Foreign
Income Before Income Taxes [Line Items]
Income Before Income Taxes	$ 63,639	$ 21,653	$ 19,515

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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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