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Income Before Income Taxes (Detail) - USD ($) $ in Thousands | 12 Months Ended
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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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