Investment (Income), Net - Investment (Income), Net (Detail) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2025 |
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| Investment Income, Net [Abstract] | ||
| Interest (income) | $ (3,865) | $ (3,760) |
| Net (gain) on marketable securities | (2,032) | (8,673) |
| Dividend (income) | (1,621) | (971) |
| Investment (income), net | $ (7,518) | $ (13,404) |
| X | ||||||||||
- Definition This item represents investment income derived from investments in debt and equity securities consisting of interest income earned from investments in debt securities and on cash and cash equivalents, dividend income from investments in equity securities, and income or expense derived from the amortization of investment related discounts or premiums, respectively, net of related investment expenses. This item also includes realized gains or losses on sales of investments in debt and equity securities, and other than temporary losses related to investments in debt and equity securities during the period. This account does not include investment income from real or personal property, such as rental income. No definition available.
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- Definition Amount of unrealized and realized gain (loss) on investment in debt and equity securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of interest income (expense) classified as nonoperating. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of dividend income on nonoperating securities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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