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Investment (Income), Net | 6 Months Ended
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Nov. 30, 2023
Other Income and Expenses [Abstract] |
Investment (Income), Net | NOTE 5 — INVESTMENT (INCOME), NET Investment (income), net, consists of the following components:
|  | Three Months Ended |  |  | Six Months Ended |
|  | November 30, |  | November 30, |  |  | November 30, |  | November 30, |
(In thousands) |  | 2023 |  | 2022 |  |  | 2023 |  | 2022 |
Interest (income) |  | $ | (4,897 | ) | $ | (2,389 | ) |  | $ | (10,348 | ) | $ | (4,539 | )
Net loss (gain) on marketable securities |  |  | 225 |  |  | (3,794 | ) |  |  | (6,226 | ) |  | 2,812 |
Dividend (income) |  |  | (617 | ) |  | (668 | ) |  |  | (1,154 | ) |  | (1,460 | )
Investment (income), net |  | $ | (5,289 | ) | $ | (6,851 | ) |  | $ | (17,728 | ) | $ | (3,187 | )
Net Loss (Gain) on Marketable Securities
|  | Three Months Ended |  |  | Six Months Ended |
|  | November 30, |  | November 30, |  |  | November 30, |  | November 30, |
(In thousands) |  | 2023 |  | 2022 |  |  | 2023 |  | 2022 |
Unrealized losses (gains) on marketable equity securities |  | $ | 103 |  | $ | (3,754 | ) |  | $ | (6,424 | ) | $ | 2,759 |
Realized losses (gains) on marketable equity securities |  |  | 87 |  |  | (40 | ) |  |  | 132 |  |  | 89 |
Realized losses (gains) on available-for-sale debt securities |  |  | 35 |  |  | - |  |  |  | 66 |  |  | (36 | )
Net loss (gain) on marketable securities |  | $ | 225 |  | $ | (3,794 | ) |  | $ | (6,226 | ) | $ | 2,812 |

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