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Other Expense (Income), Net | 3 Months Ended
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Aug. 31, 2018
Other Income And Expenses [Abstract] |
Other Expense (Income), Net | NOTE 8 — OTHER EXPENSE (INCOME), NET Other expense (income), net, consists of the following components:
|  | Three Months Ended |
|  | August 31, |  |  | August 31, |
(In thousands) |  | 2018 |  |  | 2017 |
Royalty expense, net |  | $ | 3 |  |  | $ | 268 |
(Income) related to unconsolidated equity affiliates |  |  | (118 | ) |  |  | (273 | )
Pension non-service costs |  |  | 428 |  |  |  | - |
Other expense (income), net |  | $ | 313 |  |  | $ | (5 | )

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