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Other Expense, Net (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Nov. 30, 2020 | Nov. 30, 2019 | Nov. 30, 2020 | Nov. 30, 2019
Other Income And Expenses [Abstract] |  |  |  |
Royalty (income) expense, net | $ 60 | $ (360) | $ 29 | $ (94)
(Income) expense related to unconsolidated equity affiliates | (297) | (65) | (484) | 25
Pension non-service costs | 3,370 | 1,550 | 6,706 | 2,979
Loss on divestiture |  | 826 |  | 826
Other expense, net | $ 3,133 | $ 1,951 | $ 6,251 | $ 3,736

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- Definition Pension non-service costs. + References No definition available. + Details
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- Definition Ancillary income/expense earned/paid during the period from the consideration received by/paid to the entity for the use of its rights and property by another party, or the entity's use of the rights and property of another party. Examples include licensing the use of copyrighted materials and leasing the extraction of natural resources. + References No definition available. + Details
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