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Quarterly Result of Operations (Parenthetical) (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
May 31, 2018 | May 31, 2019 | May 31, 2018
Quarterly Financial Information [Line Items] |  |  |
Inventory markdowns | $ 36,500 | $ 10,500 |
Restructuring charges |  | 42,310 | $ 17,514
Additional restructuring charges | 17,500 |  |
Consumer Segment |  |  |
Quarterly Financial Information [Line Items] |  |  |
Inventory markdowns | 36,500 | 10,500 |
Industrial Segment |  |  |
Quarterly Financial Information [Line Items] |  |  |
Inventory markdowns | 1,200 | $ 10,000 |
Industrial Segment | Location Closing | China | Bad Debt and Inventory Reserve |  |  |
Quarterly Financial Information [Line Items] |  |  |
Pretax charges relating to decision to exit | $ 4,200 |  |

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