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Derivative Financial Instruments and Hedging Activities - Schedule of Gain (Loss) Recognized in Earnings for Economic (Non-Designated) Derivative Financial Instruments (Detail) - USD ($) $ in Thousands | 12 Months Ended
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May 31, 2023 | May 31, 2022
Derivative [Line Items] |  |
Gain (Loss) Recognized in Earnings | $ (13,125) | $ 13,669
Commodity Contracts | Cost of Sales |  |
Derivative [Line Items] |  |
Gain (Loss) Recognized in Earnings | (13,125) | 13,935
Foreign Currency Exchange Contracts | Miscellaneous Income, Net |  |
Derivative [Line Items] |  |
Gain (Loss) Recognized in Earnings |  | $ (266)
Derivatives Not Designated As Hedging Instruments | Commodity Contracts |  |
Derivative [Line Items] |  |
Gain (Loss) Recognized in Earnings | $ 172 |

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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4CC -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL109998890-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
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