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Derivatives and Hedging - Schedule of Derivatives Instruments for Gains or Losses Initially Recognized in AOCI in Consolidated Balance Sheet (Detail) - Derivatives Designated as Hedging Instruments - USD ($) $ in Thousands | 12 Months Ended
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May 31, 2023 | May 31, 2022
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Pretax gain/(loss) recognized in AOCI |  | $ 60,473
Pretax gain/(loss) reclassified from AOCI into income | $ 1,766 | 12,097
Interest Rate Swap | Interest (Expense) Income | Cash Flow |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Pretax gain/(loss) recognized in AOCI |  | 4,508
Pretax gain/(loss) reclassified from AOCI into income, cash flow |  | (3,272)
Cross Currency Swap | Interest Income | Cash Flow |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Pretax gain/(loss) recognized in AOCI |  | 15,494
Pretax gain/(loss) reclassified from AOCI into income, cash flow | $ 1,766 | 611
Cross Currency Swap | Foreign Exchange (Loss) | Cash Flow |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Pretax gain/(loss) reclassified from AOCI into income, cash flow |  | 14,758
Cross Currency Swap | Gain or (loss) on sale of subsidiary | Net Investment |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Pretax gain/(loss) recognized in AOCI |  | $ 40,471

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- Definition Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-15 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 4C -Subparagraph (c) -SubTopic 10 -Topic 815 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4C + Details
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