Derivative Financial Instruments and Hedging Activities - Schedule of Fair Value of Derivative Instruments (Detail) - USD ($) $ in Thousands	Aug. 31, 2022	May 31, 2022
Derivative [Line Items]
Asset Derivatives at Fair Value	$ 8,345	$ 12,643
Liability Derivatives at Fair Value	17,716	9,003
Derivatives Designated As Hedging Instruments
Derivative [Line Items]
Asset Derivatives at Fair Value	158	1,040
Liability Derivatives at Fair Value	11,474	4,582
Derivatives Designated As Hedging Instruments | Commodity Contracts
Derivative [Line Items]
Asset Derivatives at Fair Value	20	1,040
Liability Derivatives at Fair Value	11,474	4,565
Derivatives Designated As Hedging Instruments | Commodity Contracts | Accounts Payable
Derivative [Line Items]
Liability Derivatives at Fair Value	11,378	4,517
Derivatives Designated As Hedging Instruments | Commodity Contracts | Receivables
Derivative [Line Items]
Asset Derivatives at Fair Value	20	1,040
Derivatives Designated As Hedging Instruments | Commodity Contracts | Other Liabilities
Derivative [Line Items]
Liability Derivatives at Fair Value	96	48
Derivatives Designated As Hedging Instruments | Foreign Currency Exchange Contracts
Derivative [Line Items]
Liability Derivatives at Fair Value		17
Derivatives Designated As Hedging Instruments | Foreign Currency Exchange Contracts | Other Assets
Derivative [Line Items]
Asset Derivatives at Fair Value	138
Derivatives Designated As Hedging Instruments | Foreign Currency Exchange Contracts | Other Liabilities
Derivative [Line Items]
Liability Derivatives at Fair Value		17
Derivatives Not Designated As Hedging Instruments
Derivative [Line Items]
Asset Derivatives at Fair Value	8,187	11,603
Liability Derivatives at Fair Value	6,242	4,421
Derivatives Not Designated As Hedging Instruments | Commodity Contracts
Derivative [Line Items]
Asset Derivatives at Fair Value	8,187	11,603
Liability Derivatives at Fair Value	5,966	4,166
Derivatives Not Designated As Hedging Instruments | Commodity Contracts | Accounts Payable
Derivative [Line Items]
Liability Derivatives at Fair Value	5,893	4,142
Derivatives Not Designated As Hedging Instruments | Commodity Contracts | Receivables
Derivative [Line Items]
Asset Derivatives at Fair Value	8,034	11,555
Derivatives Not Designated As Hedging Instruments | Commodity Contracts | Other Assets
Derivative [Line Items]
Asset Derivatives at Fair Value	153	48
Derivatives Not Designated As Hedging Instruments | Commodity Contracts | Other Liabilities
Derivative [Line Items]
Liability Derivatives at Fair Value	73	24
Derivatives Not Designated As Hedging Instruments | Foreign Currency Exchange Contracts | Accounts Payable
Derivative [Line Items]
Liability Derivatives at Fair Value	$ 276	$ 255