Derivative Financial Instruments and Hedging Activities - Fair Value of Commodity Derivative Instruments (Details) - USD ($) $ in Thousands	May 31, 2024	Aug. 31, 2023
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	$ 202,608	$ 362,930
Derivative Asset, Fair Value, Gross Asset	207,893	312,842
Cash Flow Hedging \| Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	400	5,345
Derivative Asset, Fair Value, Gross Asset	$ 4,399	$ 8,395

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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