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FAIR VALUE (Financial Assets and Financial Liabilities Measured at Fair Value on Recurring Basis) (Details) - USD ($) | May 31, 2025 | Aug. 31, 2024 | May 31, 2024
--- | --- | --- | ---
Significant Unobservable Inputs (Level 3) | Minimum | Commodity | Valuation Technique, Discounted Cash Flow |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Energy floating rate | $ 369 |  | $ 324
Significant Unobservable Inputs (Level 3) | Maximum | Commodity | Valuation Technique, Discounted Cash Flow |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Energy floating rate | 563 |  | 510
Significant Unobservable Inputs (Level 3) | Average | Commodity | Valuation Technique, Discounted Cash Flow |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Energy floating rate | 453 |  | $ 405
Fair value, measurements, recurring | Money market investments |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Money market investments | 772,026,000 | $ 718,110,000 |
Fair value, measurements, recurring | Commodity |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 70,312,000 | 40,225,000 |
Derivative liabilities | 168,000 | 3,602,000 |
Fair value, measurements, recurring | Foreign exchange |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 1,428,000 | 419,000 |
Derivative liabilities | 1,336,000 | 1,885,000 |
Fair value, measurements, recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Money market investments |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Money market investments | 772,026,000 | 718,110,000 |
Fair value, measurements, recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Commodity |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 3,324,000 | 2,196,000 |
Derivative liabilities | 168,000 | 3,602,000 |
Fair value, measurements, recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Foreign exchange |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 0 | 0 |
Derivative liabilities | 0 | 0 |
Fair value, measurements, recurring | Significant Other Observable Inputs (Level 2) | Money market investments |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Money market investments | 0 | 0 |
Fair value, measurements, recurring | Significant Other Observable Inputs (Level 2) | Commodity |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 0 | 0 |
Derivative liabilities | 0 | 0 |
Fair value, measurements, recurring | Significant Other Observable Inputs (Level 2) | Foreign exchange |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 1,428,000 | 419,000 |
Derivative liabilities | 1,336,000 | 1,885,000 |
Fair value, measurements, recurring | Significant Unobservable Inputs (Level 3) | Money market investments |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Money market investments | 0 | 0 |
Fair value, measurements, recurring | Significant Unobservable Inputs (Level 3) | Commodity |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 66,988,000 | 38,029,000 |
Derivative liabilities | 0 | 0 |
Fair value, measurements, recurring | Significant Unobservable Inputs (Level 3) | Foreign exchange |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Derivative assets | 0 | 0 |
Derivative liabilities | $ 0 | $ 0 |

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