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CREDIT ARRANGEMENTS (Long-term Debt) (Details) - USD ($) $ in Thousands | Aug. 31, 2024 | Aug. 31, 2023 | Feb. 28, 2022 | Jan. 31, 2022 | Feb. 28, 2021
--- | --- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |
Total long-term debt including current maturities | $ 1,198,241 | $ 1,164,991 |  |  |
Less debt issuance costs | (13,073) | (14,840) |  | $ (9,400) |
Plus unamortized bond premium | 4,453 | 4,646 |  |  |
Total amounts outstanding | 1,189,621 | 1,154,797 |  |  |
Less current maturities of long-term debt and short-term borrowings | (38,786) | (40,513) |  |  |
Long-term debt | $ 1,150,835 | $ 1,114,284 |  |  |
Finance leases, weighted average discount rate |  | 4.926% |  |  |
Short-term debt, weighted average interest rate | 6.79% | 780.00% |  |  |
$300 million notes at 4.125% due February 2030 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Weighted average interest rate | 4.125% |  |  | 4.125% |
Total long-term debt including current maturities | $ 300,000 | $ 300,000 |  | $ 300,000 |
2031 Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Weighted average interest rate | 3.875% |  |  |  | 3.875%
Total long-term debt including current maturities | $ 300,000 | 300,000 |  |  | $ 300,000
2032 Notes |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Weighted average interest rate | 4.375% |  |  | 4.375% |
Total long-term debt including current maturities | $ 300,000 | 300,000 |  | $ 300,000 |
Series 2022 Bonds, due 2047 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Weighted average interest rate | 4.00% |  | 4.00% |  |
Total long-term debt including current maturities | $ 145,060 | 145,060 |  |  |
Less debt issuance costs |  |  | $ (3,100) |  |
Short-term borrowings |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total long-term debt including current maturities | $ 0 | 8,419 |  |  |
Other |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Weighted average interest rate | 5.10% |  |  |  |
Total long-term debt including current maturities | $ 11,910 | 16,042 |  |  |
Finance leases |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Total long-term debt including current maturities | $ 141,271 | $ 95,470 |  |  |
Finance leases, weighted average discount rate | 5.134% |  |  |  |

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