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INCOME TAX (Reconciliation of Federal Statutory Rate to Effective Tax Rate from Continuing Operations) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Aug. 31, 2025 | Aug. 31, 2024 | Aug. 31, 2023
Income Tax Disclosure [Abstract] |  |  |
Income tax expense at statutory rate | $ 22,584 | $ 133,491 | $ 235,613
State and local taxes | 4,341 | 17,629 | 33,621
Research and development credit | (7,255) | (1,151) | (7,986)
Foreign rate differential | (1,344) | 513 | (1,365)
Interest expense related to uncertain tax positions | 1,314 | 2,154 | 1,052
Non-deductible compensation | 1,300 | 1,651 | 1,825
Nontaxable gain | (2,131) | (1,786) | (1,055)
TCJA - Toll charge and related foreign tax credits | (2,766) | 0 | 0
Other | 6,840 | (2,321) | 502
Income tax expense | $ 22,883 | $ 150,180 | $ 262,207
Effective income tax rate | 21.30% | 23.60% | 23.40%

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