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EMPLOYEES' RETIREMENT PLANS (Future Pension Benefit Payments) (Details) $ in Thousands | Aug. 31, 2020 USD ($)
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Retirement Benefits [Abstract] |
2021 | $ 2,082
2022 | 1,856
2023 | 1,843
2024 | 1,830
2025 | 1,790
Next five years | $ 8,701

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