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EMPLOYEES' RETIREMENT PLANS (Weighted-average Assumptions) (Details) | 12 Months Ended
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Aug. 31, 2019
Defined Benefit Plan Obligations |
Effective discount rate for benefit obligations | 3.20%
Net Periodic Benefit Cost |
Effective rate for interest on benefit obligations | 4.30%
Effective rate for service cost | 4.70%
Expected long-term rate of return | 6.00%
Expected long-term rate of return on plan assets for 2020 | 6.00%

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