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EMPLOYEES' RETIREMENT PLANS (Fair Value of Plan Assets) (Details) - USD ($) $ in Thousands	Aug. 31, 2019	Aug. 31, 2018
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ 23,435	$ 0
Fixed income securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	11,738
Equity securities:
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	11,303
Domestic
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	6,090
International
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2,981
Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	2,232
Cash
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	411
Total
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	23,452
Other
Defined Benefit Plan Disclosure [Line Items]
Fair value of plan assets	$ (17)

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No definition available.

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Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
-Section 50
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