DEBT (Schedule of Annual Maturities of Long-Term Debt) (Details) - USD ($) $ in Thousands	May 31, 2018		Aug. 31, 2017	[2]
DEBT [Abstract]
2019	$ 14,644
2020	23,281
2021	12,881
2022	6,621
2023	4,125
Thereafter	44,300
Total	$ 105,852	[1]	$ 106,297

[1] The carrying amount of non-cash assets assigned as collateral for these loans was $129.5 million. No cash assets were assigned as collateral for these loans.

[2] The carrying amount of non-cash assets assigned as collateral for these loans was $128.4 million. No cash assets were assigned as collateral for these loans.