DEBT (Schedule of Long-Term Debt) (Details) - USD ($) $ in Thousands		Aug. 31, 2020		Aug. 31, 2019		Aug. 31, 2018
Debt Instrument [Line Items]
Total long-term loans	[1]	$ 132,047	[2]	$ 89,586	[3]	$ 102,575
Less: current portion		19,437		25,875		14,855
Long-term debt, net of current portion		112,610		63,711		$ 87,720
Cross Currency Interest Rate Swap With Non-Cash Assets And/Or Cash Or Cash Equivalents [Member]
Debt Instrument [Line Items]
Total long-term loans		42,585		24,224
Interest Rate Swap With Non-Cash Assets And/Or Cash Or Cash Equivalents [Member]
Debt Instrument [Line Items]
Total long-term loans		45,519		53,544
Non-Cash Assets And/Or Cash Or Cash Equivalents [Member]
Debt Instrument [Line Items]
Total long-term loans		$ 43,943		$ 11,818

[1] The carrying amount on non-cash assets assigned as collateral for these loans was $125.9 million. No cash assets were assigned as collateral for these loans.

[2] The carrying amount on non-cash assets assigned as collateral for these loans was $158.6 million. No cash assets were assigned as collateral for these loans.

[3] The carrying amount on non-cash assets assigned as collateral for these loans was $111.3 million. No cash assets were assigned as collateral for these loans.