DEBT (Summary of Changes in Long-Term Debt) (Details) - USD ($) $ in Thousands		6 Months Ended
		Feb. 28, 2017	Feb. 29, 2016	Aug. 31, 2016
Debt Instrument [Line Items]
Long-term debt, Current Balance		$ 14,565
Long-term debt, Noncurrent Balance		73,542
Total	[1]	88,107
Proceeds from long-term debt incurred during the period, Noncurrent		35,700
Proceeds from long-term debt total		35,700	$ 7,370
Regularly scheduled loan payments, Noncurrent		(7,231)
Regularly scheduled loan payments total		(7,231)
Translation adjustments on foreign-currency debt of subsidiaries whose functional currency is not the U.S. dollar, Current	[2]	58
Translation adjustments on foreign-currency debt of subsidiaries whose functional currency is not the U.S. dollar, Noncurrent	[2]	(69)
Translation adjustments on foreign-currency debt of subsidiaries whose functional currency is not the U.S. dollar	[2]	(11)
Long-term debt, Current Balance		14,623
Long-term debt, Noncurrent Balance		101,942
Total	[3]	116,565
Cash Asset [Member]
Debt Instrument [Line Items]
Debt Instrument, Collateral amount		0		$ 0
NonCash Asset [Member]
Debt Instrument [Line Items]
Debt Instrument, Collateral amount		$ 141,800		$ 102,400

[1] The carrying amount of non-cash assets assigned as collateral for these loans was $102.4 million. No cash assets were assigned as collateral for these loans.

[2] These foreign currency translation adjustments are recorded within Other comprehensive income.

[3] The carrying amount of non-cash assets assigned as collateral for these loans was $141.8 million. No cash assets were assigned as collateral for these loans.