DEBT (Summary of Changes in Long-Term Debt) (Details) - USD ($) $ in Thousands		9 Months Ended
		May 31, 2016	May 31, 2015	Aug. 31, 2015
Debt Instrument [Line Items]
Long-term debt, Current Balance		$ 17,169
Long-term debt, Noncurrent Balance		73,365
Total	[1]	90,534
Proceeds from long-term debt total		7,370	$ 45,477
Repayments of long-term debt, Current		(553)
Repayments of long-term debt, Noncurrent		(9,638)
Repayment of long-term bank borrowings		(10,191)	(27,783)
Reclassification of long-term debt, Current		(731)
Reclassification of long-term debt, Noncurrent		731
Translation adjustments on foreign-currency debt of subsidiaries whose functional currency is not the U.S. dollar, Current	[2]	214
Translation adjustments on foreign-currency debt of subsidiaries whose functional currency is not the U.S. dollar, Noncurrent	[2]	(366)
Translation adjustments on foreign-currency debt of subsidiaries whose functional currency is not the U.S. dollar	[2]	(152)
Long-term debt, Current		16,099
Long-term debt, Balance		71,462
Total	[3]	87,561
Costa Rica Subsidiary [Member]
Debt Instrument [Line Items]
Proceeds from long-term debt, Noncurrent		7,370
Proceeds from long-term debt total		7,370
Cash Asset [Member]
Debt Instrument [Line Items]
Debt Instrument, Collateral amount		0	$ 0	$ 0
NonCash Asset [Member]
Debt Instrument [Line Items]
Debt Instrument, Collateral amount		$ 100,000		$ 104,100

[1] The carrying amount on non-cash assets assigned as collateral for this total was $104.1 million. No cash assets were assigned as collateral for this total.

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

[3] The carrying amount on non-cash assets assigned as collateral for this total was $100.0 million. No cash assets were assigned as collateral for this total.