DEBT Debt - Long Term (Details) - USD ($) $ in Thousands		Nov. 30, 2015		Aug. 31, 2015
Debt Instrument [Line Items]
Debt Instrument, Collateral, Non-Cash		$ 107,500		$ 104,100
Long-term Debt, Current Maturities		15,986		17,169
Long-term Debt, Excluding Current Maturities		78,437		73,365
Long-term Debt		94,423	[1]	90,534	[2]
Proceeds from long-term debt [Member] | COSTA RICA
Debt Instrument [Line Items]
Long-term Debt, Current Maturities		0
Long-term Debt, Excluding Current Maturities		7,370
Long-term Debt		7,370
Regularly scheduled loan payments [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities		(238)
Long-term Debt, Excluding Current Maturities		(3,107)
Long-term Debt		(3,345)
Reclassifications of long-term debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities		(944)
Long-term Debt, Excluding Current Maturities		944
Long-term Debt		0
Other Comprehensive Income Location [Domain] | Reclassifications of long-term debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities	[3]	(1)
Long-term Debt, Excluding Current Maturities	[3]	(135)
Long-term Debt	[3]	(136)
Debt with Covenants [Member] | Group of Subsidiaries [Member]
Debt Instrument [Line Items]
Long-term Debt		$ 45,600		$ 47,400

[1] (3) The carrying amount on non-cash assets assigned as collateral for this total was $107.5 million. No cash assets were assigned as collateral for this total.

[2] (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.

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