DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Schedule of Interest Rate Derivatives) (Details) - Cash Flow Hedging [Member]	Aug. 31, 2016 USD ($)
Costa Rica $7.5m Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 7,500,000
Debt instrument, Basis spread on variable rate	2.50%
Derivative, Fixed interest rate	7.65%
Honduras $8.5m Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 8,500,000
Debt instrument, Basis spread on variable rate	3.25%
Derivative, Fixed interest rate	10.75%
El Salvador $4M Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 4,000,000
Debt instrument, Basis spread on variable rate	3.50%
Derivative, Fixed interest rate	4.78%
Colombia $15M Cross Currency Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 15,000,000
Debt instrument, Basis spread on variable rate	2.80%
Derivative, Fixed interest rate	8.25%
Panama $10M Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 10,000,000
Debt instrument, Basis spread on variable rate	3.50%
Derivative, Fixed interest rate	5.16%
Honduras $5M Cross Currency Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 5,000,000
Debt instrument, Basis spread on variable rate	3.50%
Derivative, Fixed interest rate	11.60%
Panama $5M Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 5,000,000
Debt instrument, Basis spread on variable rate	3.50%
Derivative, Fixed interest rate	4.89%
Panama $20M Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 19,800,000
Debt instrument, Basis spread on variable rate	3.50%
Derivative, Fixed interest rate	4.98%
Panama $4M Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional amount	$ 3,970,000
Debt instrument, Basis spread on variable rate	3.50%
Derivative, Fixed interest rate	4.98%