SUBSEQUENT EVENTS (Details) (USD $)	9 Months Ended
	May 31, 2015
HONDURAS | Derivative Swaps [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Interest Rate Description	P3M
Debt Instrument, Basis Spread on Variable Rate	3.25%
Derivative, Notional Amount	$ 8,500,000
Derivative, Fixed Interest Rate	10.75%
Line of Credit Facility, Expiration Period	5 years
HONDURAS | Colombia, Pesos | Derivative Swaps [Member]
Subsequent Event [Line Items]
Derivative, Notional Amount	185,600,000
COLOMBIA | Forward Foreign Exchange Contracts [Member]
Subsequent Event [Line Items]
Derivative, Notional Amount	8,000,000
Banco de America Central [Member] | Loans [Member]
Subsequent Event [Line Items]
Repayments of Lines of Credit	8,200,000
Line of Credit Facility, Maximum Borrowing Capacity	13,700,000
Line of Credit Facility, Expiration Period	10 years
Grace Period for Loan Payments	P24M
Banco de America Central [Member] | Colombia, Pesos | Loans [Member]
Subsequent Event [Line Items]
Repayments of Lines of Credit	179,300,000
Line of Credit Facility, Maximum Borrowing Capacity	286,000,000
Citibank [Member] | Loans [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 8,500,000
Line of Credit Facility, Interest Rate Description	P3M
Debt Instrument, Basis Spread on Variable Rate	3.25%
Line of Credit Facility, Expiration Period	5 years
Minimum [Member] | Banco de America Central [Member] | Loans [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Interest Rate at Period End	12.50%
Maximum [Member] | Banco de America Central [Member] | Loans [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Interest Rate at Period End	12.75%