SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Summary of Restricted Cash) (Details) - USD ($) $ in Thousands		Aug. 31, 2016	Aug. 31, 2015
Cash and Cash Equivalents [Line Items]
Short-term restricted cash		$ 518	$ 61
Other long-term restricted cash		2,676	1,464
Total restricted cash		3,194	1,525
Federal Regulatory Requirements [Member]
Cash and Cash Equivalents [Line Items]
Restricted cash for land purchase option agreements		442
Short-term restricted cash		76	61
Other long-term restricted cash	[1]	$ 2,676	$ 1,464

[1] August 31,August 31,20162015Short-term restricted cash:Restricted cash for land purchase option agreements$ 442$ -Short-term restricted cash 76 61Total short-term restricted cash$ 518$ 61Long-term restricted cash:Other long-term restricted cash (1)$ 2,676$ 1,464Total long-term restricted cash$ 2,676$ 1,464Total restricted cash$ 3,194$ 1,525The other restricted cash consists mainly of cash deposits held within banking institutions in compliance with federal regulatory requirements in Costa Rica and Panama.