UNCONSOLIDATED AFFILIATES (Summary of Financial Information of Unconsolidated Affiliates) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2016	May 31, 2015	May 31, 2016	May 31, 2015	Aug. 31, 2015
Assets and Liabilities, Net
Current assets	$ 607		$ 607		$ 432
Noncurrent assets	11,858		11,858		12,157
Current liabilities	243		243		1,120
Noncurrent liabilities	15		15		$ 11
Net Income (Loss)
Net income (loss)	$ (13)	$ 63	$ 362	$ 90