SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Exit or Disposal Cost Obligations) (Narrative) (Details) - USD ($)	3 Months Ended	6 Months Ended	12 Months Ended
	May 31, 2017	Feb. 28, 2018	Aug. 31, 2017
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]
Exit obligation, Other long-term liabilities	$ 496,000	$ 2,800,000
Current exit obligation		43,000	$ 57,000
Exit obligation, Warehouse expenses		$ 623,000	$ 1,400,000