POST EMPLOYMENT PLANS (Schedule of Defined Benefit Plans) (Details) - USD ($)	12 Months Ended
	Aug. 31, 2017		Aug. 31, 2016		Aug. 31, 2015
Defined Benefit Plan Disclosure [Line Items]
Start of period	$ (882,000)		$ (807,000)
Service cost	88,000		234,000
Interest cost	(80,000)		(51,000)
Actuarial gains/(losses)	(196,000)		(258,000)
Totals	(1,070,000)		(882,000)		$ (807,000)
Start of period, Accumulated Other Comprehensive Loss	465,000	[1]	172,000
Prior service cost (amortization), Accumulated Other Comprehensive Loss	(55,000)		35,000
Actuarial gains/(losses), Accumulated Other Comprehensive Loss	240,000		258,000
Totals, Accumulated Other Comprehensive Loss	650,000		465,000	[1]	172,000
Deferred tax asset on defined benefit plan	208,000		150,000
Accumulated other comprehensive income (loss), net of tax	(442,000)		(315,000)
Operating Expense [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost	119,000		35,000		192,000
Interest cost	(80,000)		(52,000)		(21,000)
Prior service cost (including amortization)	(55,000)		(56,000)		232,000
Actuarial gains/(losses), Operating Expenses	(45,000)		(87,000)		(91,000)
Totals	$ 209,000		$ 56,000		$ (110,000)

[1] The Company has recorded a deferred tax (liability)/asset of $208,000 and $150,000 as of August 31, 2017 and 2016, respectively, relating to the unrealized expense on defined benefit plans. The Company also recorded accumulated other comprehensive income (loss), net of tax, for $(442,000) and $(315,000) as of August 31, 2017 and 2016, respectively.