EMPLOYEE BENEFIT PLANS, MIX AND TARGETED ALLOCATION (Details)	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	100.00%
Assets	100.00%	100.00%
US Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	40.00%
Assets	38.00%	39.00%
International Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	20.00%
Assets	19.00%	20.00%
Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Target Allocation	40.00%
Assets	43.00%	41.00%