IMPAIRMENT OF GOODWILL AND INTANGIBLE ASSETS (Narrative) (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2014 USD ($)	Sep. 30, 2016 USD ($) segment	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)
Impairment of Goodwill and Intangible Assets [Abstract]
Number of reportable segments | segment		1
Fair Value of Long Lived Assets	$ 3,000
Pre-tax Impairment Charge	$ 10,300
Goodwill		$ 6,685	$ 6,685	$ 28,383
Goodwill, Impairment Loss			$ 21,698