GOODWILL AND OTHER INTANGIBLES (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization expense	$ 7,656	$ 7,908	$ 7,837
Amortization expense estimated for 2015	7,602
Amortization expense estimated for 2016	7,541
Amortization expense estimated for 2017	7,390
Amortization expense estimated for 2018	7,272
Amortization expense estimated for 2019	6,793
Amortization expense estimated thereafter	$ 94,789