DEFINED BENEFIT PENSION EXPENSE (Details) - Summary of Defined Benefit Pension Expense - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Compensation and Retirement Disclosure [Abstract]
Service cost	$ 0	$ 0	$ 0	$ 90
Interest cost	2,207	2,416	6,621	7,415
Expected return on plan assets	(2,932)	(2,820)	(8,796)	(8,590)
Amortization:
Prior service cost	4	4	12	11
Recognized actuarial loss	541	485	1,623	1,463
Net periodic expense (income)	$ (180)	$ 85	$ (540)	$ 389