DEFINED BENEFIT PENSION EXPENSE (Details) - Summary of Defined Benefit Pension Expense (USD $) In Thousands, unless otherwise specified	3 Months Ended			6 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2014	Mar. 31, 2013
Summary of Defined Benefit Pension Expense [Abstract]
Service cost	$ 45	$ 48		$ 90	$ 98
Interest cost	2,500	2,422		5,000	4,847
Expected return on plan assets	(2,885)	(3,136)		(5,770)	(6,274)
Amortization:
Prior service cost	4	5		8	10
Recognized actuarial loss	489	840		978	1,680
Loss on pension settlement			(2,142)		2,142
Net periodic expense	$ 153	$ 179		$ 306	$ 2,503