DEFINED BENEFIT PENSION EXPENSE (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Mar. 31, 2012	Mar. 31, 2013
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	$ (2,142)	$ 0	$ (2,142)
Defined Benefit Plan, Settlements, Benefit Obligation	3,472
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	$ 3,649