EMPLOYEE BENEFIT PLANS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended			1 Months Ended	12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2011	Jan. 31, 2013 Adjusted Funding Target Attainment Percent [Member]	Sep. 30, 2013 Adjusted Funding Target Attainment Percent [Member]	Sep. 30, 2013 Employee Benefit Plans [Member]	Sep. 30, 2012 Employee Benefit Plans [Member]	Sep. 30, 2013 Supplemental Employee Retirement Plan, Defined Benefit [Member]
EMPLOYEE BENEFIT PLANS (Details) [Line Items]
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 6,950	$ 7,300	$ 7,500
Postemployment Benefits Liability	1,972	2,262
Accumulated Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net of Tax						161	(79)
Pension and Other Postretirement Benefit Expense						65	76
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements	(2,142)
Defined Benefit Plan Reduction In Pension Liability Due To Buyouts	3,472
Defined Benefit Plan Increase In Accumulated Other Comprehensive Income Loss Due To Buyouts	3,649
Change In Discount Rate	10.00%
Tax Benefit For Amortization Of Pension Cost	1,086	1,067	917
Defined Benefit Plan, Actuarial Gain (Loss)	1,954
Defined Benefit Plan, Service Cost	15
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months	6,942							4,085
Defined Benefit Plan, Target Plan Asset Allocations	100.00%			89.80%	80.00%
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year	4,028
Completion Period of Service	1 year
Maximum Compensation Of Proportion	255
Employee Stock Ownership Plan (ESOP), Compensation Expense	2,015	1,796	841
Employee Stock Ownership Plan (ESOP), Deferred Shares, Fair Value	$ 24,257	$ 21,993