RETIREMENT PLANS (Details) (USD $)	3 Months Ended		9 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Pension Plan
Retirement plans
Service cost		$ 68,000	$ 118,000	$ 204,000
Interest cost	73,000	75,000	242,000	224,000
Expected return on plan assets	(113,000)	(96,000)	(323,000)	(290,000)
Amortization of prior service cost (credit)	1,000	1,000	4,000	4,000
Amortization of net actuarial loss (gain)	(3,000)	25,000	15,000	77,000
Net periodic benefit (credit) cost	(42,000)	73,000	56,000	219,000
Contribution by the entity to the Pension Plan			350,000
SERP
Retirement plans
Service cost	12,000	13,000	35,000	39,000
Interest cost	17,000	15,000	50,000	44,000
Amortization of prior service cost (credit)	(1,000)	(1,000)	(4,000)	(4,000)
Amortization of net actuarial loss (gain)	2,000	5,000	4,000	15,000
Net periodic benefit (credit) cost	30,000	32,000	85,000	94,000
Postretirement Medical
Retirement plans
Service cost	3,000	4,000	9,000	11,000
Interest cost	13,000	12,000	40,000	37,000
Amortization of prior service cost (credit)	3,000	34,000	9,000	102,000
Amortization of net actuarial loss (gain)	(5,000)		(15,000)
Net periodic benefit (credit) cost	$ 14,000	$ 50,000	$ 43,000	$ 150,000