RETIREMENT PLANS (Schedule Of Components Of Net Periodic Benefit Cost For Plans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Defined benefit plans
Interest cost	$ 737	$ 963	$ 1,702	$ 1,925
Expected return on assets	(942)	(1,093)	(2,036)	(2,187)
Amortization of Prior service cost	0	3	3	7
Amortization of Actuarial loss	683	486	1,188	972
Net periodic benefit cost	$ 478	$ 359	$ 857	$ 717