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RETIREMENT PLANS (Schedule Of Components Of Net Periodic Benefit Cost For Plans) (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Defined benefit plans    
Interest cost $ 965 $ 963
Expected return on assets (1,094) (1,093)
Amortization of Prior service cost 3 3
Amortization of Actuarial loss 505 486
Net periodic benefit cost $ 379 $ 359