Retirement and Other Benefit Plans (Schedule Of Funded Status) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Sep. 30, 2014
Funded status at end of year	$ (30,600)	$ (19,500)
Accrued benefit cost	(30,600)	(19,500)
Current liability	(200)	(300)
Noncurrent liability	30,382	19,234
Accumulated other comprehensive (income)/loss (before tax effect)	47,600	36,700
Net actuarial loss	47,600	36,700
Accumulated Other Comprehensive (Income)/Loss (before tax effect)	$ 47,600	$ 36,700