Employee Benefit Plans (Schedule Of Assumptions Used) (Details)	12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate - benefit obligations		4.72%
Pension Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate - benefit obligations		4.14%
Discount rate - net periodic benefit	4.72%	3.77%	4.60%
Expected long-term return on plan assets - net periodic benefit	6.50%	6.50%	6.50%
Rate of compensation increase - net periodic benefit
Other Postretirement Benefit Plans, Defined Benefit [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate - benefit obligations	3.40%
Discount rate - net periodic benefit	4.72%	3.77%	4.60%
Expected long-term return on plan assets - net periodic benefit
Rate of compensation increase - net periodic benefit