Pension Plans (Percentage Of Total Plan Assets) (Details) - International Plans [Member]	Sep. 30, 2016	Sep. 30, 2015
Defined Benefit Plan Disclosure [Line Items]
Asset Category	100.00%	100.00%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Asset Category	49.00%	53.00%
Fixed Income Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Asset Category	30.00%	32.00%
Commodity Option [Member]
Defined Benefit Plan Disclosure [Line Items]
Asset Category	4.00%	0.00%
Insurance Company [Member]
Defined Benefit Plan Disclosure [Line Items]
Asset Category	16.00%	13.00%
Cash [Member]
Defined Benefit Plan Disclosure [Line Items]
Asset Category	1.00%	2.00%