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Employee Benefit Plans (Summary Of Allocation Of Pension Plan Assets) (Details) | Sep. 30, 2019 | Sep. 30, 2018
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United States [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 100.00% | 100.00%
Non U.S. Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 100.00% | 100.00%
Equity Securities [Member] | United States [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 62.00% | 63.00%
Fixed Income Securities [Member] | United States [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 35.00% | 33.00%
Fixed Income Securities [Member] | Non U.S. Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 20.00% | 19.00%
Other [Member] | United States [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 3.00% | 4.00%
Other [Member] | Non U.S. Plans [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Plan Assets, Target Allocation | 80.00% | 81.00%

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
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