Retirement and Other Benefit Plans (Schedule Of Expected Benefit Payments) (Details) $ in Millions	Sep. 30, 2017 USD ($)
Pension Benefits [Member]
Expected Employer Contributions — 2018	$ 3.0
Expected Benefit Payments:
2018	4.9
2019	5.1
2020	5.7
2021	5.4
2022	5.6
2023-2027	29.5
Other Benefits [Member]
Expected Employer Contributions — 2018	0.1
Expected Benefit Payments:
2018	0.1
2019	0.1
2020	0.1
2021	0.1
2022	0.1
2023-2027	$ 0.3

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Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

+ References

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Amount of benefits for defined benefit plan expected to be paid in third fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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Amount of contributions expected to be received by defined benefit plan from employer in next fiscal year following latest fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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