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Debt (Tables)

3 Months Ended

Mar. 31, 2017

Schedule of Long-term Debt Instruments [Table Text Block]

March 31, 2017 and December 31, 2016 was:



(Dollars in Millions)	Mar 31, 2017		Dec 31, 2016
Senior Notes:
6.00% Senior Notes due May 15, 2017	$	359.9	$	359.8
4.35% Senior Notes due February 15, 2025	247.8		247.7
7.375% Subordinated Debentures due February 27, 2054	144.1		144.1
Total Long-term Debt, Current and Non-current, Outstanding	$	751.8	$	751.6

- Definition

Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Publisher FASB
-Name Accounting Standards Codification
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-Section 55
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-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

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-Publisher FASB
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-Publisher FASB
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-Publisher FASB
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-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644

+ Details