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Debt and Lease Commitments (Tables) | 12 Months Ended
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Dec. 31, 2017
Schedule of Debt and Lease Commitments |
December 31 (dollars in millions) |  | 2017 |  |  | 2016 |
Bank credit lines, average year-end interest rates of 2.5% for 2017 and 2.4% for 2016 |  | $ | 15.9 |  |  | $ | 23.6 |
Revolving credit agreement borrowings, average year-end interest rates of 2.5% for 2017 and 1.7% for 2016 |  |  | 190.0 |  |  |  | 80.0 |
Commercial paper, average year-end interest rates of 1.7% for 2017 and 1.1% for 2016 |  |  | 77.0 |  |  |  | 85.6 |
Term notes with insurance companies, expiring 2029-2034, average year-end interest rates of 3.4% for 2017 and 3.5% for 2016 |  |  | 122.7 |  |  |  | 125.5 |
Canadian term notes with insurance companies, expiring through 2018, average year-end interest rates of 5.3% for 2017 and 2016 |  |  | 4.8 |  |  |  | 8.9 |
|  |  | 410.4 |  |  |  | 323.6 |
Less long-term debt due within one year |  |  | 7.5 |  |  |  | 7.2 |
Long-term debt |  | $ | 402.9 |  |  | $ | 316.4 |
Schedule of Maturities of Long Term Debt | Scheduled maturities of long-term debt within each of the five years subsequent to December 31, 2017 are as follows:
Years ending December 31 (dollars in millions) |  | Amount |
2018 |  | $ | 7.5 |
2019 |  |  | — |
2020 |  |  | 6.8 |
2021 |  |  | 290.0 |
2022 |  |  | 6.8 |
Schedule of Future Minimum Payments Under Non Cancelable Operating Leases | Future minimum payments under non-cancelable operating leases relating mostly to office, manufacturing and warehouse facilities total $47.5 million and are due as follows:
Years ending December 31 (dollars in millions) |  | Amount |
2018 |  | $ | 20.2 |
2019 |  |  | 4.9 |
2020 |  |  | 3.6 |
2021 |  |  | 3.1 |
2022 |  |  | 2.5 |
Thereafter |  |  | 13.2 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 + Details
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- Definition Tabular disclosure of the combined aggregate amount of maturities and sinking fund requirements for all long-term borrowings for each of the five years following the date of the latest balance sheet date presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 + Details
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