v3.4.0.3

Employee Retirement Plans (Tables) | 3 Months Ended
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Mar. 31, 2016
Compensation and Retirement Disclosure [Abstract] |
Schedule of Components of Net Periodic Benefit Income | The following table details the pension and postretirement benefit income, for the three month periods ended March 31, 2016 and 2015:
|  | Pension Benefits Three Months Ended March 31, |  |  | OPEB Three Months Ended March 31, |
(In millions) |  | 2016 |  |  | 2015 |  |  | 2016 |  |  | 2015 |
Components of net periodic benefit income: |
Interest cost |  | $ | (6.5) |  |  | $ | (7.7) |  |  | $ | (0.5) |  |  | $ | (1.1) |
Service cost |  |  | (0.9) |  |  |  | (1.1) |  |  |  | (0.2) |  |  |  | (0.2) |
Expected return on assets |  |  | 10.5 |  |  |  | 11.4 |  |  |  | - |  |  |  | - |
Amortization of: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Prior service credit |  |  | - |  |  |  | - |  |  |  | 3.1 |  |  |  | 2.3 |
Actuarial loss |  |  | (0.7) |  |  |  | (0.7) |  |  |  | - |  |  |  | - |
Total net periodic benefit income |  | $ | 2.4 |  |  | $ | 1.9 |  |  | $ | 2.4 |  |  | $ | 1.0 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + 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 (h) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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