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PENSION AND POST-RETIREMENT PLANS (Tables) | 3 Months Ended
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Mar. 31, 2019
PENSION AND POST-RETIREMENT PLANS |
Components of net periodic benefit cost (benefit) |
|  | Pension Benefits |  | Post-retirement Benefits
|  | Three Months Ended March 31, |  | Three Months Ended March 31,
(In millions) |  | 2019 |  | 2018 |  | 2019 |  | 2018
Components of net periodic benefit cost (benefit): |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $ | 1.1 |  | $ | 1.1 |  | $ | 0.1 |  | $ | 0.2
Interest cost |  |  | 2.3 |  |  | 2.2 |  |  | 0.3 |  |  | 0.2
Expected return on plan assets |  |  | (3.1) |  |  | (3.4) |  |  | — |  |  | —
Amortization of net loss |  |  | 0.9 |  |  | 1.1 |  |  | 0.2 |  |  | 0.4
Amortization of prior service credit |  |  | (0.6) |  |  | (0.6) |  |  | (0.9) |  |  | (0.9)
Net periodic benefit cost |  | $ | 0.6 |  | $ | 0.4 |  | $ | (0.3) |  | $ | (0.1)

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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=82843861&loc=d3e1928-114920 + Details
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