Employee Retirement Benefits - Net Periodic Costs (Benefits) (Details) - Pension - USD ($) $ in Millions |
12 Months Ended | ||
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Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
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Defined Benefit Plan Disclosure [Line Items] | |||
Service cost | $ 0.0 | $ 0.1 | $ 0.1 |
Interest cost | 6.1 | 5.8 | 5.6 |
Expected return on plan assets | (6.2) | (8.0) | (8.7) |
Net amortization of actuarial net loss | 1.4 | 1.4 | 0.3 |
Settlement loss | 0.9 | 0.0 | 0.2 |
Net periodic pension cost (benefit) | $ 2.2 | $ (0.7) | $ (2.5) |
Weighted‑Average Assumptions Used to Determine Net Periodic Pension Cost (Benefit) | |||
Discount rate | 4.10% | 4.30% | 3.90% |
Expected return on assets | 6.50% | 7.20% | 7.40% |
Average rate of increase in compensation | 0.00% | 4.30% | 4.00% |
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of cost recognized for passage of time related to defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of net periodic benefit cost (credit) for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Details
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