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v3.10.0.1

Net Periodic Cost (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Domestic Plan [Member] |  |  |
Defined Benefit Plan, Net Periodic Benefit Cost |  |  |
Service cost | $ 0.0 | $ 0.0 | $ 0.0
Interest cost | 4.5 | 5.1 | 5.9
Expected return on plan assets | (6.6) | (6.2) | (6.6)
Settlement and curtailment (gains) losses | 0.0 | 0.0 | 0.0
Amortization of: |  |  |
Prior service cost (credit) | 0.0 | 0.0 | 0.0
Net actuarial losses | 1.6 | 1.5 | 1.3
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | $ (0.5) | $ 0.4 | $ 0.6
Discount rate | 3.70% | 4.20% | 4.80%
Expected return on plan assets | 7.00% | 7.00% | 7.00%
Interest crediting rate | 5.10% | 5.10% | 5.10%
Discount rate | 4.35% | 3.70% | 4.20%
Interest crediting rate | 5.10% | 5.10% | 5.10%
Foreign Plan [Member] |  |  |
Defined Benefit Plan, Net Periodic Benefit Cost |  |  |
Service cost | $ 5.4 | $ 4.9 | $ 6.7
Interest cost | 13.1 | 13.5 | 15.1
Expected return on plan assets | (18.8) | (17.7) | (18.7)
Settlement and curtailment (gains) losses | (1.0) | 6.8 | 0.4
Amortization of: |  |  |
Prior service cost (credit) | 0.1 | 0.1 | 0.1
Net actuarial losses | 5.9 | 5.5 | 4.2
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | $ 4.7 | $ 13.1 | $ 7.8
Discount rate | 2.36% | 2.52% | 3.61%
Rate of compensation increase | 2.37% | 2.36% | 3.18%
Expected return on plan assets | 4.70% | 4.66% | 5.38%
Interest crediting rate | 1.31% | 1.29% | 1.35%
Discount rate | 2.61% | 2.36% | 2.52%
Rate of compensation increase | 2.58% | 2.37% | 2.36%
Interest crediting rate | 1.44% | 1.31% | 1.29%
Other Postretirement Benefits Plan [Member] |  |  |
Defined Benefit Plan, Net Periodic Benefit Cost |  |  |
Service cost | $ 0.0 | $ 0.0 | $ 0.0
Interest cost | 1.1 | 1.3 | 1.5
Expected return on plan assets | 0.0 | 0.0 | 0.0
Settlement and curtailment (gains) losses | 0.0 | 0.0 | 0.0
Amortization of: |  |  |
Prior service cost (credit) | (0.2) | (0.2) | (0.2)
Net actuarial losses | 0.1 | 0.0 | 0.0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | $ 1.0 | $ 1.1 | $ 1.3
Discount rate | 3.65% | 4.05% | 4.65%
Discount rate | 4.30% | 3.65% | 4.05%
Health care cost trend rate assumed for next year | 6.25% | 6.50% | 6.75%
Year ultimate rate is reached | 2024 | 2024 | 2024
Ultimate rate | 5.00% | 5.00% | 5.00%

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