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Retirement and Deferred Compensation Plans (Tables) | 12 Months Ended
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Dec. 31, 2018
Retirement Benefits [Abstract] |
Reconciliation of changes in benefit obligations and the statement of funded status of plan | The reconciliation of the changes in the plan’s benefit obligation and the statement of the funded status of the plan were as follows:
Year Ended December 31 | 2018 |  | 2017 |
Change in Benefit Obligation |  |
Benefit obligation, beginning of year |  | $14.9 |  |  | $15.6 |
Interest cost | 0.5 |  | 0.6 |
Actuarial gain | (0.5 | ) | (0.3 | )
Benefits paid | (1.2 | ) | (1.0 | )
Benefit obligation, end of year |  | $13.7 |  |  | $14.9 |
Funded Status at End of Year |  |
Funded status, end of year |  | ($13.7 | ) |  | ($14.9 | )
Amounts Recognized |  |
Current liabilities |  | ($1.1 | ) |  | ($1.2 | )
Noncurrent liabilities | (12.6 | ) | (13.7 | )
Net amount recognized |  | ($13.7 | ) |  | ($14.9 | )
The reconciliation of the changes in the plans’ benefit obligations and the fair value of plan assets and the funded status of the plans are as follows:
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Change in Benefit Obligation |  |  |  |  |
Benefit obligation, beginning of year |  | $53.7 |  |  | $53.1 |  |  |  | $489.5 |  |  | $416.0 |
Service cost | — |  | — |  |  | 10.9 |  | 10.1 |
Interest cost | 1.6 |  | 1.7 |  |  | 10.0 |  | 8.9 |
Transfers | — |  | — |  |  | 1.2 |  | 9.3 |
Actuarial (gain) loss | (2.0 | ) | 3.0 |  |  | (28.0 | ) | 1.0 |
Plan participant contributions | — |  | — |  |  | 0.2 |  | 0.2 |
Benefits paid | (4.4 | ) | (4.1 | ) |  | (10.5 | ) | (9.5 | )
Currency exchange rate changes | — |  | — |  |  | (23.3 | ) | 53.5 |
Benefit obligation, end of year |  | $48.9 |  |  | $53.7 |  |  |  | $450.0 |  |  | $489.5 |
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Change in Plan Assets |  |  |  |  |
Fair value of plan assets, beginning of year |  | $38.7 |  |  | $37.3 |  |  |  | $376.7 |  |  | $324.5 |
Actual return on plan assets | (0.7 | ) | 3.0 |  |  | (2.4 | ) | 13.4 |
Transfers | — |  | — |  |  | (0.3 | ) | 1.8 |
Plan participant contributions | — |  | — |  |  | 0.2 |  | 0.2 |
Company contributions | 2.5 |  | 2.5 |  |  | 9.2 |  | 7.9 |
Benefits paid | (4.4 | ) | (4.1 | ) |  | (10.5 | ) | (9.5 | )
Currency exchange rate changes | — |  | — |  |  | (18.8 | ) | 38.4 |
Fair value of plan assets, end of year |  | $36.1 |  |  | $38.7 |  |  |  | $354.1 |  |  | $376.7 |
Funded Status at End of Year |  |  |  |  |
Funded status, end of year |  | ($12.8 | ) |  | ($15.0 | ) |  |  | ($95.9 | ) |  | ($112.8 | )
Amounts Recognized |  |  |  |  |
Noncurrent assets |  | $15.0 |  |  | $15.3 |  |  |  | $46.9 |  |  | $36.8 |
Current liabilities | (2.5 | ) | (2.5 | ) |  | (0.5 | ) | (0.4 | )
Noncurrent liabilities | (25.3 | ) | (27.8 | ) |  | (142.3 | ) | (149.2 | )
Net amount recognized |  | ($12.8 | ) |  | ($15.0 | ) |  |  | ($95.9 | ) |  | ($112.8 | )
Schedule of amounts recognized in accumulated other comprehensive loss, net of tax | Amounts recognized in accumulated other comprehensive loss, net of tax, consisted of:
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Net loss |  | $13.7 |  |  | $13.9 |  |  |  | $16.5 |  |  | $29.9 |
Prior service cost | — |  | — |  |  | 7.7 |  | 6.7 |
Total |  | $13.7 |  |  | $13.9 |  |  |  | $24.2 |  |  | $36.6 |
Schedule of plans with accumulated benefit obligations in excess of fair value of plan assets | The accumulated benefit obligation for some of our plans exceeded the fair value of plan assets as follows:
December 31 | 2018 |  | 2017 |
Accumulated benefit obligation |  | $129.4 |  |  | $135.9 |
Plan assets | 67.0 |  | 65.5 |
Schedule of plans with projected benefit obligation in excess of fair value of plan assets | The projected benefit obligation for some of our plans exceeded the fair value of plan assets as follows:
December 31 | 2018 |  | 2017 |
Projected benefit obligation |  | $135.8 |  |  | $143.8 |
Plan assets | 67.0 |  | 65.5 |
Schedule of components of net periodic benefit cost and other amounts recognized in other comprehensive loss | The components of the net periodic benefit cost and other amounts recognized in other comprehensive loss for all plans were as follows:
Year Ended December 31 | 2018 |  | 2017 |  | 2016 |
Net Periodic Benefit Cost |  |  |
Service cost |  | $10.9 |  |  | $10.1 |  |  | $8.0 |
Interest cost | 11.6 |  | 10.6 |  | 11.8 |
Expected return on assets | (10.6 | ) | (10.8 | ) | (10.9 | )
Curtailment and settlement | — |  | — |  | (6.9 | )
Net loss | 1.4 |  | 0.9 |  | 1.0 |
Prior service cost | 0.6 |  | 0.4 |  | 0.4 |
Net periodic benefit cost | 13.9 |  | 11.2 |  | 3.4 |
Other Changes in Plan Assets and Benefit Obligation Recognized in Other Comprehensive Income/Loss |  |  |
Net (gain) loss | (16.6 | ) | (1.5 | ) | 24.7 |
Prior service cost | 1.4 |  | 2.9 |  | — |
Amortization of net loss | (1.4 | ) | (0.9 | ) | (1.0 | )
Amortization of prior service cost | (0.6 | ) | (0.4 | ) | (0.4 | )
Total recognized in other comprehensive income/loss | (17.2 | ) | 0.1 |  | 23.3 |
Total recognized in net periodic benefit cost and other comprehensive income/loss |  | ($3.3 | ) |  | $11.3 |  |  | $26.7 |
The components of net periodic benefit cost and other amounts recognized in other comprehensive loss for this plan were as follows:
Year Ended December 31 | 2018 |  | 2017 |  | 2016 |
Net Periodic Benefit Credit |  |  |
Interest cost |  | $0.5 |  |  | $0.6 |  |  | $0.7 |
Net loss | 0.1 |  | 0.1 |  | 0.1 |
Prior service credit | (0.8 | ) | (0.8 | ) | (0.8 | )
Net periodic benefit credit |  | ($0.2 | ) |  | ($0.1 | ) |  | $— |
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income/Loss |  |  |
Net (gain) loss |  | ($0.5 | ) |  | ($0.3 | ) |  | $0.2 |
Amortization of net loss | (0.1 | ) | (0.1 | ) | (0.1 | )
Amortization of prior service credit | 0.8 |  | 0.8 |  | 0.8 |
Total recognized in other comprehensive income/loss | 0.2 |  | 0.4 |  | 0.9 |
Total recognized in net periodic benefit cost and other comprehensive income/loss |  | $— |  |  | $0.3 |  |  | $0.9 |
Schedule of weighted-average assumptions used in measurement of benefit obligation and net periodic benefit cost | The weighted-average assumptions used in the measurement of the benefit obligation were as follows:
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2018 |  | 2017 |  |  | 2018 |  | 2017 |
Discount rate | 4.2 | % | 3.6 | % |  | 2.4 | % | 2.1 | %
Rate of compensation increase | 3.0 | % | 3.0 | % |  | 1.8 | % | 1.9 | %
The weighted-average assumptions used in the measurement of the net periodic benefit cost were as follows:
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2018 |  | 2017 |  | 2016 |  |  | 2018 |  | 2017 |  | 2016 |
Discount rate - service cost | 3.6 | % | 4.1 | % | 4.4 | % |  | 2.1 | % | 2.2 | % | 3.2 | %
Discount rate - interest cost | 3.2 | % | 3.3 | % | 3.4 | % |  | 2.1 | % | 2.2 | % | 3.2 | %
Expected long-term return on plan assets | 4.5 | % | 4.8 | % | 5.3 | % |  | 2.7 | % | 2.8 | % | 3.4 | %
Rate of compensation increase | 3.0 | % | 3.0 | % | 3.0 | % |  | 1.8 | % | 1.7 | % | 2.2 | %
Schedule of fair value of plan assets by asset category | The fair value of our pension plan assets by asset category was as follows:
| United States Plans |  |  | Non-United States Plans |
| Fair Value Measurements Using |  |  | Fair Value Measurements Using |
| December 31, 2018 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  |  | December 31, 2018 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |
Asset Category |  |  |  |  |  |  |  |  |
Cash and cash equivalents(1) |  | $5.1 |  |  | $— |  |  | $5.1 |  |  | $— |  |  |  | $35.5 |  |  | $35.5 |  |  | $— |  |  | $— |
Equity securities: |  |  |  |  |  |  |  |  |
United States companies | 6.3 |  | 6.3 |  | — |  | — |  |  | 16.6 |  | 16.6 |  | — |  | — |
International companies | — |  | — |  | — |  | — |  |  | 13.9 |  | 13.9 |  | — |  | — |
Fixed income securities: |  |  |  |  |  |  |  |  |
Government bonds(2) | 18.4 |  | — |  | 18.4 |  | — |  |  | 55.5 |  | — |  | 55.5 |  | — |
Corporate bonds | 6.3 |  | — |  | 6.3 |  | — |  |  | 43.9 |  | — |  | 43.9 |  | — |
Annuity contract | — |  | — |  | — |  | — |  |  | 46.2 |  | — |  | — |  | 46.2 |
Guaranteed insurance contracts | — |  | — |  | — |  | — |  |  | 17.7 |  | — |  | 17.7 |  | — |
Bank loans | — |  | — |  | — |  | — |  |  | 8.9 |  | — |  | 8.9 |  | — |
Other types of investments: |  |  |  |  |  |  |  |  |
Real estate funds | — |  | — |  | — |  | — |  |  | 8.2 |  | — |  | 8.2 |  | — |
Insurance contracts | — |  | — |  | — |  | — |  |  | 107.7 |  | — |  | — |  | 107.7 |
|  | $36.1 |  |  | $6.3 |  |  | $29.8 |  |  | $— |  |  |  | $354.1 |  |  | $66.0 |  |  | $134.2 |  |  | $153.9 |
(1) This category includes a prime obligations money market portfolio. (2) This category includes United States Treasury/Federal agency securities and foreign government securities.
| United States Plans |  |  | Non-United States Plans |
| Fair Value Measurements Using |  |  | Fair Value Measurements Using |
| December 31, 2017 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  |  | December 31, 2017 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |
Asset Category |  |  |  |  |  |  |  |  |
Cash and cash equivalents(1) |  | $0.2 |  |  | $— |  |  | $0.2 |  |  | $— |  |  |  | $5.1 |  |  | $5.1 |  |  | $— |  |  | $— |
Equity securities: |  |  |  |  |  |  |  |  |
United States companies | 12.3 |  | 12.3 |  | — |  | — |  |  | 15.2 |  | 15.2 |  | — |  | — |
International companies | — |  | — |  | — |  | — |  |  | 35.7 |  | 35.7 |  | — |  | — |
Fixed income securities: |  |  |  |  |  |  |  |  |
Government bonds(2) | 15.2 |  | — |  | 15.2 |  | — |  |  | 45.2 |  | — |  | 45.2 |  | — |
Corporate bonds | 11.0 |  | — |  | 11.0 |  | — |  |  | 59.8 |  | — |  | 59.8 |  | — |
Guaranteed insurance contracts | — |  | — |  | — |  | — |  |  | 17.6 |  | — |  | 17.6 |  | — |
Annuity contract | — |  | — |  | — |  | — |  |  | 55.3 |  | — |  | 55.3 |  | — |
Other types of investments: |  |  |  |  |  |  |  |  |
Unitized funds(3) | — |  | — |  | — |  | — |  |  | 25.8 |  | 25.8 |  | — |  | — |
Real estate funds | — |  | — |  | — |  | — |  |  | 8.2 |  | — |  | 8.2 |  | — |
Insurance contracts | — |  | — |  | — |  | — |  |  | 108.8 |  | — |  | — |  | 108.8 |
|  | $38.7 |  |  | $12.3 |  |  | $26.4 |  |  | $— |  |  |  | $376.7 |  |  | $81.8 |  |  | $186.1 |  |  | $108.8 |
(1)This category includes a prime obligations money market portfolio. (2)This category includes United States Treasury/Federal agency securities and foreign government securities. (3)This category includes investments in approximately 60% equity securities, 30% fixed income securities and 10% cash.
Schedule of changes in fair values of common contractual funds and insurance contracts | The following table summarizes the changes in fair value of the pension assets that are measured using Level 3 inputs. We determined that transfers between fair-value-measurement levels occurred on the date of the event that caused the transfer.
Year Ended December 31 | 2018 |  | 2017 |
Balance, beginning of year |  | $108.8 |  |  | $126.2 |
Transfers | 46.2 |  | (25.4 | )
Actual return on plan assets | 4.2 |  | (5.3 | )
Purchases, sales and settlements, net | (0.3 | ) | (0.6 | )
Currency exchange rate changes | (5.0 | ) | 13.9 |
Balance, end of year |  | $153.9 |  |  | $108.8 |
Schedule of effect of one-percentage-point change in assumed health care cost trend rates | A one-percentage point change in the assumed health care cost trend rate would have the following effects:
| 1% Increase |  | 1% Decrease |
Effect on total of service and interest cost components |  | $— |  |  | $— |
Effect on benefit obligation | 0.3 |  | (0.3 | )
Schedule of projected future benefit payments | Projected benefit payments from the plans as of December 31, 2018 were estimated as follows:
Year | Pension Plans |  | Retiree Health Care Plan |
2019 |  | $12.3 |  |  | $1.1 |
2020 | 13.2 |  | 1.1 |
2021 | 15.3 |  | 1.1 |
2022 | 16.0 |  | 1.1 |
2023 | 17.9 |  | 1.1 |
2024–2028 | 117.4 |  | 4.9 |
Total projected benefit payments |  | $192.1 |  |  | $10.4 |

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- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + 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 (i) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the assumptions used to determine for pension plans and/or other employee benefit plans the benefit obligation and net benefit cost, including assumed discount rates, rate increase in compensation increase, and expected long-term rates of return on plan assets. + 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 (k) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the aggregate benefit obligation and aggregate fair value of plan assets for pension plans and/or other employee benefit plans with benefit obligations in excess of plan assets as of the measurement date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2417-114920 + Details
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- Definition Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2439-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2417-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e2410-114920 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=77993564&loc=d3e4179-114921 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the effect of a one-percentage-point increase and the effect of a one-percentage-point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs and the accumulated postretirement benefit obligation for health care benefits. + 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 (m) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the effect of fair value measurements using significant unobservable inputs (Level 3) on changes in plan assets of pension plans and/or other employee benefit plans for the period. + 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 (d)(4) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + 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 (f) -URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920 + Details
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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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