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Retirement and Deferred Compensation Plans (Tables) | 12 Months Ended
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Dec. 31, 2015
Defined Benefit Plan Disclosure [Line Items] |
Schedule of projected future benefit payments | Projected benefit payments from the plans as of December 31, 2015 were estimated as follows:
Year | Pension Plans |  | Retiree Health Care Plan |
2016 | $ | 9.3 |  | $ | 1.3 |
2017 | 9.7 |  | 1.3 |
2018 | 10.3 |  | 1.3 |
2019 | 10.6 |  | 1.2 |
2020 | 12.4 |  | 1.1 |
2021–2025 | 75.7 |  | 5.4 |
Total projected benefit payments | $ | 128.0 |  | $ | 11.6 |
Pension plans |
Defined Benefit Plan Disclosure [Line Items] |
Reconciliation of changes in benefit obligations and the statement of funded status of plan | 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 | 2015 |  | 2014 |  |  | 2015 |  | 2014 |
Change in Benefit Obligation |  |  |  |  |
Benefit obligation, beginning of year | $ | 56.6 |  | $ | 53.8 |  |  | $ | 385.4 |  | $ | 331.6 |
Service cost | — |  | — |  |  | 7.2 |  | 8.3 |
Interest cost | 2.1 |  | 2.4 |  |  | 10.6 |  | 13.4 |
Transfers | — |  | — |  |  | 5.2 |  | 1.1 |
Actuarial (gain) loss | (1.7 | ) | 4.5 |  |  | (43.2 | ) | 77.5 |
Plan participant contributions | — |  | — |  |  | 0.2 |  | 0.3 |
Benefits paid | (3.9 | ) | (4.1 | ) |  | (8.1 | ) | (6.9 | )
Currency exchange rate changes | — |  | — |  |  | (31.2 | ) | (39.9 | )
Benefit obligation, end of year | $ | 53.1 |  | $ | 56.6 |  |  | $ | 326.1 |  | $ | 385.4 |
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2015 |  | 2014 |  |  | 2015 |  | 2014 |
Change in Plan Assets |  |  |  |  |
Fair value of plan assets, beginning of year | $ | 40.6 |  | $ | 39.1 |  |  | $ | 349.1 |  | $ | 305.8 |
Actual return on plan assets | (1.8 | ) | 3.0 |  |  | (8.3 | ) | 71.6 |
Plan participant contributions | — |  | — |  |  | 0.2 |  | 0.3 |
Company contributions | 2.3 |  | 2.6 |  |  | 8.5 |  | 11.8 |
Benefits paid | (3.9 | ) | (4.1 | ) |  | (8.1 | ) | (6.9 | )
Currency exchange rate changes | — |  | — |  |  | (26.7 | ) | (33.5 | )
Fair value of plan assets, end of year | $ | 37.2 |  | $ | 40.6 |  |  | $ | 314.7 |  | $ | 349.1 |
Funded Status at End of Year |  |  |  |  |
Funded status, end of year | $ | (15.9 | ) | $ | (16.0 | ) |  | $ | (11.4 | ) | $ | (36.3 | )
Amounts Recognized |  |  |  |  |
Noncurrent assets | $ | 14.3 |  | $ | 16.0 |  |  | $ | 47.9 |  | $ | 32.2 |
Current liabilities | (2.4 | ) | (2.3 | ) |  | (0.3 | ) | (0.3 | )
Noncurrent liabilities | (27.8 | ) | (29.7 | ) |  | (59.0 | ) | (68.2 | )
Net amount recognized | $ | (15.9 | ) | $ | (16.0 | ) |  | $ | (11.4 | ) | $ | (36.3 | )
Schedule of amounts recognized in accumulated other comprehensive loss, net of tax | Amounts recognized in accumulated other comprehensive loss, net of tax, consist of:
| United States Plans |  |  | Non-United States Plans |
Year Ended December 31 | 2015 |  | 2014 |  |  | 2015 |  | 2014 |
Net loss | $ | 11.8 |  | $ | 11.3 |  |  | $ | 15.9 |  | $ | 36.0 |
Prior service cost | — |  | — |  |  | 4.9 |  | 4.8 |
Total | $ | 11.8 |  | $ | 11.3 |  |  | $ | 20.8 |  | $ | 40.8 |
Schedule of plans with accumulated benefit obligations in excess of fair value of plan assets | The accumulated benefit obligation for certain of our plans exceeded the fair value of plan assets as follows:
December 31 | 2015 |  | 2014 |
Accumulated benefit obligation | $ | 10.2 |  | $ | 10.8 |
Plan assets | 9.6 |  | 9.6 |
Schedule of plans with projected benefit obligation in excess of fair value of plan assets | The projected benefit obligation for certain of our plans exceeded the fair value of plan assets as follows:
December 31 | 2015 |  | 2014 |
Projected benefit obligation | $ | 48.4 |  | $ | 52.1 |
Plan assets | 39.4 |  | 42.0 |
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 | 2015 |  | 2014 |  | 2013 |
Net Periodic Benefit Cost |  |  |
Service cost | $ | 7.2 |  | $ | 8.3 |  | $ | 8.7 |
Interest cost | 12.7 |  | 15.8 |  | 14.8 |
Expected return on assets | (12.9 | ) | (15.6 | ) | (13.2 | )
Curtailment and settlement | — |  | — |  | (2.3 | )
Net loss | 4.0 |  | 3.5 |  | 3.3 |
Prior service cost | 0.4 |  | 0.6 |  | 0.5 |
Net periodic benefit cost | 11.4 |  | 12.6 |  | 11.8 |
Other Changes in Plan Assets and Benefit Obligation Recognized in Other Comprehensive (Income) Loss |  |  |
Net (gain) loss | (22.9 | ) | 23.5 |  | 6.8 |
Prior service cost (credit) | — |  | 1.3 |  | (1.1 | )
Amortization of net loss | (4.0 | ) | (3.5 | ) | (3.3 | )
Amortization of prior service cost | (0.4 | ) | (0.6 | ) | (0.5 | )
Total recognized in other comprehensive (income) loss | (27.3 | ) | 20.7 |  | 1.9 |
Total recognized in net periodic benefit cost and other comprehensive (income) loss | $ | (15.9 | ) | $ | 33.3 |  | $ | 13.7 |
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 | 2015 |  | 2014 |  |  | 2015 |  | 2014 |
Discount rate | 4.3 | % | 3.9 | % |  | 3.2 | % | 2.9 | %
Rate of compensation increase | 3.0 | % | 3.0 | % |  | 2.2 | % | 3.4 | %
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 | 2015 |  | 2014 |  | 2013 |  |  | 2015 |  | 2014 |  | 2013 |
Discount rate | 3.9 | % | 4.6 | % | 3.7 | % |  | 2.9 | % | 4.1 | % | 4.2 | %
Expected long-term return on plan assets | 5.5 | % | 6.0 | % | 6.0 | % |  | 3.2 | % | 4.5 | % | 4.0 | %
Rate of compensation increase | 3.0 | % | 3.0 | % | 3.0 | % |  | 2.6 | % | 3.8 | % | 3.6 | %
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, 2015 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  |  | December 31, 2015 |  | 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) | $ | 0.4 |  | $ | — |  | $ | 0.4 |  | $ | — |  |  | $ | 0.4 |  | $ | 0.4 |  | $ | — |  | $ | — |
Equity securities: |  |  |  |  |  |  |  |  |
United States companies | 12.7 |  | 12.7 |  | — |  | — |  |  | — |  | — |  | — |  | — |
International companies | — |  | — |  | — |  | — |  |  | 17.8 |  | 17.8 |  | — |  | — |
Fixed income securities: |  |  |  |  |  |  |  |  |
Government bonds(2) | 16.9 |  | — |  | 16.9 |  | — |  |  | 47.8 |  | 47.8 |  | — |  | — |
Corporate bonds | 7.2 |  | — |  | 7.2 |  | — |  |  | 31.2 |  | 31.2 |  | — |  | — |
Guaranteed insurance contracts | — |  | — |  | — |  | — |  |  | 38.9 |  | — |  | 38.9 |  | — |
Annuity contract | — |  | — |  | — |  | — |  |  | 51.9 |  | — |  | 51.9 |  | — |
Other types of investments: |  |  |  |  |  |  |  |  |
Unitized funds(3) | — |  | — |  | — |  | — |  |  | 26.4 |  | 26.4 |  | — |  | — |
Insurance contracts | — |  | — |  | — |  | — |  |  | 92.0 |  | — |  | — |  | 92.0 |
Real estate funds | — |  | — |  | — |  | — |  |  | 8.3 |  | — |  | 8.3 |  | — |
| $ | 37.2 |  | $ | 12.7 |  | $ | 24.5 |  | $ | — |  |  | $ | 314.7 |  | $ | 123.6 |  | $ | 99.1 |  | $ | 92.0 |
(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 50% equity securities, 40% fixed income securities and 10% cash.
| United States Plans |  |  | Non-United States Plans |
| Fair Value Measurements Using |  |  | Fair Value Measurements Using |
| December 31, 2014 |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3) |  |  | December 31, 2014 |  | 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) | $ | 1.0 |  | $ | 1.0 |  | $ | — |  | $ | — |  |  | $ | 0.3 |  | $ | 0.3 |  | $ | — |  | $ | — |
Equity securities: |  |  |  |  |  |  |  |  |
United States companies | 15.6 |  | 15.6 |  | — |  | — |  |  | — |  | — |  | — |  | — |
International companies | — |  | — |  | — |  | — |  |  | 19.1 |  | 19.1 |  | — |  | — |
Fixed income securities: |  |  |  |  |  |  |  |  |
Government bonds(2) | 24.0 |  | — |  | 24.0 |  | — |  |  | 45.3 |  | 45.3 |  | — |  | — |
Corporate bonds | — |  | — |  | — |  | — |  |  | 62.5 |  | 62.5 |  | — |  | — |
Guaranteed insurance contracts | — |  | — |  | — |  | — |  |  | 42.0 |  | — |  | 42.0 |  | — |
Annuity contract | — |  | — |  | — |  | — |  |  | 35.5 |  | — |  | 35.5 |  | — |
Other types of investments: |  |  |  |  |  |  |  |  |
Unitized funds(3) | — |  | — |  | — |  | — |  |  | 31.5 |  | 31.5 |  | — |  | — |
Insurance contract | — |  | — |  | — |  | — |  |  | 104.9 |  | — |  | — |  | 104.9 |
Real estate funds | — |  | — |  | — |  | — |  |  | 8.0 |  | — |  | 8.0 |  | — |
| $ | 40.6 |  | $ | 16.6 |  | $ | 24.0 |  | $ | — |  |  | $ | 349.1 |  | $ | 158.7 |  | $ | 85.5 |  | $ | 104.9 |
(1) This category includes a prime obligations money market portfolio. (2) This category includes United States Treasury/Federal agency securities and foreign government securities. (3) This category includes investments in approximately 70% equity securities, 20% fixed income securities and 10% cash.
Schedule of changes in fair value of insurance contracts | The following table summarizes the changes in fair value of the insurance contracts, which are measured using Level 3 inputs. We determine that transfers between fair-value-measurement levels occur on the date of the event that caused the transfer.
Year Ended December 31 | 2015 |  | 2014 |
Balance, beginning of year | $ | 104.9 |  | $ | 80.9 |
Unrealized (loss) gain | (2.2 | ) | 37.6 |
Purchases, sales and settlements, net | — |  | (0.6 | )
Currency exchange rate changes | (10.7 | ) | (13.0 | )
Balance, end of year | $ | 92.0 |  | $ | 104.9 |
Retiree Health Care Plan |
Defined Benefit Plan Disclosure [Line Items] |
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 | 2015 |  | 2014 |
Change in Benefit Obligation |  |
Benefit obligation, beginning of year | $ | 17.8 |  | $ | 18.5 |
Interest cost | 0.7 |  | 0.8 |
Actuarial (gain) loss | (0.5 | ) | 0.2 |
Benefits paid | (1.6 | ) | (1.9 | )
Plan participant contributions | — |  | 0.1 |
Retiree drug subsidy reimbursement | — |  | 0.1 |
Benefit obligation, end of year | $ | 16.4 |  | $ | 17.8 |
Funded Status at End of Year |  |
Funded status, end of year | $ | (16.4 | ) | $ | (17.8 | )
Amounts Recognized |  |
Current liabilities | $ | (1.3 | ) | $ | (1.3 | )
Noncurrent liabilities | (15.1 | ) | (16.5 | )
Net amount recognized | $ | (16.4 | ) | $ | (17.8 | )
Schedule of components of net periodic benefit cost and other amounts recognized in other comprehensive loss | The components of net periodic benefit cost and other amounts recognized in other comprehensive loss (income) for this plan were as follows:
| 2015 |  | 2014 |  | 2013 |
Net Periodic Benefit Cost |  |  |
Interest cost | $ | 0.7 |  | $ | 0.8 |  | $ | 1.1 |
Net loss | 0.1 |  | 0.1 |  | 0.3 |
Prior service credit | (0.8 | ) | (0.8 | ) | (0.2 | )
Net periodic benefit cost | — |  | 0.1 |  | 1.2 |
Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Loss (Income) |  |  |
Net (gain) loss | (0.5 | ) | 0.2 |  | (0.9 | )
Prior service credit | — |  | — |  | (11.2 | )
Amortization of net loss | (0.1 | ) | (0.1 | ) | (0.3 | )
Amortization of prior service credit | 0.8 |  | 0.8 |  | 0.2 |
Total recognized in other comprehensive loss (income) | 0.2 |  | 0.9 |  | (12.2 | )
Total recognized in net periodic benefit cost and other comprehensive loss (income) | $ | 0.2 |  | $ | 1.0 |  | $ | (11.0 | )
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 | )

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