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Pensions and Other Postretirement Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2017
Retirement Benefits [Abstract] |
Schedule of Plan Benefit Obligations | The following table sets forth the plan benefit obligations:
|  | As of December 31, 2017 |  |  | As of December 31, 2016 |
(in thousands) |  | Pension plans |  |  | Other postretirement benefits |  |  | Pension plans |  |  | Other postretirement benefits |
Benefit obligation, beginning of year |  | $210,856 |  |  | $57,488 |  |  | $199,856 |  |  | $59,970 |
Service cost |  | 2,720 |  |  | 244 |  |  | 2,656 |  |  | 254 |
Interest cost |  | 7,476 |  |  | 2,214 |  |  | 7,885 |  |  | 2,443 |
Plan participants’ contributions |  | 211 |  |  | - |  |  | 249 |  |  | - |
Actuarial (gain)/loss |  | 6,626 |  |  | 2,743 |  |  | 17,676 |  |  | (395 | )
Benefits paid |  | (7,697 | ) |  | (4,230 | ) |  | (7,057 | ) |  | (4,812 | )
Settlements and curtailments |  | (8 | ) |  | - |  |  | (2,436 | ) |  | - |
Plan amendments and other |  | (3 | ) |  | - |  |  | 36 |  |  | - |
Foreign currency changes |  | 10,730 |  |  | 72 |  |  | (8,009 | ) |  | 28 |
Benefit obligation, end of year |  | $230,911 |  |  | $58,531 |  |  | $210,856 |  |  | $57,488 |
Accumulated benefit obligation |  | $220,622 |  |  | $- |  |  | $200,790 |  |  | $- |
Weighted average assumptions used to determine benefit obligations, end of year: |  |  |  |  |  |  |  |  |  |  |  |
Discount rate - U.S. plan |  | 3.70 | % |  | 3.59 | % |  | 4.20 | % |  | 4.00 | %
Discount rate - non-U.S. plans |  | 2.83 | % |  | 3.40 | % |  | 2.98 | % |  | 3.70 | %
Compensation increase - U.S. plan |  | - |  |  | - |  |  | - |  |  | - |
Compensation increase - non-U.S. plans |  | 3.02 | % |  | 3.00 | % |  | 3.29 | % |  | 3.00 | %
Schedule of Plan Assets | The following sets forth information about plan assets:
|  | As of December 31, 2017 |  |  | As of December 31, 2016 |
(in thousands) |  | Pension plans |  |  | Other postretirement benefits |  |  | Pension plans |  |  | Other postretirement benefits |
Fair value of plan assets, beginning of year |  | $180,672 |  |  | $- |  |  | $171,387 |  |  | $- |
Actual return on plan assets, net of expenses |  | 19,182 |  |  | - |  |  | 19,740 |  |  | - |
Employer contributions |  | 4,645 |  |  | 4,230 |  |  | 6,605 |  |  | 4,812 |
Plan participants’ contributions |  | 211 |  |  | 37 |  |  | 249 |  |  | 72 |
Benefits paid |  | (7,697 | ) |  | (4,267 | ) |  | (7,057 | ) |  | (4,884 | )
Settlements |  | (8 | ) |  | - |  |  | (2,308 | ) |  | - |
Foreign currency changes |  | 8,581 |  |  | - |  |  | (7,944 | ) |  | - |
Fair value of plan assets, end of year |  | $205,586 |  |  | $- |  |  | $180,672 |  |  | $- |
Schedule of Funded Status of Plans | The funded status of the plans was as follows:
|  | As of December 31, 2017 |  |  | As of December 31, 2016 |
(in thousands) |  | Pension plans |  |  | Other postretirement benefits |  |  | Pension plans |  |  | Other postretirement benefits |
Fair value of plan assets |  | $205,586 |  |  | $- |  |  | $180,672 |  |  | $- |
Benefit obligation |  | 230,911 |  |  | 58,531 |  |  | 210,856 |  |  | 57,488 |
Funded status |  | ($25,325 | ) |  | ($58,531 | ) |  | ($30,184 | ) |  | ($57,488 | )
Accrued benefit cost, end of year |  | ($25,325 | ) |  | ($58,531 | ) |  | ($30,184 | ) |  | ($57,488 | )
Amounts recognized in the consolidated balance sheet consist of the following: |  |  |  |  |  |  |  |  |  |  |  |
Noncurrent asset |  | $16,242 |  |  | $- |  |  | $7,794 |  |  | $- |
Current liability |  | (2,094 | ) |  | (4,108 | ) |  | (2,057 | ) |  | (4,195 | )
Noncurrent liability |  | (39,473 | ) |  | (54,423 | ) |  | (35,921 | ) |  | (53,293 | )
Net amount recognized |  | ($25,325 | ) |  | ($58,531 | ) |  | ($30,184 | ) |  | ($57,488 | )
Amounts recognized in accumulated other comprehensive income consist of: |  |  |  |  |  |  |  |  |  |  |  |
Net actuarial loss |  | $67,283 |  |  | $34,717 |  |  | $72,400 |  |  | $34,782 |
Prior service cost/(credit) |  | 572 |  |  | (26,411 | ) |  | 597 |  |  | (30,899 | )
Net amount recognized |  | $67,855 |  |  | $8,306 |  |  | $72,997 |  |  | $3,883 |
Schedule of composition of the net pension plan funded status | The composition of the net pension plan funded status as of December 31, 2017 was as follows:
|  |  |  | Non-U.S. |  |  |
(in thousands) |  | U.S. plan |  |  | plans |  |  | Total |
Pension plans with pension assets |  | ($6,466 | ) |  | $13,870 |  |  | $7,404 |
Pension plans without pension assets |  | (7,356 | ) |  | (25,373 | ) |  | (32,729 | )
Total |  | ($13,822 | ) |  | ($11,503 | ) |  | ($25,325 | )
Schedule of Net Periodic Benefit Plan Cost | The composition of the net periodic benefit plan cost for the years ended December 31, 2017, 2016, and 2015, was as follows:
|  | Pension plans |  |  | Other postretirement benefits |
(in thousands) |  | 2017 |  |  | 2016 |  |  | 2015 |  |  | 2017 |  |  | 2016 |  |  | 2015 |
Components of net periodic benefit cost: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Service cost |  | $2,720 |  |  | $2,656 |  |  | $2,959 |  |  | $244 |  |  | $254 |  |  | $330 |
Interest cost |  | 7,476 |  |  | 7,885 |  |  | 7,787 |  |  | 2,214 |  |  | 2,443 |  |  | 2,437 |
Expected return on assets |  | (8,152 | ) |  | (8,675 | ) |  | (8,630 | ) |  | - |  |  | - |  |  | - |
Amortization of prior service cost/(credit) |  | 36 |  |  | 38 |  |  | 48 |  |  | (4,488 | ) |  | (4,488 | ) |  | (4,488 | )
Amortization of net actuarial loss |  | 2,628 |  |  | 2,283 |  |  | 2,594 |  |  | 2,811 |  |  | 2,819 |  |  | 3,338 |
Settlement |  | - |  |  | 162 |  |  | 103 |  |  | - |  |  | - |  |  | - |
Curtailment (gain)/loss |  | - |  |  | (111 | ) |  | - |  |  | - |  |  | - |  |  | - |
Special/contractual termination of benefits |  | - |  |  | - |  |  | 44 |  |  | - |  |  | - |  |  | - |
Net periodic benefit cost |  | $4,708 |  |  | $4,238 |  |  | $4,905 |  |  | $781 |  |  | $1,028 |  |  | $1,617 |
Weighted average assumptions used to determine net cost: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate - U.S. plan |  | 4.20 | % |  | 4.54 | % |  | 4.18 | % |  | 4.00 | % |  | 4.24 | % |  | 3.90 | %
Discount rate - non-U.S. plan |  | 2.98 | % |  | 3.67 | % |  | 3.58 | % |  | 3.70 | % |  | 4.00 | % |  | 3.85 | %
Expected return on plan assets - U.S. plan |  | 4.40 | % |  | 4.74 | % |  | 4.43 | % |  | - |  |  | - |  |  | - |
Expected return on plan assets - non-U.S. plans |  | 4.46 | % |  | 5.39 | % |  | 5.52 | % |  | - |  |  | - |  |  | - |
Rate of compensation increase - U.S. plan |  | - |  |  | - |  |  | - |  |  | - |  |  | - |  |  | - |
Rate of compensation increase - non-U.S. plans |  | 3.29 | % |  | 3.24 | % |  | 3.23 | % |  | 3.00 | % |  | 3.00 | % |  | 3.00 | %
Schedule of Pretax (gains)/Losses Recognized in Other Comprehensive Income | Pretax (gains)/losses on plan assets and benefit obligations recognized in other comprehensive income during 2017 were as follows:
|  |  |  |  | Other |
|  | Pension |  |  | postretirement |
(in thousands) |  | plan |  |  | benefits |
Settlements/curtailments |  | $- |  |  | $- |
Asset/liability loss/(gain) |  | (4,408 | ) |  | 2,743 |
Amortization of actuarial (loss) |  | (2,628 | ) |  | (2,811 | )
Amortization of prior service (cost)/credit |  | (36 | ) |  | 4,488 |
Currency impact |  | 1,930 |  |  | 2 |
Cost/(benefit) in other comprehensive income |  | ($5,142 | ) |  | $4,422 |
Total cost/(benefit) recognized in net periodic benefit cost and other comprehensive income |  | ($434 | ) |  | $5,203 |
Schedule of Amounts That Will Be Amortized from Accumulated Other Comprehensive Income | The estimated amounts that will be amortized from accumulated other comprehensive income into net periodic benefit cost in 2018 are as follows:
|  |  |  |  | Total |
|  | Total |  |  | postretirement |
(in thousands) |  | pension |  |  | benefits |
Actuarial loss |  | $2,232 |  |  | $2,956 |
Prior service cost/(benefit) |  | 35 |  |  | (4,488 | )
Total |  | $2,267 |  |  | ($1,532 | )
Schedule of Fair Value of Plan Assets | The following tables present plan assets as of December 31, 2017, and 2016, using the fair-value hierarchy, which has three levels based on the reliability of inputs used, as described in Note 15. Certain investments that are measured at fair value using net asset value (NAV) as a practical expedient are not required to be categorized in the fair value hierarchy table. The total fair value of these investments is included in the table below to permit reconciliation of the fair value hierarchy to amounts presented in the funded status table above. As of December 31, 2017 and 2016, there were no investments expected to be sold at a value materially different than NAV.
|  | Assets at Fair Value as of December 31, 2017 |
|  | Quoted prices |  |  | Significant other |  |  | Significant |  |  |  |
|  | in active markets |  |  | observable inputs |  |  | unobservable inputs |  |  |  |
(in thousands) |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Common Stocks and equity funds |  | $335 |  |  | $- |  |  | $- |  |  | $335 |
Debt securities |  | - |  |  | 81,363 |  |  | - |  |  | 81,363 |
Insurance contracts |  | - |  |  | - |  |  | 2,407 |  |  | 2,407 |
Cash and short-term investments |  | 3,253 |  |  | - |  |  | - |  |  | 3,253 |
Total investments in the fair value hierarchy |  | $3,588 |  |  | $81,363 |  |  | $2,407 |  |  | 87,358 |
Investments at net asset value: |  |  |  |  |  |  |  |  |  |  |  |
Common Stocks and equity funds |  |  |  |  |  |  |  |  |  |  | 37,768 |
Fixed income funds |  |  |  |  |  |  |  |  |  |  | 75,881 |
Limited partnerships |  |  |  |  |  |  |  |  |  |  | 4,579 |
Hedge funds |  |  |  |  |  |  |  |  |  |  | - |
Total plan assets |  |  |  |  |  |  |  |  |  |  | $205,586 |
|  | Assets at Fair Value as of December 31, 2016 |
|  | Quoted prices |  |  | Significant other |  |  | Significant |  |  |  |
|  | in active markets |  |  | observable inputs |  |  | unobservable inputs |  |  |  |
(in thousands) |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
Common Stocks and equity funds |  | $309 |  |  | $- |  |  | $- |  |  | $309 |
Debt securities |  | - |  |  | 74,449 |  |  | - |  |  | 74,449 |
Insurance contracts |  | - |  |  | - |  |  | 2,238 |  |  | 2,238 |
Cash and short-term investments |  | 3,401 |  |  | - |  |  | - |  |  | 3,401 |
Total investments in the fair value hierarchy |  | $3,710 |  |  | $74,449 |  |  | $2,238 |  |  | 80,397 |
Investments at net asset value: |  |  |  |  |  |  |  |  |  |  |  |
Common Stocks and equity funds |  |  |  |  |  |  |  |  |  |  | 35,510 |
Fixed income funds |  |  |  |  |  |  |  |  |  |  | 59,662 |
Limited partnerships |  |  |  |  |  |  |  |  |  |  | 5,065 |
Hedge funds |  |  |  |  |  |  |  |  |  |  | 38 |
Total plan assets |  |  |  |  |  |  |  |  |  |  | $180,672 |
Reconciliation of Level 3 Assets | The following tables present a reconciliation of Level 3 assets held during the years ended December 31, 2017 and 2016:
(in thousands) |  | December 31, 2016 |  |  | Net realized gains |  |  | Net unrealized gains |  |  | Net purchases, issuances and settlements |  |  | Net transfers (out of) Level 3 |  |  | December 31, 2017 |
Insurance contracts |  | $2,238 |  |  | $- |  |  | $56 |  |  | $113 |  |  | $- |  |  | $2,407 |
Total level 3 assets |  | $2,238 |  |  | $- |  |  | $56 |  |  | $113 |  |  | $- |  |  | $2,407 |
(in thousands) |  | December 31, 2015 |  |  | Net realized gains |  |  | Net unrealized gains |  |  | Net purchases, issuances and settlements |  |  | Net transfers (out of) Level 3 |  |  | December 31, 2016 |
Insurance contracts |  | $2,403 |  |  | $- |  |  | $26 |  |  | $(191) |  |  | $- |  |  | $2,238 |
Total level 3 assets |  | $2,403 |  |  | $- |  |  | $26 |  |  | ($191) |  |  | $- |  |  | $2,238 |
Schedule of Asset Allocation | The asset allocation for the Company’s U.S. and non-U.S. pension plans for 2016 and 2017, and the target allocation for 2018, by asset category, are as follows:
|  | United States Plan |  | Non-U.S. Plans |
|  | Target |  | Percentage of plan assets |  | Target |  | Percentage of plan assets |
|  | Allocation |  | at plan measurement date |  | Allocation |  | at plan measurement date |
Asset category |  | 2018 |  | 2017 |  | 2016 |  | 2018 |  | 2017 |  | 2016
Equity securities |  | - |  |  | 1 | % |  | 2 | % |  | 32 | % |  | 30 | % |  | 33 | %
Debt securities |  | 100 | % |  | 95 | % |  | 92 | % |  | 64 | % |  | 64 | % |  | 61 | %
Real estate |  | - |  |  | 4 | % |  | 5 | % |  | 1 | % |  | 1 | % |  | - |
Other (1) |  | - |  |  | - |  |  | 1 | % |  | 3 | % |  | 5 | % |  | 6 | %
|  | 100 | % |  | 100 | % |  | 100 | % |  | 100 | % |  | 100 | % |  | 100 | %
(1) Other includes hedged equity and absolute return strategies, and private equity. The Company has procedures to closely monitor the performance of these investments and compares asset valuations to audited financial statements of the funds.
Schedule of Pension Plans with Projected Benefit Obligation in Excess of Plan Assets and for Pension Plans with an Accumulated Benefit Obligation in Excess of Plan Assets | At the end of 2017 and 2016, the projected benefit obligation, accumulated benefit obligation, and fair value of plan assets for pension plans with projected benefit obligation and an accumulated benefit obligation in excess of plan assets were as follows:
|  | Plans with projected benefit obligation in excess of plan assets |
(in thousands) |  | 2017 |  |  | 2016 |
Projected benefit obligation |  | $131,717 |  |  | $121,600 |
Fair value of plan assets |  | 90,149 |  |  | 83,622 |
|  | Plans with accumulated benefit obligation in excess of plan assets |
(in thousands) |  | 2017 |  |  | 2016 |
Accumulated benefit obligation |  | $129,698 |  |  | $119,728 |
Fair value of plan assets |  | 90,149 |  |  | 83,558 |
Schedule of Expected Cash Flows | Information about expected cash flows for the pension and other benefit obligations are as follows:
(in thousands) |  |  | Pension plans |  |  | Other postretirement benefits |
Expected employer contributions and direct employer payments in the next fiscal year |  | $4,787 |  |  | $4,108 |
Expected benefit payments |  |  |  |  |  |
2018 |  |  | $7,495 |  |  | $4,108 |
2019 |  |  | 7,605 |  |  | 3,985 |
2020 |  |  | 8,104 |  |  | 3,872 |
2021 |  |  | 8,925 |  |  | 3,801 |
2022 |  |  | 9,207 |  |  | 3,749 |
2023-2027 |  |  | 55,897 |  |  | 17,890 |

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