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Pensions and Other Post-retirement Benefits (Tables) | 12 Months Ended
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Dec. 31, 2018
Retirement Benefits [Abstract] |
Schedule Of Defined Benefit Pension Plans And Other Postretirement Benefits Plan | Information pertaining to defined benefit pension plans and other post-retirement benefits plans is provided in the following table:
| Pension Benefits |  | Other Benefits
(In thousands) | 2018 |  | 2017 |  | 2018 |  | 2017
Change in Benefit Obligations |  |  |  |  |  |  |
Benefit obligations at January 1 | $ | 560,385 |  |  | $ | 503,997 |  |  | $ | 22,027 |  |  | $ | 23,680 |
Service cost | 11,125 |  |  | 11,023 |  |  | 369 |  |  | 403 |
Interest cost | 17,214 |  |  | 18,450 |  |  | 793 |  |  | 882 |
Participant contributions | 97 |  |  | 100 |  |  | 302 |  |  | 264 |
Plan amendments | — |  |  | — |  |  | — |  |  | (1,694 | )
Actuarial (gains) losses | (29,181 | ) |  | 27,967 |  |  | 7,841 |  |  | 1,465 |
Benefits paid | (23,724 | ) |  | (28,953 | ) |  | (2,855 | ) |  | (2,973 | )
Curtailments | (2,151 | ) |  | — |  |  | — |  |  | — |
Settlements | (726 | ) |  | (573 | ) |  | — |  |  | — |
Special termination benefits | — |  |  | 11,384 |  |  | — |  |  | — |
Currency translation | (7,519 | ) |  | 16,990 |  |  | — |  |  | — |
Benefit obligations at December 31 | 525,520 |  |  | 560,385 |  |  | 28,477 |  |  | 22,027 |
Change in Plan Assets |  |  |  |  |  |  |
Fair value of plan assets at January 1 | 492,677 |  |  | 433,262 |  |  | — |  |  | — |
Actual return on plan assets | (26,804 | ) |  | 81,192 |  |  | — |  |  | — |
Employer contributions | 4,718 |  |  | 4,094 |  |  | 2,553 |  |  | 2,709 |
Participant contributions | 97 |  |  | 100 |  |  | 302 |  |  | 264 |
Settlements | (726 | ) |  | (573 | ) |  | — |  |  | — |
Benefits paid | (23,724 | ) |  | (28,953 | ) |  | (2,855 | ) |  | (2,973 | )
Administrative Expenses Paid | (704 | ) |  | (222 | ) |  | — |  |  | — |
Currency translation | (2,422 | ) |  | 3,777 |  |  | — |  |  | — |
Fair value of plan assets at December 31 | 443,112 |  |  | 492,677 |  |  | — |  |  | — |
Funded Status |  |  |  |  |  |  |
Funded status at December 31 | (82,408 | ) |  | (67,708 | ) |  | (28,477 | ) |  | (22,027 | )
Unrecognized transition losses | 5 |  |  | 6 |  |  | — |  |  | — |
Unrecognized prior service credit | (687 | ) |  | (764 | ) |  | (1,924 | ) |  | (2,328 | )
Unrecognized net actuarial losses | 178,640 |  |  | 162,032 |  |  | 12,096 |  |  | 5,007 |
Net amount recognized | 95,550 |  |  | 93,566 |  |  | (18,305 | ) |  | (19,348 | )
Amounts Recognized in the Balance Sheet |  |  |  |  |  |  |
Noncurrent assets | 57,568 |  |  | 83,060 |  |  | — |  |  | — |
Current liabilities | (5,741 | ) |  | (5,126 | ) |  | (2,736 | ) |  | (1,584 | )
Noncurrent liabilities | (134,231 | ) |  | (145,642 | ) |  | (25,741 | ) |  | (20,443 | )
Net amount recognized | (82,404 | ) |  | (67,708 | ) |  | (28,477 | ) |  | (22,027 | )
Amounts Recognized in Accumulated Other Comprehensive Loss |  |  |  |  |  |  |
Net actuarial losses | 178,640 |  |  | 162,032 |  |  | 12,096 |  |  | 5,007 |
Prior service credit | (687 | ) |  | (764 | ) |  | (1,924 | ) |  | (2,328 | )
Unrecognized net initial obligation | 5 |  |  | 6 |  |  | — |  |  | — |
Total (before tax effects) | 177,958 |  |  | 161,274 |  |  | 10,172 |  |  | 2,679 |
Accumulated Benefit Obligations for all Defined Benefit Plans | 489,159 |  |  | 525,385 |  |  | — |  |  | — |
Components Of Net Periodic Benefit (Credit) Cost |
| Pension Benefits |  | Other Benefits
(In thousands) | 2018 |  | 2017 |  | 2016 |  | 2018 |  | 2017 |  | 2016
Components of Net Periodic Benefit Cost |  |  |  |  |  |  |  |  |  |  |
Service cost | $ | 11,125 |  |  | $ | 11,023 |  |  | $ | 10,417 |  |  | $ | 369 |  |  | $ | 403 |  |  | $ | 426 |
Interest cost | 17,214 |  |  | 18,450 |  |  | 18,752 |  |  | 793 |  |  | 882 |  |  | 946 |
Expected return on plan assets | (36,352 | ) |  | (35,417 | ) |  | (34,751 | ) |  | — |  |  | — |  |  | — |
Amortization of transition amounts | 1 |  |  | 2 |  |  | 2 |  |  | — |  |  | — |  |  | — |
Amortization of prior service credit | (21 | ) |  | (19 | ) |  | (14 | ) |  | (405 | ) |  | (307 | ) |  | (419 | )
Recognized net actuarial losses | 13,755 |  |  | 12,955 |  |  | 11,921 |  |  | 752 |  |  | 100 |  |  | 68 |
Settlement/curtailment loss (credit) | 179 |  |  | 148 |  |  | 5 |  |  | — |  |  | (562 | ) |  | — |
Special termination charge | — |  |  | 11,384 |  | (b) | — |  |  | — |  |  | — |  |  | — |
Net periodic benefit cost(a) | $ | 5,901 |  |  | $ | 18,526 |  |  | $ | 6,332 |  |  | $ | 1,509 |  |  | $ | 516 |  |  | $ | 1,021 |
Schedule Of Amounts Included In Accumulated Other Comprehensive Income Expected To Be Recognized In Net Periodic Benefit Costs | Amounts included in accumulated other comprehensive income expected to be recognized in 2019 net periodic benefit costs:
(In thousands) | Pension Benefits |  | Other Benefits
Loss recognition | $ | 12,521 |  |  | $ | 981 |
Prior service credit recognition | (19 | ) |  | (405 | )
Transition obligation recognition | 2 |  |  | — |
Schedule of Accumulated Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block] | Information for pension plans with an accumulated benefit obligation in excess of plan assets:
(In thousands) | 2018 |  | 2017
Aggregate accumulated benefit obligations (ABO) | $ | 159,545 |  |  | $ | 169,065 |
Aggregate projected benefit obligations (PBO) | 168,819 |  |  | 182,159 |
Aggregate fair value of plan assets | 28,876 |  |  | 31,471 |
Schedule Of Assumptions Used To Determine Benefit Obligations And Net Periodic Benefit Cost |
| Pension Benefits |  | Other Benefits
| 2018 |  | 2017 |  | 2018 |  | 2017
Assumptions used to determine benefit obligations |  |  |  |  |  |  |
Average discount rate | 3.79 | % |  | 3.34 | % |  | 4.21 | % |  | 3.57 | %
Rate of compensation increase | 3.00 | % |  | 3.00 | % |  | — |  |  | — |
Assumptions used to determine net periodic benefit cost |  |  |  |  |  |  |
Average discount rate | 3.34 | % |  | 3.67 | % |  | 3.57 | % |  | 4.05 | %
Expected return on plan assets | 7.99 | % |  | 8.04 | % |  | — |  |  | — |
Rate of compensation increase | 3.00 | % |  | 2.99 | % |  | — |  |  | — |
Schedule Of Expected Return On Assets For Net Periodic Pension Cost |
| Pension Plan Assets at December 31,
| 2018 |  | 2017
Equity securities | 58 | % |  | 57 | %
Fixed income securities | 25 |  |  | 26 |
Pooled investment funds | 11 |  |  | 12 |
Insurance contracts | 4 |  |  | 3 |
Cash and cash equivalents | 2 |  |  | 2 |
Total | 100 | % |  | 100 | %
Summary Of Pension Plan Assets Measured At Fair Value On A Recurring Basis By Fair Value Hierarchy |
|  |  |  |  | Fair Value
(In thousands) | Total |  | NAV |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Equity securities | $ | 259,014 |  |  | $ | 62,027 |  |  | $ | 196,987 |  |  | $ | — |  |  | $ | — |
Fixed income securities | 109,876 |  |  | — |  |  | 28,312 |  |  | 81,564 |  |  | — |
Pooled investment funds | 49,823 |  |  | 49,823 |  |  | — |  |  | — |  |  | — |
Insurance contracts | 17,033 |  |  | — |  |  | — |  |  | — |  |  | 17,033 |
Cash and cash equivalents | 7,366 |  |  | 6,259 |  |  | 1,107 |  |  | — |  |  | — |
Total | $ | 443,112 |  |  | $ | 118,109 |  |  | $ | 226,406 |  |  | $ | 81,564 |  |  | $ | 17,033 |
The fair values of the Company's pension plan assets at December 31, 2017, were as follows:
|  |  |  |  | Fair Value
(In thousands) | Total |  | NAV |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  | Significant Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Equity securities | $ | 278,606 |  |  | $ | 64,840 |  |  | $ | 213,766 |  |  | $ | — |  |  | $ | — |
Fixed income securities | 127,128 |  |  | — |  |  | 40,778 |  |  | 86,350 |  |  | — |
Pooled investment funds | 60,014 |  |  | 60,014 |  |  | — |  |  | — |  |  | — |
Insurance contracts | 17,834 |  |  | — |  |  | — |  |  | — |  |  | 17,834 |
Cash and cash equivalents | 9,095 |  |  | 7,974 |  |  | 1,121 |  |  | — |  |  | — |
Total | $ | 492,677 |  |  | $ | 132,828 |  |  | $ | 255,665 |  |  | $ | 86,350 |  |  | $ | 17,834 |
Schedule Of Reconciliation Of Level 3 Assets | The following table presents a reconciliation of Level 3 assets:
(In thousands) | Insurance Contracts
Balance January 1, 2017 | $ | 14,948 |
Net realized and unrealized gains | 2,741 |
Net purchases, issuances and settlements | 145 |
Balance December 31, 2017 | 17,834 |
Net realized and unrealized losses | (957 | )
Net purchases, issuances and settlements | 156 |
Balance December 31, 2018 | $ | 17,033 |

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