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Nonpension Postretirement Benefits (Tables)
 12 Months Ended
Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]  
Weighted Average Assumed Health Care Cost Trend Rates
The weighted average assumed health care cost trend rates at December 31 were as follows:
 
U.S. Plans
 
Non-U.S. Plans
 
2012
 
2011
 
2012
 
2011
Initial health care trend
7.00
%
 
7.25
%
 
7.00
%
 
7.25
%
Ultimate health care trend
5.00
%
 
5.00
%
 
5.00
%
 
5.00
%
Years to reach ultimate trend rate
8

 
9

 
8

 
9
Components of Nonpension Postretirement Benefit Obligation
The components of our nonpension postretirement benefit obligation are as follows:
Year ended December 31,
(dollars in thousands)
 
U.S. Plans
 
Non-U.S. Plans
 
Total
 
2012
 
2011
 
2012
 
2011
 
2012
 
2011
Change in accumulated nonpension postretirement benefit obligation:
 
 
 
 
 
 
 
 
 
 
 
 
Benefit obligation, beginning of year
 
$
70,541

 
$
70,181

 
$
2,676

 
$
2,573

 
$
73,217

 
$
72,754

Service Cost
 
1,470

 
1,359

 
2

 
2

 
1,472

 
1,361

Interest cost
 
3,426

 
3,632

 
104

 
122

 
3,530

 
3,754

Plan participants' contributions
 
1,307

 
1,419

 
—

 
—

 
1,307

 
1,419

ERRP to be used to reduce retiree contribution
 
76

 
25

 
—

 
—

 
76

 
25

Plan amendments
 
(2,672
)
 
—

 
—

 
—

 
(2,672
)
 
—

Actuarial (gain) loss
 
3,682

 
(1,555
)
 
(28
)
 
149

 
3,654

 
(1,406
)
Exchange rate fluctuations
 
—

 
—

 
61

 
(53
)
 
61

 
(53
)
Benefits paid
 
(4,307
)
 
(4,520
)
 
(131
)
 
(117
)
 
(4,438
)
 
(4,637
)
Benefit obligation, end of year
 
$
73,523

 
$
70,541

 
$
2,684

 
$
2,676

 
$
76,207

 
$
73,217

 
 
 
 
 
 
 
 
 
 
 
 
 
Funded status and accrued benefit cost
 
$
(73,523
)
 
$
(70,541
)
 
$
(2,684
)
 
$
(2,676
)
 
$
(76,207
)
 
$
(73,217
)
Nonpension Postretirement Benefit Plans
  
Defined Benefit Plan Disclosure [Line Items]  
Components of Net Benefit Costs
The provision for our nonpension postretirement benefit expense consists of the following:
Year ended December 31,
(dollars in thousands)
 
U.S. Plans
 
Non-U.S. Plans
 
Total
 
2012
 
2011
 
2010
 
2012
 
2011
 
2010
 
2012
 
2011
 
2010
Service cost (benefits earned during the period)
 
$
1,470

 
$
1,359

 
$
1,360

 
$
2

 
$
2

 
$
1

 
$
1,472

 
$
1,361

 
$
1,361

Interest cost on projected benefit obligation
 
3,426

 
3,632

 
3,617

 
104

 
122

 
124

 
3,530

 
3,754

 
3,741

Amortization of unrecognized:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Prior service cost
 
422

 
422

 
290

 
—

 
—

 
—

 
422

 
422

 
290

Loss (gain)
 
916

 
1,107

 
1,028

 
(1
)
 
(17
)
 
(29
)
 
915

 
1,090

 
999

Nonpension postretirement benefit expense
 
$
6,234

 
$
6,520

 
$
6,295

 
$
105

 
$
107

 
$
96

 
$
6,339

 
$
6,627

 
$
6,391
Schedule of Assumptions Used
The discount rate used to determine the accumulated postretirement benefit obligation was:
 
U.S. Plans
 
Non-U.S. Plans
 
2012
 
2011
 
2012
 
2011
Discount rate
3.85
%
 
4.91
%
 
3.71
%
 
3.97
%

The discount rate used to determine net postretirement benefit cost was:
 
U.S. Plans
 
Non-U.S. Plans
 
2012
 
2011
 
2010
 
2012
 
2011
 
2010
Discount rate
4.91
%
 
5.34
%
 
5.54
%
 
3.97
%
 
4.86
%
 
5.42
%
Net Accrued Benefit Liability
The net accrued postretirement benefit liability at December 31 of the respective year-ends were included in the Consolidated Balance Sheets as follows:
December 31,
(dollars in thousands)
 
2012
 
2011
Current liability
 
$
4,739

 
$
4,721

Long-term liability
 
71,468

 
68,496

Total accrued postretirement benefit liability
 
$
76,207

 
$
73,217
Amounts Recognized in Accumulated Other Comprehensive Loss
The pre-tax amounts recognized in accumulated other comprehensive loss as of December 31, 2012 and 2011, are as follows:
Year ended December 31,
(dollars in thousands)
 
U.S. Plans
 
Non-U.S. Plans
 
Total
 
2012
 
2011
 
2012
 
2011
 
2012
 
2011
Net actuarial loss (gain)
 
$
20,087

 
$
17,254

 
$
(316
)
 
$
(284
)
 
$
19,771

 
$
16,970

Prior service cost
 
(904
)
 
2,190

 
—

 
—

 
(904
)
 
2,190

Total cost (credit)
 
$
19,183

 
$
19,444

 
$
(316
)
 
$
(284
)
 
$
18,867

 
$
19,160
Amounts in Accumulated Other Comprehensive Loss to be Recognized During 2013
The pre-tax amounts in accumulated other comprehensive loss of December 31, 2012, that are expected to be recognized as a credit to net periodic benefit cost during 2013 are as follows:
Year ended December 31,
(dollars in thousands)
 
U.S. Plans
 
Non-U.S. Plans
 
Total
Net actuarial loss (gain)
 
$
1,155

 
$
(4
)
 
$
1,151

Prior service cost
 
140

 
—

 
140

Total cost (credit)
 
$
1,295

 
$
(4
)
 
$
1,291
Anticipated Benefit Payments
Nonpension postretirement benefit payments net of estimated future Medicare Part D subsidy payments and future retiree contributions, are anticipated to be paid as follows:
Fiscal Year
(dollars in thousands)
 
U.S. Plans
 
Non-U.S. Plans
 
Total
2013
 
$
4,527

 
$
212

 
$
4,739

2014
 
$
4,930

 
$
215

 
$
5,145

2015
 
$
5,175

 
$
214

 
$
5,389

2016
 
$
5,395

 
$
212

 
$
5,607

2017
 
$
5,628

 
$
210

 
$
5,838

2018-2022
 
$
26,485

 
$
934

 
$
27,419