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Pensions and Other Postretirement Benefits (Tables)
 12 Months Ended
Dec. 31, 2015
Defined Benefit Plan Disclosure [Line Items]  
Retirement Plan amounts recorded on consolidated balance sheets
The following table summarizes amounts recorded on the consolidated balance sheets associated with these various retirement benefit plans:

  
December 31,
 
  
2015
  
2014
 
 
    
Included in "Other assets":
    
U.S. pension plans
 
$
21,202
  
$
12,964
 
Non-U.S. pension plans
  
159
   
212
 
Total included in other assets
 
$
21,361
  
$
13,176
 
Included in "Payroll and related expenses":
        
U.S. pension plans
 
$
(51
)
 
$
(51
)
Non-U.S. pension plans
  
(6,089
)
  
(6,624
)
U.S. other postretirement plans
  
(701
)
  
(666
)
Non-U.S. other postretirement plans
  
(224
)
  
(349
)
Total included in payroll and related expenses
 
$
(7,065
)
 
$
(7,690
)
Accrued pension and other postretirement costs:
        
U.S. pension plans
 
$
(37,181
)
 
$
(40,744
)
Non-U.S. pension plans
  
(200,406
)
  
(231,278
)
U.S. other postretirement plans
  
(7,208
)
  
(8,011
)
Non-U.S. other postretirement plans
  
(6,264
)
  
(6,934
)
Other retirement obligations
  
(13,559
)
  
(13,557
)
Total accrued pension and other postretirement costs
 
$
(264,618
)
 
$
(300,524
)
Accumulated other comprehensive loss:
        
U.S. pension plans
 
$
76,141
  
$
88,474
 
Non-U.S. pension plans
  
73,216
   
88,076
 
U.S. other postretirement plans
  
(3,129
)
  
(3,325
)
Non-U.S. other postretirement plans
  
1,446
   
1,750
 
Total accumulated other comprehensive loss*
 
$
147,674
  
$
174,975
 

* - Amounts included in accumulated other comprehensive loss are presented in this table pre-tax.
Defined Benefit Pension Plans [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Reconciliation of benefit obligation, plan assets, and funded status
The following table sets forth a reconciliation of the benefit obligation, plan assets, and funded status related to U.S. and non-U.S. pension plans:

 
 
December 31, 2015
  
December 31, 2014
 
 
 
U.S.
Plans
  
Non-U.S.
Plans
  
U.S.
Plans
  
Non-U.S.
Plans
 
         
Change in benefit obligation:
        
Benefit obligation at beginning of year
 
$
301,475
  
$
286,846
  
$
315,373
  
$
280,526
 
Service cost
  
-
   
3,265
   
-
   
3,275
 
Interest cost
  
11,657
   
5,636
   
13,821
   
8,555
 
Acquisitions
  
-
   
-
   
-
   
465
 
Plan amendments
  
-
   
267
   
-
   
-
 
Actuarial (gains) losses
  
(23,099
)
  
(2,012
)
  
50,584
   
40,021
 
Benefits paid
  
(15,911
)
  
(12,230
)
  
(18,940
)
  
(15,888
)
Curtailments and settlements
  
-
   
-
   
(59,363
)
  
(486
)
Currency translation
  
-
   
(24,173
)
  
-
   
(29,622
)
Benefit obligation at end of year
 
$
274,122
  
$
257,599
  
$
301,475
  
$
286,846
 
                 
Change in plan assets:
                
Fair value of plan assets at beginning of year
 
$
273,644
  
$
49,156
  
$
295,633
   
48,859
 
Actual return on plan assets
  
(5,439
)
  
1,159
   
38,688
   
1,858
 
Acquisitions
  
-
   
-
   
-
   
10
 
Company contributions
  
5,798
   
15,621
   
17,626
   
17,015
 
Benefits paid
  
(15,911
)
  
(12,230
)
  
(18,940
)
  
(15,888
)
Curtailments and settlements
  
-
   
-
   
(59,363
)
  
(486
)
Currency translation
  
-
   
(2,443
)
  
-
   
(2,212
)
Fair value of plan assets at end of year
 
$
258,092
  
$
51,263
  
$
273,644
  
$
49,156
 
                 
Funded status at end of year
 
$
(16,030
)
 
$
(206,336
)
 
$
(27,831
)
 
$
(237,690
)
Amounts recognized in consolidated balance sheet
Amounts recognized in the consolidated balance sheet consist of the following:

  
December 31, 2015
  
December 31, 2014
 
  
U.S.
Plans
  
Non-U.S.
Plans
  
U.S.
Plans
  
Non-U.S.
Plans
 
         
Other assets
 
$
21,202
  
$
159
  
$
12,964
  
$
212
 
Accrued benefit liability - currrent
  
(51
)
  
(6,089
)
  
(51
)
  
(6,624
)
Accrued benefit liability - non-current
  
(37,181
)
  
(200,406
)
  
(40,744
)
  
(231,278
)
Accumulated other comprehensive loss
  
76,141
   
73,216
   
88,474
   
88,076
 
 
 
$
60,111
  
$
(133,120
)
 
$
60,643
  
$
(149,614
)
Components of actuarial items
Note 11 – Pensions and Other Postretirement Benefits (continued)

Actuarial items consist of the following:

 
 
December 31, 2015
  
December 31, 2014
 
  
U.S.
Plans
  
Non-U.S.
Plans
  
U.S.
Plans
  
Non-U.S.
Plans
 
         
Unrecognized net actuarial loss
 
$
74,926
  
$
73,216
  
$
87,195
  
$
88,076
 
Unamortized prior service cost
  
1,215
   
-
   
1,279
   
-
 
 
 
$
76,141
  
$
73,216
  
$
88,474
  
$
88,076
 
Projected and accumulated benefit obligations
The following table sets forth additional information regarding the projected and accumulated benefit obligations:

 
 
December 31, 2015
  
December 31, 2014
 
  
U.S.
Plans
  
Non-U.S.
Plans
  
U.S.
Plans
  
Non-U.S.
Plans
 
         
Accumulated benefit obligation, all plans
 
$
274,122
  
$
239,099
  
$
301,475
  
$
269,069
 
                 
Plans for which the accumulated benefit
                
obligation exceeds plan assets:
                
Projected benefit obligation
 
$
37,232
  
$
245,005
  
$
40,795
  
$
272,977
 
Accumulated benefit obligation
  
37,232
   
231,955
   
40,795
   
261,996
 
Fair value of plan assets
  
-
   
39,463
   
-
   
37,634
 
Components of the net periodic benefit costs
The following table sets forth the components of net periodic pension cost:

 
 
Years ended December 31,
 
 
 
2015
  
2014
  
2013
 
 
 
U.S.
Plans
  
Non-U.S.
Plans
  
U.S.
Plans
  
Non-U.S.
Plans
  
U.S.
Plans
  
Non-U.S.
Plans
 
             
Service cost net of employee contributions
 
$
-
  
$
3,265
  
$
-
  
$
3,275
  
$
-
  
$
3,499
 
Interest cost
  
11,657
   
5,636
   
13,821
   
8,555
   
13,882
   
8,150
 
Expected return on plan assets
  
(13,566
)
  
(1,798
)
  
(14,892
)
  
(2,109
)
  
(19,124
)
  
(2,084
)
Amortization of actuarial losses
  
8,175
   
5,131
   
7,166
   
2,700
   
14,566
   
3,407
 
Amortization of prior service cost (credit)
  
64
   
(282
)
  
(56
)
  
(5
)
  
978
   
(12
)
Curtailment and settlement losses
  
-
   
452
   
15,588
   
1,137
   
-
   
959
 
Net periodic pension cost
 
$
6,330
  
$
12,404
  
$
21,627
  
$
13,553
  
$
10,302
  
$
13,919
 
Weighted average assumptions used
The following weighted average assumptions were used to determine benefit obligations at December 31 of the respective years:

 
 
2015
  
2014
 
  
U.S. Plans
  
Non-U.S. Plans
  
U.S. Plans
  
Non-U.S. Plans
 
Discount rate
  
4.50
%
  
2.30
%
  
4.00
%
  
2.15
%
Rate of compensation increase
  
0.00
%
  
1.99
%
  
0.00
%
  
1.97
%

The following weighted average assumptions were used to determine the net periodic pension costs for the years ended December 31, 2015 and 2014:

 
 
Years ended December 31,
 
 
 
2015
  
2014
 
 
 
 
U.S. Plans
  
Non-U.S.
Plans
  
U.S. Plans
  
Non-U.S. Plans
 
Discount rate
  
4.00
%
  
2.15
%
  
4.85
%
  
3.11
%
Rate of compensation increase
  
0.00
%
  
1.97
%
  
0.00
%
  
1.99
%
Expected return on plan assets
  
5.00
%
  
3.86
%
  
5.29
%
  
3.85
%
Estimated future benefit payments
Estimated future benefit payments are as follows:

  
U.S.
Plans
  
Non-U.S.
Plans
 
     
2016
 
$
16,019
  
$
13,310
 
2017
  
16,331
   
14,552
 
2018
  
16,708
   
13,741
 
2019
  
23,229
   
14,860
 
2020
  
18,715
   
14,571
 
2021-2025
  
96,997
   
73,867
 
Other Postretirement Benefits [Member]  
Defined Benefit Plan Disclosure [Line Items]  
Reconciliation of benefit obligation, plan assets, and funded status
The following table sets forth a reconciliation of the benefit obligation, plan assets, and accrued benefit cost related to U.S. and non-U.S. non-pension defined benefit postretirement plans:

 
 
December 31, 2015
  
December 31, 2014
 
  
U.S.
Plans
  
Non-U.S. Plans
  
U.S.
Plans
  
Non-U.S. Plans
 
         
Change in benefit obligation:
        
Benefit obligation at beginning of year
 
$
8,677
  
$
7,283
  
$
7,341
  
$
7,504
 
Service cost
  
121
   
273
   
115
   
307
 
Interest cost
  
333
   
147
   
351
   
244
 
Plan curtailments and settlements
  
-
   
(25
)
  
-
   
-
 
Actuarial (gains) losses
  
(550
)
  
(50
)
  
1,492
   
752
 
Benefits paid
  
(672
)
  
(389
)
  
(622
)
  
(565
)
Currency translation
  
-
   
(751
)
  
-
   
(959
)
Benefit obligation at end of year
 
$
7,909
  
$
6,488
  
$
8,677
  
$
7,283
 
                 
Fair value of plan assets at end of year
 
$
-
  
$
-
  
$
-
  
$
-
 
                 
Funded status at end of year
 
$
(7,909
)
 
$
(6,488
)
 
$
(8,677
)
 
$
(7,283
)
Amounts recognized in consolidated balance sheet
Amounts recognized in the consolidated balance sheet consist of the following:

 
 
December 31, 2015
  
December 31, 2014
 
  
U.S.
Plans
  
Non-U.S. Plans
  
U.S.
Plans
  
Non-U.S.
Plans
 
         
Accrued benefit liability - current
 
$
(701
)
 
$
(224
)
 
$
(666
)
 
$
(349
)
Accrued benefit liability - non-current
  
(7,208
)
  
(6,264
)
  
(8,011
)
  
(6,934
)
Accumulated other comprehensive income
  
(3,129
)
  
1,446
   
(3,325
)
  
1,750
 
 
 
$
(11,038
)
 
$
(5,042
)
 
$
(12,002
)
 
$
(5,533
)
Components of actuarial items
Note 11 – Pensions and Other Postretirement Benefits (continued)

Actuarial items consist of the following:

 
 
December 31, 2015
  
December 31, 2014
 
  
U.S.
Plans
  
Non-U.S. Plans
  
U.S.
Plans
  
Non-U.S. Plans
 
         
Unrecognized net actuarial loss (gain)
 
$
(1,308
)
 
$
1,446
  
$
(668
)
 
$
1,750
 
Unamortized prior service (credit) cost
  
(1,821
)
  
-
   
(2,657
)
  
-
 
 
 
$
(3,129
)
 
$
1,446
  
$
(3,325
)
 
$
1,750
 
Components of the net periodic benefit costs
The following table sets forth the components of net periodic benefit cost:

 
 
Years ended December 31,
 
 
 
2015
  
2014
  
2013
 
  
U.S. Plans
  
Non-U.S. Plans
  
U.S. Plans
  
Non-U.S. Plans
  
U.S. Plans
  
Non-U.S. Plans
 
             
Service cost
 
$
121
  
$
273
  
$
115
  
$
307
  
$
111
  
$
299
 
Interest cost
  
333
   
147
   
351
   
244
   
314
   
257
 
Amortization of actuarial (gains) losses
  
90
   
76
   
(140
)
  
38
   
4
   
8
 
Amortization of prior service credit
  
(837
)
  
-
   
(824
)
  
-
   
(798
)
  
-
 
Net periodic benefit cost (benefit)
 
$
(293
)
 
$
496
  
$
(498
)
 
$
589
  
$
(369
)
 
$
564
 
Weighted average assumptions used

The following weighted average assumptions were used to determine benefit obligations at December 31 of the respective years:

 
 
2015
  
2014
 
 
 
 
U.S. Plans
  
Non-U.S. Plans
  
U.S. Plans
  
Non-U.S. Plans
 
         
Discount rate
  
4.50
%
  
2.31
%
  
4.00
%
  
2.25
%
Rate of compensation increase
  
0.00
%
  
2.69
%
  
0.00
%
  
2.87
%

The following weighted average assumptions were used to determine the net periodic benefit costs for the years ended December 31, 2015 and 2014:

 
 
Years ended December 31,
 
 
 
2015
  
2014
 
 
 
 
U.S. Plans
  
Non-U.S.
Plans
  
U.S. Plans
  
Non-U.S. Plans
 
         
Discount rate
  
4.00
%
  
2.25
%
  
5.00
%
  
3.44
%
Rate of compensation increase
  
0.00
%
  
2.87
%
  
0.00
%
  
3.19
%
Estimated future benefit payments
Note 11 – Pensions and Other Postretirement Benefits (continued)

Estimated future benefit payments are as follows:

  
U.S.
Plans
  
Non-U.S.
Plans
 
     
2016
 
$
701
  
$
224
 
2017
  
718
   
302
 
2018
  
710
   
307
 
2019
  
693
   
405
 
2020
  
680
   
661
 
2021-2025
  
2,887
   
2,714