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Pensions and Other Postretirement Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2012
Pensions and Other Postretirement Benefit Plans [Abstract]  
Schedule of Plan Benefit Obligations
    As of December 31, 2012   As of December 31, 2011
(in thousands)   Pension plans   Other postretirement benefits   Pension plans   Other postretirement benefits
                 
Benefit obligation, beginning of year   $405,880     $79,009     $374,115     $72,137  
Service cost   3,486     1,071     3,117     931  
Interest cost   12,180     3,691     19,958     3,869  
Plan participants' contributions   344     -     387     -  
Actuarial loss/(gain)   49,582     6,343     39,712     6,977  
Benefits paid   (14,909 )   (5,778 )   (26,598 )   (5,823 )
Settlements   (249,709 )   -     (891 )   -  
Special / Contractual Termination Benefits   -     -     233     -  
Other   571     -     -     945  
Foreign currency changes   11,113     32     (4,153 )   (27 )
Benefit obligation, end of year   $218,538     $84,368     $405,880     $79,009  
                         
Accumulated benefit obligation   $202,917     -     $391,457     -  
                         
Weighted average assumptions used to                        
determine benefit obligations, end of year:                        
Discount rate - U.S. plan   4.28%     3.93%     4.82%     4.86%  
Discount rate - non-U.S. plans   4.09%     4.00%     4.48%     4.20%  
Compensation increase - U.S. plan   -     3.00%     -     3.00%  
Compensation increase - non-U.S. plans   3.26%     3.00%     3.19%     3.00%  
Schedule of Plan Assets
    As of December 31, 2012   As of December 31, 2011
(in thousands)   Pension plans   Other postretirement benefits   Pension plans   Other postretirement benefits
                 
Fair value of plan assets, beginning of year   $304,658     $ -     $262,376     $ -  
Actual return on plan assets, net of expenses   19,493     -     34,176     -  
Employer contributions   110,172     4,961     37,174     5,823  
Plan participants' contributions   344     817     387     1,319  
Benefits paid   (14,909 )   (5,778 )   (26,562 )   (7,142 )
Settlements   (249,709 )   -     (891 )   -  
Foreign currency changes   3,385     -     (2,002 )   -  
Fair value of plan assets, end of year   $173,434     $ -     $304,658     $ -  
Schedule of Funded Status of Plans
    As of December 31, 2012   As of December 31, 2011
(in thousands)   Pension plans   Other postretirement benefits   Pension plans   Other postretirement benefits
                 
Fair value of plan assets   $173,434     $ -     $304,658     $ -  
Benefit obligation   218,538     84,368     405,880     79,009  
Funded status   ($45,104 )   ($84,368 )   ($101,222 )   ($79,009 )
                         
Accrued benefit cost, end of year   ($45,104 )   ($84,368 )   ($101,222 )   ($79,009 )
                         
Amounts recognized in the statement of financial position consist of the following:                        
Noncurrent asset   $7,034     $ -     $7,779     $ -  
Current liability   (2,318 )   (5,547 )   (3,576 )   (5,949 )
Noncurrent liability   (49,820 )   (78,821 )   (105,425 )   (73,060 )
Net amount recognized   ($45,104 )   ($84,368 )   ($101,222 )   ($79,009 )
                         
Amounts recognized in accumulated other comprehensive income consist of:                        
Net actuarial loss   $84,784     $57,966     $164,246     $54,835  
Prior service cost/(credit)   405     (40,329 )   432     (43,995 )
Transition obligation   70     -     138     -  
Net amount recognized   $85,259     $17,637     $164,816     $10,840  
Schedule of Net Periodic Benefit Plan Cost
    Pension plans   Other postretirement benefits
(in thousands)   2012   2011   2010   2012   2011   2010
                         
Components of net periodic benefit cost:                                    
Service cost   $3,486     $3,117     $3,572     $1,071     $931     $910  
Interest cost   12,180     19,958     19,644     3,691     3,869     4,054  
Other adjustments   -     -     -     -     945     -  
Expected return on assets   (11,799 )   (15,858 )   (15,127 )   -     -     -  
Amortization of prior service cost/(credit)   35     37     16     (3,666 )   (3,666 )   (3,666 )
Amortization of transition obligation   79     83     94     -     -     -  
Amortization of net actuarial loss   4,223     5,672     4,738     3,215     3,022     2,923  
Settlement   119,986     327     839     -     -     -  
Curtailment (gain)/loss   -     -     34     -     -     (1,921 )
Special / contractual termination benefits   -     233     -     -     -     -  
Net periodic benefit cost   $128,190     $13,569     $13,810     $4,311     $5,101     $2,300  
                                     
Weighted average assumptions used to determine net cost:                                    
Discount rate - U.S. plan   4.82%     5.59%     5.80%     4.86%     5.55%     5.70%  
Discount rate - non -U.S. plan   4.48%     5.29%     5.84%     4.20%     -     -  
Expected return on plan assets - U.S. plans   4.82%     5.80%     6.10%     -     -     -  
                                     
Expected return on plan assets - non-U.S. plans   6.26%     6.80%     6.91%     -     -     -  
Rate of compensation increase - U.S. plan   -     -     -     3.00%     3.00%     3.00%  
                                     
Rate of compensation increase - non-U.S. plans   3.19%     3.47%     3.42%     3.00%     -     -  
Health care cost trend rate (U.S. and non-U.S. plans):                                    
Initial rate   -     -     -     -     -     -  
Ultimate rate   -     -     -     -     -     -  
Years to ultimate   -     -     -     -     -     -  
Schedule of Other Changes Recognized in Other Comprehensive Income
        Other
    Pension   postretirement
(in thousands)   plan   benefits
         
Settlements   ($118,350 )   $ -  
Asset/liabilty loss (gain)   41,889     6,344  
Amortization of actuarial (loss)   (4,223 )   (3,215 )
Amortization of prior service (cost)/credit   (35 )   3,666  
Amortization of transition (obligation)   (79 )   -  
Currency impact   2,877     3  
Total recognized in other comprehensive income   ($77,921 )   $6,798  
             
Total recognized in net periodic benefit cost and other comprehensive income   $50,269     $11,109  
Schedule of Amounts That Will Be Amortized from Accumulated Other Comprehensive Income
        Total
    Total   postretirement
(in thousands)   pension   benefits
Actuarial loss   $3,185     $3,514  
Prior service cost/(benefit)   35     (3,666 )
Transition obligation   70     -  
Total   $3,290     ($152 )
Schedule of Fair Value of Plan Assets
    Total fair   Quoted prices   Significant other   Significant
    value at   in active markets   observable inputs   unobservable inputs
(in thousands)   December 31, 2012   (Level 1)   (Level 2)   (Level 3)
Common stocks   $46,625   $46,625   $ -   $ -
Debt securities   114,136   -   114,136   -
Insurance contracts   2,542   -   -   2,542
Limited partnerships   7,556   -   -   7,556
Hedge funds   536   -   -   536
Cash and short-term investments   2,039   2,039   -   -
Total plan assets   $173,434   $48,664   $114,136   $10,634
    Total fair   Quoted prices   Significant other   Significant
    value at   in active markets   observable inputs   unobservable inputs
(in thousands)   December 31, 2011   (Level 1)   (Level 2)   (Level 3)
Common stocks   $48,993   $48,993   $ -   $ -
Debt securities   243,839   -   243,839   -
Insurance contracts   2,361   -   -   2,361
Limited partnerships   8,676   -   -   8,676
Hedge funds   557   -   -   557
Cash and short-term investments   232   232   -   -
Total plan assets   $304,658   $49,225   $243,839   $11,594
Reconciliation of Level 3 Assets
(in thousands)   December 31,
2011
  Net realized
(losses)/ gains
  Net unrealized
gains/(losses)
  Net purchases,
issuances and
settlements
  Net transfers
(out of) Level 3
  December 31,
2012
Insurance contracts   $2,361   $ -   $39   $142   $ -   2,542
Limited partnerships   8,676   -   521   (1,641)   -   7,556
Hedge funds   557   -   32   (53)   -   536
Total   $11,594   $ -   $592   ($1,552)   $ -   $10,634

(in thousands)   December 31,
2010
  Net realized
(losses)/ gains
  Net unrealized
gains/(losses)
  Net purchases,
issuances and
settlements
  Net transfers
(out of) Level 3
  December 31,
2011
Insurance contracts   $2,050   $ -   $85   $226   $ -   $2,361
Limited partnerships   9,115   107   235   -   (781)   8,676
Hedge funds   10,699   (19)   (132)   -   (9,991)   557
Total   $21,864   $88   $188   $226   ($10,772)   $11,594
Schedule of Asset Allocation
    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   2013   2012   2011   2013   2012   2011
                         
Equity securities   -   5%   -   36%   50%   49%
Debt securities   100%   88%   92%   56%   43%   45%
Real estate   -   4%   2%   4%   3%   3%
Other (1)   -   3%   6%   4%   4%   3%
    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
  Plans with projected benefit obligation
  in excess of plan assets
(in thousands) 2012 2011
Projected benefit obligation $183,765 $376,595
Accumulated benefit obligation 169,396 363,228
Fair value of plan assets 131,626 267,594
     
     
     
  Plans with accumulated benefit obligation
  in excess of plan assets
(in thousands) 2012 2011
Projected benefit obligation $136,329 $376,595
Accumulated benefit obligation 132,396 363,228
Fair value of plan assets 86,835 267,594
     
Schedule of Expected Cash Flows
(in thousands) Pension plans Other postretirement benefits
Expected employer contributions in the next fiscal year $4,560 $5,592
     
Expected benefit payments    
2013 $5,786 $5,592
2014 5,548 5,434
2015 5,938 5,245
2016 6,542 5,091
2017 8,168 4,976
2018-2022 44,506 24,617