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Retirement Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2011
Retirement Benefit Plans [Abstract] |
Weighted-average asset allocations by asset category of the U.S. and U.K. Pension Plans | Weighted-average asset allocations by asset category of the U.S. and U.K. Pension Plans as of December 31, 2011 are as follows:
Asset Category |  | Total |  |  | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  | Significant Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |
Cash and Cash Equivalents |  | $ | 533 |  |  | $ | 533 |  |  | $ | - |  |  | $ | - |
Equity Securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Small-Cap (1) |  |  | 445 |  |  |  | 445 |  |  |  | - |  |  |  | - |
U.S. Mid-Cap (1) |  |  | 2,761 |  |  |  | 2,761 |  |  |  | - |  |  |  | - |
U.S. Large-Cap (1) |  |  | 179 |  |  |  | 179 |  |  |  | - |  |  |  | - |
International Small-Cap (2) |  |  | 116 |  |  |  | 116 |  |  |  | - |  |  |  | - |
Mutual Funds: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate Bonds |  |  | 11,557 |  |  |  | 11,557 |  |  |  | - |  |  |  | - |
U.S. Large-Cap (3) |  |  | 12,646 |  |  |  | 12,646 |  |  |  | - |  |  |  | - |
Investment Account held by Pension Plan (4) |  |  | 7,738 |  |  |  | - |  |  |  | 7,738 |  |  |  | - |
Total |  | $ | 35,975 |  |  | $ | 28,237 |  |  | $ | 7,738 |  |  | $ | - |
(1) | This category is comprised of actively managed domestic common stocks.
(2) | This category is comprised of actively managed international common stocks.
(3) | This category is comprised of funds not actively managed that track the S&P 500.
(4) | This category is comprised of foreign and domestic equities and foreign and domestic fixed interest assets.
Weighted-average assumptions used to determine benefit obligations and net periodic benefit costs | Weighted-average assumptions used to determine benefit obligations as of December 31 are as follows:
|  | U.S. Pension Benefits |  |  | Non-U.S. Pension Benefits |  |  | Postretirement Medical Benefits |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Discount rate |  |  | 4.39 | % |  |  | 5.39 | % |  |  | 4.94 | % |  |  | 5.39 | % |  |  | 4.20 | % |  |  | 5.00 | %
Rate of compensation increase |  |  | 3.00 | % |  |  | 3.00 | % |  |  | 4.60 | % |  |  | 5.10 | % |  |  | - |  |  |  | - |
Weighted-average assumptions used to determine net periodic benefit costs as of December 31 are as follows:
|  | U.S. Pension Benefits |  |  | Non-U.S. Pension Benefits |  |  | Postretirement Medical Benefits |
|  | 2011 |  |  | 2010 |  |  | 2009 |  |  | 2011 |  |  | 2010 |  |  | 2009 |  |  | 2011 |  |  | 2010 |  |  | 2009 |
Discount rate |  |  | 5.39 | % |  |  | 5.88 | % |  |  | 6.90 | % |  |  | 5.39 | % |  |  | 5.69 | % |  |  | 6.16 | % |  |  | 5.00 | % |  |  | 5.60 | % |  |  | 6.90 | %
Expected long-term rate of return on plan assets |  |  | 7.70 | % |  |  | 7.70 | % |  |  | 8.75 | % |  |  | 5.20 | % |  |  | 5.50 | % |  |  | 4.90 | % |  |  | - |  |  |  | - |  |  |  | - |
Rate of compensation increase |  |  | 3.00 | % |  |  | 3.00 | % |  |  | 4.00 | % |  |  | 5.10 | % |  |  | 5.10 | % |  |  | 4.50 | % |  |  | - |  |  |  | - |  |  |  | - |
Accumulated benefit obligations for all defined benefit plans | The accumulated benefit obligations as of December 31, for all defined benefit plans are as follows:
|  | 2011 |  |  | 2010 |
U.S. Pension Plans |  | $ | 42,909 |  |  | $ | 37,472 |
U.K. Pension Plan |  |  | 7,858 |  |  |  | 7,498 |
German Pension Plan |  |  | 652 |  |  |  | 676 |
Plans with accumulated benefit obligation in excess of plan assets | Information for our plans with an accumulated benefit obligation in excess of plan assets as of December 31, is as follows:
|  | U.S. Pension Plans |  |  | Non-U.S. Plans |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Projected benefit obligation |  | $ | 44,280 |  |  | $ | 38,885 |  |  | $ | 8,775 |  |  | $ | 8,394 |
Accumulated benefit obligation |  |  | 42,909 |  |  |  | 37,472 |  |  |  | 8,510 |  |  |  | 8,174 |
Fair value of plan assets |  |  | 28,237 |  |  |  | 29,483 |  |  |  | 7,738 |  |  |  | 6,917 |
Assumed healthcare cost trend rates | Assumed healthcare cost trend rates as of December 31, are as follows:
|  | 2011 |  |  | 2010 |
Healthcare cost trend rate assumption for the next year |  |  | 10.14 | % |  |  | 11.25 | %
Rate to which the cost trend rate is assumed to decline (the ultimate trend rate) |  |  | 5.00 | % |  |  | 5.00 | %
Year that the rate reaches the ultimate trend rate |  |  | 2031 |  |  |  | 2031 |
Effect of one-percentage-point change in assumed healthcare cost trends | To illustrate, a one-percentage-point change in assumed healthcare cost trends would have the following effects:
|  | 1-Percentage- |  |  | 1-Percentage- |
|  | Point |  |  | Point |
|  | Decrease |  |  | Increase |
Effect on total of service and interest cost components |  | $ | (65 | ) |  | $ | 75 |
Effect on postretirement benefit obligation |  | $ | (1,121 | ) |  | $ | 1,288 |
Changes in benefit obligations and plan assets and funded status | Summaries related to changes in benefit obligations and plan assets and to the funded status of our defined benefit and postretirement medical benefit plans are as follows:
|  | U.S. Pension Benefits |  |  | Non-U.S. Pension Benefits |  |  | Postretirement Medical Benefits |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
Change in benefit obligation: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Benefit obligation at beginning of year |  | $ | 38,885 |  |  | $ | 36,034 |  |  | $ | 8,394 |  |  | $ | 7,994 |  |  | $ | 13,423 |  |  | $ | 14,323 |
Service cost |  |  | 651 |  |  |  | 657 |  |  |  | 133 |  |  |  | 117 |  |  |  | 132 |  |  |  | 121 |
Interest cost |  |  | 2,013 |  |  |  | 2,032 |  |  |  | 465 |  |  |  | 434 |  |  |  | 612 |  |  |  | 681 |
Plan participants' contributions |  |  | - |  |  |  | - |  |  |  | 24 |  |  |  | 25 |  |  |  | - |  |  |  | - |
Plan amendments |  |  | 233 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Actuarial loss (gain) |  |  | 4,216 |  |  |  | 1,842 |  |  |  | 40 |  |  |  | 250 |  |  |  | 72 |  |  |  | (892 | )
Foreign exchange |  |  | - |  |  |  | - |  |  |  | (63 | ) |  |  | (294 | ) |  |  | - |  |  |  | - |
Benefits paid |  |  | (1,718 | ) |  |  | (1,680 | ) |  |  | (218 | ) |  |  | (132 | ) |  |  | (531 | ) |  |  | (810 | )
Benefit obligation at end of year |  | $ | 44,280 |  |  | $ | 38,885 |  |  | $ | 8,775 |  |  | $ | 8,394 |  |  | $ | 13,708 |  |  | $ | 13,423 |
Change in fair value of plan assets and net accrued liabilities: |
Fair value of plan assets at beginning of year |  | $ | 29,483 |  |  | $ | 27,438 |  |  | $ | 6,917 |  |  | $ | 6,451 |  |  | $ | - |  |  | $ | - |
Actual return on plan assets |  |  | 357 |  |  |  | 3,610 |  |  |  | 715 |  |  |  | 454 |  |  |  | - |  |  |  | - |
Employer contributions |  |  | 115 |  |  |  | 115 |  |  |  | 352 |  |  |  | 338 |  |  |  | 531 |  |  |  | 810 |
Plan participants' contributions |  |  | - |  |  |  | - |  |  |  | 24 |  |  |  | 25 |  |  |  | - |  |  |  | - |
Foreign exchange |  |  | - |  |  |  | - |  |  |  | (52 | ) |  |  | (219 | ) |  |  | - |  |  |  | - |
Benefits paid |  |  | (1,718 | ) |  |  | (1,680 | ) |  |  | (218 | ) |  |  | (132 | ) |  |  | (531 | ) |  |  | (810 | )
Fair value of plan assets at end of year |  |  | 28,237 |  |  |  | 29,483 |  |  |  | 7,738 |  |  |  | 6,917 |  |  |  | - |  |  |  | - |
Funded status at end of year |  | $ | (16,043 | ) |  | $ | (9,402 | ) |  | $ | (1,037 | ) |  | $ | (1,477 | ) |  | $ | (13,708 | ) |  | $ | (13,423 | )
Amounts recognized in the consolidated balance sheets consist of: |
Current liabilities |  | $ | (129 | ) |  | $ | (131 | ) |  | $ | (38 | ) |  | $ | (38 | ) |  | $ | (841 | ) |  | $ | (855 | )
Noncurrent liabilities |  |  | (15,914 | ) |  |  | (9,271 | ) |  |  | (999 | ) |  |  | (1,439 | ) |  |  | (12,867 | ) |  |  | (12,568 | )
Net accrued liability |  | $ | (16,043 | ) |  | $ | (9,402 | ) |  | $ | (1,037 | ) |  | $ | (1,477 | ) |  | $ | (13,708 | ) |  | $ | (13,423 | )
Amounts recognized in accumulated other comprehensive income (loss) consist of: |
Prior service cost |  | $ | 606 |  |  | $ | 923 |  |  | $ | - |  |  | $ | - |  |  | $ | (689 | ) |  | $ | (1,268 | )
Net actuarial loss |  |  | 12,488 |  |  |  | 6,331 |  |  |  | 2,000 |  |  |  | 302 |  |  |  | 1,921 |  |  |  | 1,849 |
Accumulated other comprehensive income |  | $ | 13,094 |  |  | $ | 7,254 |  |  | $ | 2,000 |  |  | $ | 302 |  |  | $ | 1,232 |  |  | $ | 581 |
Components of the net periodic benefit cost | The components of the net periodic benefit cost for the three years ended December 31, were as follows:
|  | U.S. Pension Benefits |  |  | Non-U.S. Pension Benefits |  |  | Postretirement Medical Benefits |
|  | 2011 |  |  | 2010 |  |  | 2009 |  |  | 2011 |  |  | 2010 |  |  | 2009 |  |  | 2011 |  |  | 2010 |  |  | 2009 |
Service cost |  | $ | 651 |  |  | $ | 657 |  |  | $ | 648 |  |  | $ | 133 |  |  | $ | 117 |  |  | $ | 97 |  |  | $ | 132 |  |  | $ | 121 |  |  | $ | 141 |
Interest cost |  |  | 2,013 |  |  |  | 2,032 |  |  |  | 2,116 |  |  |  | 465 |  |  |  | 434 |  |  |  | 406 |  |  |  | 612 |  |  |  | 681 |  |  |  | 854 |
Expected return on plan assets |  |  | (2,325 | ) |  |  | (2,340 | ) |  |  | (2,767 | ) |  |  | (376 | ) |  |  | (346 | ) |  |  | (276 | ) |  |  | - |  |  |  | - |  |  |  | - |
Amortization of net actuarial loss (gain) |  |  | 27 |  |  |  | 22 |  |  |  | (151 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Amortization of transition (asset) obligation |  |  | - |  |  |  | - |  |  |  | (20 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Amortization of prior service cost |  |  | 550 |  |  |  | 554 |  |  |  | 555 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (580 | ) |  |  | (579 | ) |  |  | (580 | )
Foreign currency |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (18 | ) |  |  | (65 | ) |  |  | 61 |  |  |  | - |  |  |  | - |  |  |  | - |
Net periodic benefit cost |  | $ | 916 |  |  | $ | 925 |  |  | $ | 381 |  |  | $ | 204 |  |  | $ | 140 |  |  | $ | 288 |  |  | $ | 164 |  |  | $ | 223 |  |  | $ | 415 |
Changes in accumulated other comprehensive income | The changes in accumulated other comprehensive income for the three years ended December 31, were as follows:
|  | U.S. Pension Benefits |  |  | Non-U.S. Pension Benefits |  |  | Postretirement Medical Benefits |
|  | 2011 |  |  | 2010 |  |  | 2009 |  |  | 2011 |  |  | 2010 |  |  | 2009 |  |  | 2011 |  |  | 2010 |  |  | 2009 |
Prior service cost |  | $ | 233 |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Net actuarial loss (gain) |  |  | 6,184 |  |  |  | 573 |  |  |  | 387 |  |  |  | (300 | ) |  |  | 143 |  |  |  | 502 |  |  |  | 72 |  |  |  | (892 | ) |  |  | 1,823 |
Amortization of prior service cost |  |  | (550 | ) |  |  | (554 | ) |  |  | (555 | ) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 580 |  |  |  | 580 |  |  |  | 580 |
Amortization of prior transition asset |  |  | - |  |  |  | - |  |  |  | 20 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Amortization of net actuarial (loss) gain |  |  | (27 | ) |  |  | (22 | ) |  |  | 151 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Total recognized in other comprehensive income |  | $ | 5,840 |  |  | $ | (3 | ) |  | $ | 3 |  |  | $ | (300 | ) |  | $ | 143 |  |  | $ | 502 |  |  | $ | 652 |  |  | $ | (312 | ) |  | $ | 2,403 |
Total recognized in net periodic benefit cost |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
and other comprehensive income |  | $ | 6,756 |  |  | $ | 922 |  |  | $ | 384 |  |  | $ | (96 | ) |  | $ | 283 |  |  | $ | 790 |  |  | $ | 816 |  |  | $ | (89 | ) |  | $ | 2,818 |
Expected future benefit payments | The following benefit payments, which reflect expected future service, are expected to be paid for our U.S. and Non-U.S. plans:
|  | U.S. Pension Benefits |  |  | Non-U.S. Pension Benefits |  |  | Postretirement Medical Benefits |
2012 |  | $ | 1,659 |  |  | $ | 178 |  |  | $ | 841 |
2013 |  |  | 1,846 |  |  |  | 183 |  |  |  | 914 |
2014 |  |  | 2,088 |  |  |  | 187 |  |  |  | 1,012 |
2015 |  |  | 2,368 |  |  |  | 192 |  |  |  | 1,096 |
2016 |  |  | 2,541 |  |  |  | 196 |  |  |  | 1,166 |
2017 to 2021 |  |  | 14,423 |  |  |  | 1,059 |  |  |  | 5,888 |
Total |  | $ | 24,925 |  |  | $ | 1,995 |  |  | $ | 10,917 |
Amounts in accumulated other comprehensive income to be recognized over next fiscal year | The following amounts are included in accumulated other comprehensive income as of December 31, 2011 and are expected to be recognized as components of net periodic benefit cost during 2012:
|  |  |  |  | Postretirement |
|  | Pension |  |  | Medical |
|  | Benefits |  |  | Benefits |
Net loss |  | $ | 1,030 |  |  | $ | 67 |
Net prior service cost (credit) |  |  | 388 |  |  |  | (580 | )

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 715 -SubTopic 20 -Publisher FASB -Number -Article -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6962843&loc=d3e1928-114920 + Details
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