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Retirement Benefits (Tables) | 3 Months Ended
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Mar. 31, 2012
Pension Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Components Of Net Periodic Benefit Cost For Defined Benefit Plans And Other Postretirement Plans |
|  | Pension Benefits |
|  | Three Months Ended March 31, |
|  | 2012 |  |  | 2011 |
|  | U.S. |  |  | Non-U.S. |  |  | U.S. |  |  | Non-U.S. |
|  | (In thousands) |
Service cost |  | $ | 486 |  |  | $ | 342 |  |  | $ | 460 |  |  | $ | 202 |
Interest cost |  |  | 1,092 |  |  |  | 557 |  |  |  | 1,132 |  |  |  | 574 |
Expected return on plan assets |  |  | (1,211 | ) |  |  | (257 | ) |  |  | (1,198 | ) |  |  | (277 | )
Net amortization |  |  | 1,591 |  |  |  | 83 |  |  |  | 1,081 |  |  |  | 110 |
Net periodic benefit cost |  | $ | 1,958 |  |  | $ | 725 |  |  | $ | 1,475 |  |  | $ | 609 |
Other Postretirement Benefit Plans [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Components Of Net Periodic Benefit Cost For Defined Benefit Plans And Other Postretirement Plans |
|  | Other Benefits |
|  | Three Months Ended March 31, |
|  | 2012 |  |  | 2011 |
|  | (In thousands) |
Service cost |  | $ | 190 |  |  | $ | 173 |
Interest cost |  |  | 229 |  |  |  | 259 |
Net amortization |  |  | (37 | ) |  |  | (39 | )
Net periodic benefit cost |  | $ | 382 |  |  | $ | 393 |

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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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