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Components of Accumulated Other Comprehensive Loss (Tables) | 12 Months Ended
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Dec. 31, 2012
Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] |
Components of accumulated other comprehensive loss | The components of Accumulated other comprehensive loss, net of the effect of income taxes, are as follows: Accumulated Other Comprehensive Loss—Net of Tax
|  | December 31
(In thousands) |  | 2012 |  | 2011
Cumulative foreign exchange translation adjustments |  | $ | 62,308 |  |  | $ | 51,313 |
Effective portion of cash flow hedges |  | (8,139 | ) |  | (3,807 | )
Cumulative unrecognized actuarial losses on pension obligations |  | (465,286 | ) |  | (411,641 | )
Unrealized loss on marketable securities |  | (51 | ) |  | (56 | )
Accumulated other comprehensive loss |  | $ | (411,168 | ) |  | $ | (364,191 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669686-108580 + Details
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