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Stockholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2012
Stockholders' Equity [Abstract] |
Accumulated other comprehensive loss | Accumulated other comprehensive loss consisted of the following (in thousands):
|  | December 31, |
|  | 2012 |  |  | 2011 |
Foreign currency translation adjustments |  | $ | (4,675 | ) |  | $ | (6,807 | )
Unrealized gain on available-for-sale securities |  |  | 0 |  |  |  | 1,685 |
Employee benefit related adjustments, net of tax of $2,512 – U.S. |  |  | (16,561 | ) |  |  | (16,500 | )
Employee benefit related adjustments – Mexico |  |  | (326 | ) |  |  | (548 | )
Accumulated other comprehensive loss |  | $ | (21,562 | ) |  | $ | (22,170 | )

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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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