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Consolidated Statements Of Comprehensive Income (Loss) (Parenthetical) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Consolidated Statements Of Comprehensive Income (Loss) [Abstract] |  |  |  |
Foreign currency translation adjustment, (benefit) tax | $ 42 | $ 1,361 | $ (592) | $ 328
Derivative financial instruments adjustment, tax (benefit) | (15) | (441) | (314) | (152)
Amortization of prior service costs and net gains or losses, tax | $ 1,337 | $ 942 | $ 2,673 | $ 1,885

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- Definition Tax effect, net of reclassification adjustments, of the change in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Also includes an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=20435746&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=20435746&loc=d3e640-108580 + Details
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