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CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Parenthetical) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
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Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012
CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME |  |  |  |
Reclassification adjustment for settled hedge contracts, income taxes | $ 7,742 | $ 23,644 | $ 14,504 | $ 73,507
Changes in fair value of hedge contracts, income taxes | 937 | 15,444 | (20,366) | (19,208)
Pension and postretirement benefits: |  |  |  |
Amortization of prior service cost, income taxes | 0 | 0 | 0 | (86)
Amortization of net loss, income taxes | $ (46) | $ (53) | $ (206) | $ (5,347)

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- Definition Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income of accumulated gain (loss) realized from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's 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 12 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e640-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph c -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41638-113959 + Details
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