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Accumulated Other Comprehensive Income (Loss) | 9 Months Ended
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Sep. 30, 2014
Equity [Abstract] |
Accumulated Other Comprehensive Income (Loss) | Accumulated Other Comprehensive Income (Loss) Changes in accumulated other comprehensive income (loss) by component, net of tax, were as follows:
(In thousands) |  | Net Gain (Loss) on Cash Flow Hedges |  | Postretirement Benefits |  | Total
Balance at December 31, 2013 |  | $ | (6,551 | ) |  | $ | (1,810 | ) |  | $ | (8,361 | )
Other comprehensive income before reclassifications |  | (80,175 | ) |  | — |  |  | (80,175 | )
Amounts reclassified from accumulated other comprehensive income |  | 69,337 |  |  | — |  |  | 69,337 |
Net current-period other comprehensive income |  | (10,838 | ) |  | — |  |  | (10,838 | )
Balance at September 30, 2014 |  | $ | (17,389 | ) |  | $ | (1,810 | ) |  | $ | (19,199 | )
Amounts reclassified from accumulated other comprehensive income (loss) into the Condensed Consolidated Statement of Operations were as follows:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30, |  | Affected Line Item in the Condensed
(In thousands) |  | 2014 |  | 2013 |  | 2014 |  | 2013 |  | Consolidated Statement of Operations
Net gain (loss) on cash flow hedges |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commodity contracts |  | $ | (21,427 | ) |  | $ | 20,766 |  |  | $ | (114,304 | ) |  | $ | 33,822 |  |  | Natural gas revenues
Commodity contracts |  | (130 | ) |  | (1,082 | ) |  | (984 | ) |  | 3,054 |  |  | Crude oil and condensate revenues
Postretirement benefits |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortization of net loss |  | — |  |  | (116 | ) |  | — |  |  | (525 | ) |  | General and administrative expense
|  | (21,557 | ) |  | 19,568 |  |  | (115,288 | ) |  | 36,351 |  |  | Total before tax
|  | 8,592 |  |  | (7,696 | ) |  | 45,951 |  |  | (14,298 | ) |  | Tax benefit (expense)
Total reclassifications for the period |  | $ | (12,965 | ) |  | $ | 11,872 |  |  | $ | (69,337 | ) |  | $ | 22,053 |  |  | Net of tax

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e681-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e689-108580 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669619-108580 Reference 6: 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=36458714&loc=d3e640-108580 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e716-108580 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e709-108580 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Reclassification Adjustments -URI http://asc.fasb.org/extlink&oid=6522872 + Details
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