XML 96 R16.htm IDEA: XBRL DOCUMENT
v2.4.0.8

ACCUMULATED OTHER COMPREHENSIVE INCOME / (LOSS) | 6 Months Ended
--- | ---
Jun. 30, 2013
ACCUMULATED OTHER COMPREHENSIVE INCOME / (LOSS) |
ACCUMULATED OTHER COMPREHENSIVE INCOME / (LOSS) | 9. ACCUMULATED OTHER COMPREHENSIVE INCOME / (LOSS) Changes in accumulated other comprehensive income / (loss) by component, net of tax, were as follows:
(In thousands) |  | Net Gains (Losses) on Cash Flow Hedges |  | Postretirement Benefits |  | Total |
Balance at December 31, 2012 |  | $ | 30,717 |  | $ | (6,837 | ) | $ | 23,880 |
Other comprehensive income before reclassifications |  | 32,864 |  | — |  | 32,864 |
Amounts reclassified from accumulated other comprehensive income |  | (10,430 | ) | 249 |  | (10,181 | )
Net current-period other comprehensive income |  | 22,434 |  | 249 |  | 22,683 |
Balance at June 30, 2013 |  | $ | 53,151 |  | $ | (6,588 | ) | $ | 46,563 |
Amounts reclassified from accumulated other comprehensive income / (loss) into the Condensed Consolidated Statement of Operations were as follows:
(In thousands) |  | Three Months Ended June 30, 2013 |  | Six Months Ended June 30, 2013 |  | Affected Line Item in the Statement Where Net Income is Presented |
Net gains / (losses) on cash flow hedges |  |  |  |  |  |  |
Commodity contracts |  | $ | (272 | ) | $ | 13,056 |  | Natural gas revenues |
Commodity contracts |  | 2,094 |  | 4,136 |  | Crude oil and condensate revenues |
Postretirement benefits |  |  |  |  |  |  |
Amortization of net loss |  | (205 | ) | (410 | ) | General and administrative expense |
|  | 1,617 |  | 16,782 |  | Total before tax |
|  | (636 | ) | (6,601 | ) | Tax (expense) / benefit |
Total reclassifications for the period |  | $ | 981 |  | $ | 10,181 |  | Net of tax |

X
- Details
Name: | us-gaap_ComprehensiveIncomeNetOfTaxAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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=28358780&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=28358780&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=28358780&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=28358780&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=28358780&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=28358780&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=28358780&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
Name: | us-gaap_ComprehensiveIncomeNoteTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration