v2.4.0.6

Supplemental Information To Statements Of Cash Flows (Schedule Of Supplemental To Cash Flow Information) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Net (increase) decrease in working capital: |  |  |
(Increase) decrease in accounts receivable | $ (185) | $ 23 | $ 142
Decrease in other current assets | 125 | 21 | 212
Increase (decrease) in accounts payable | 64 | 37 | (91)
Increase in revenues and royalties payable | 144 | 48 |
Increase (decrease) in income taxes payable | 78 | (203) | (48)
Decrease in other current liabilities | (41) | (199) | (66)
Net (increase) decrease in working capital | 185 | (273) | 149
Supplementary cash flow data - total operations: |  |  |
Interest paid (net of capitalized interest) | 325 | 359 | 314
Income taxes (received) paid | $ (383) | $ 955 | $ 68

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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 29 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 27 -Subparagraph f -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 + Details
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