v2.4.0.6

Goodwill and Intangibles (Tables) | 12 Months Ended
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Dec. 31, 2011
Summary of Changes in Carrying Amount of Goodwill | Changes in the carrying amount of goodwill were as follows:
|  | Millions of Dollars |
|  | 2011 |  |  | 2010 |
|  | E&P* |  |  | R&M* |  |  | Total |  |  | E&P* |  |  | R&M* |  |  | Total |
Balance as of January 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  | $ | 25,443 |  |  |  | 3,633 |  |  |  | 29,076 |  |  |  | 25,443 |  |  |  | 3,638 |  |  |  | 29,081 |
Accumulated impairment losses |  |  | (25,443 | ) |  |  | — |  |  |  | (25,443 | ) |  |  | (25,443 | ) |  |  | — |  |  |  | (25,443 | )
|  |  | — |  |  |  | 3,633 |  |  |  | 3,633 |  |  |  | — |  |  |  | 3,638 |  |  |  | 3,638 |
Goodwill allocated to assets held for sale or sold |  |  | — |  |  |  | (273 | ) |  |  | (273 | ) |  |  | — |  |  |  | — |  |  |  | — |
Tax and other adjustments |  |  | — |  |  |  | (28 | ) |  |  | (28 | ) |  |  | — |  |  |  | (5 | ) |  |  | (5 | )
Balance as of December 31 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  |  | 25,443 |  |  |  | 3,332 |  |  |  | 28,775 |  |  |  | 25,443 |  |  |  | 3,633 |  |  |  | 29,076 |
Accumulated impairment losses |  |  | (25,443 | ) |  |  | — |  |  |  | (25,443 | ) |  |  | (25,443 | ) |  |  | — |  |  |  | (25,443 | )
|  | $ | — |  |  |  | 3,332 |  |  |  | 3,332 |  |  |  | — |  |  |  | 3,633 |  |  |  | 3,633 |
* | E&P represents continuing operations, and R&M represents discontinued operations.
Summary of Carrying Value of Intangible Assets | Information at December 31 on the carrying value of intangible assets follows:
|  | Millions of Dollars |
|  | Gross Carrying Amount |
|  | 2011 |  |  | 2010 |
Indefinite-Lived Intangible Assets |  |  |  |  |  |  |  |
Trade names and trademarks |  | $ | 494 |  |  |  | 494 |
Refinery air and operating permits |  |  | 207 |  |  |  | 245 |
|  | $ | 701 |  |  |  | 739 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 142 -Paragraph 47 -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 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13854-109267 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph e -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. + Details
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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance and exist in perpetuity, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b),(d) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16373-109275 + Details
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