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Quarterly Financial Data (Tables) | 12 Months Ended
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Dec. 31, 2011
Quarterly Financial Data [Abstract] |
Summarized quarterly results |
|  | First Quarter |  |  | Second Quarter |  |  | Third Quarter |  |  | Fourth Quarter |
Year ended December 31, 2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 3,146 |  |  | $ | 3,513 |  |  | $ | 3,740 |  |  | $ | 4,259 |
Gross profit |  |  | 975 |  |  |  | 1,083 |  |  |  | 1,164 |  |  |  | 1,275 |
Net income attributable to Company |  |  | 407 |  |  |  | 481 |  |  |  | 532 |  |  |  | 574 |
Net income attributable to Company per basic share |  |  | 0.97 |  |  |  | 1.14 |  |  |  | 1.26 |  |  |  | 1.36 |
Net income attributable to Company per diluted share |  |  | 0.96 |  |  |  | 1.13 |  |  |  | 1.25 |  |  |  | 1.35 |
Cash dividends per share |  |  | 0.11 |  |  |  | 0.11 |  |  |  | 0.11 |  |  |  | 0.12 |
Year ended December 31, 2010 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  | $ | 3,032 |  |  | $ | 2,941 |  |  | $ | 3,011 |  |  | $ | 3,172 |
Gross profit |  |  | 962 |  |  |  | 928 |  |  |  | 945 |  |  |  | 997 |
Net income attributable to Company |  |  | 422 |  |  |  | 401 |  |  |  | 404 |  |  |  | 440 |
Net income attributable to Company per basic share |  |  | 1.01 |  |  |  | 0.96 |  |  |  | 0.97 |  |  |  | 1.05 |
Net income attributable to Company per diluted share |  |  | 1.01 |  |  |  | 0.96 |  |  |  | 0.96 |  |  |  | 1.05 |
Cash dividends per share |  |  | 0.10 |  |  |  | 0.10 |  |  |  | 0.10 |  |  |  | 0.11 |

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 270 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (a)-(j) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6952194&loc=d3e1280-108306 + Details
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