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Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Consolidated Statements Of Income [Abstract] |  |  |  |  |  |
Revenues | $ 2,888,607 |  | $ 2,817,465 |  | $ 2,670,133 |
Cost of revenues | 2,072,742 |  | 2,085,451 |  | 1,872,263 |
Gross profit | 815,865 |  | 732,014 |  | 797,870 |
Operating expenses: |  |  |  |  |  |
Research and development, net | 233,387 |  | 241,092 |  | 234,131 |
Marketing and selling | 241,911 |  | 235,909 |  | 229,942 |
General and administrative | 137,517 |  | 139,349 |  | 131,200 |
Other operating income, net |  |  |  |  | (4,756) |
Total operating expenses | 612,815 |  | 616,350 |  | 590,517 |
Operating income | 203,050 |  | 115,664 |  | 207,353 |
Financial expenses, net | (26,086) |  | (13,569) |  | (21,251) |
Other income, net | 78 |  | 1,909 |  | 13,259 |
Income before income taxes | 177,042 |  | 104,004 |  | 199,361 |
Income taxes | 17,099 |  | 13,624 |  | 24,037 |
Net income after taxes | 159,943 |  | 90,380 |  | 175,324 |
Equity in net earnings of affiliated companies and partnerships | 11,160 |  | 15,377 |  | 18,796 |
Income from continuing operations | 171,103 |  | 105,757 |  | 194,120 |
Income (loss) from discontinued operations and impairment, net | (616) |  | (15,977) |  | 921 |
Net income | 170,487 |  | 89,780 |  | 195,041 |
Less: net loss (income) attributable to non-controlling interests | (2,608) |  | 508 |  | (11,543) |
Net income attributable to Elbit Systems Ltd.'s shareholders | 167,879 | [1] | 90,288 |  | 183,498 |
Basic net earnings (losses) per share: |  |  |  |  |  |
Continuing operations | $ 3.99 |  | $ 2.33 |  | $ 4.29 |
Discontinued operations | $ (0.01) |  | $ (0.22) |  | $ 0.01 |
Total | $ 3.98 |  | $ 2.11 |  | $ 4.30 |
Diluted net earnings (losses) per share: |  |  |  |  |  |
Continuing operations | $ 3.98 |  | $ 2.31 |  | $ 4.24 |
Discontinued operations | $ (0.01) |  | $ (0.22) |  | $ 0.01 |
Total | $ 3.97 |  | $ 2.09 |  | $ 4.25 |
Weighted average number of shares used in computation of basic earnings per share | 42,190 | [1] | 42,764 | [1] | 42,645 | [1]
Weighted average number of shares used in computation of diluted earnings per share | 42,277 | [1] | 43,131 | [1] | 43,217 | [1]
Amounts attributable to Elbit Systems Ltd.'s shareholders |  |  |  |  |  |
Income from continuing operations, net of income taxes | 168,245 |  | 99,778 |  | 182,951 |
Discontinued operations, net of income taxes | (366) |  | (9,490) |  | 547 |
Net income attributable to Elbit Systems Ltd.'s shareholders | $ 167,879 | [1] | $ 90,288 |  | $ 183,498 |
[1] | In thousands

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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph a -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 Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1448-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 8 -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 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 07-4 -Paragraph 4 -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 171 -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 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Weighted-Average Number of Common Shares Outstanding -URI http://asc.fasb.org/extlink&oid=6528421 + Details
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