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Note 9 - Income Taxes (Tables) | 3 Months Ended
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Mar. 31, 2013
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] |
(in millions) |  | Three Months Ended |
|  | March 31, |
|  | 2013 |  |  | 2012 |
Earnings (loss) from continuing operations before income taxes |  | $ | 302 |  |  | $ | (415 | )
Effective tax rate |  |  | 2.3 | % |  |  | 25.3 | %
Provision (benefit) for income taxes |  | $ | 7 |  |  | $ | (105 | )
Provision (benefit) for income taxes @ 35% |  | $ | 106 |  |  | $ | (145 | )
Difference between tax at effective vs. statutory rate |  | $ | (99 | ) |  | $ | 40 |

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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 + Details
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