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Earnings per Share (Tables) | 3 Months Ended
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Mar. 31, 2012
Reconciliation of Numerators and Denominators of Earnings Per Share Calculations | Reconciliation of the numerators and denominators of the earnings per share calculations —
|  | Three Months Ended |
|  | March 31, |
(In millions) |  | 2012 |  |  | 2011 |
Income (loss) available to common stockholders - |  |  |  |  |  |  |  |
Numerator basic |  | $ | 62 |  |  | $ | (38 | )
Preferred stock dividend requirements |  |  | 8 |  |  |  |  |
Numerator diluted |  | $ | 70 |  |  | $ | (38 | )
Weighted-average number of shares outstanding - |  |  |  |  |  |  |  |
Denominator basic |  |  | 147.5 |  |  |  | 145.2 |
Employee compensation-related shares, including |  |  |  |  |  |  |  |
stock options |  |  | 2.5 |  |  |  |  |
Conversion of preferred stock |  |  | 64.7 |  |  |  |  |
Denominator diluted |  |  | 214.7 |  |  |  | 145.2 |

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- Definition Tabular disclosure of the numerators and the denominators of the basic and diluted per-share (or per-unit) computations for income from continuing operations, including the effect that has been given to preferred dividends. + References Reference 1: 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 + Details
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