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Net Income Per Share (Tables) | 9 Months Ended
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Sep. 30, 2012
Net Income Per Share |
Schedule of Net Income Per Share |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2012 |  |  | 2011 |  |  | 2012 |  |  | 2011 |
|  | (millions) |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  | $ | 4.5 |  |  | $ | (6.9 | ) |  | $ | (116.3 | ) |  | $ | (44.7 | )
Net interest expense on convertible notes and convertible preferred stock dividends (a) |  | (b) |  |  | (c) |  |  | (c) |  |  | (c) |
Net income (loss) if-converted |  | $ | 4.5 |  |  | $ | (6.9 | ) |  | $ | (116.3 | ) |  | $ | (44.7 | )
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average common shares |  |  | 125.2 |  |  |  | 123.0 |  |  |  | 124.2 |  |  |  | 122.4 |
Less: Weighted average unvested restricted stock |  |  | 2.6 |  |  |  | 1.7 |  |  |  | 2.0 |  |  |  | 1.7 |
Denominator for basic calculation |  |  | 122.6 |  |  |  | 121.3 |  |  |  | 122.2 |  |  |  | 120.7 |
Weighted average effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation awards |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 2.1 |
Convertible notes |  |  | 44.3 |  |  |  | 44.3 |  |  |  | 44.3 |  |  |  | 44.5 |
Convertible preferred stock: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Equivalent common shares (d) |  |  | 107.9 |  |  |  | 25.2 |  |  |  | 86.7 |  |  |  | 18.7 |
Less: share issuance limitation (e) |  |  | 85.1 |  |  |  | 2.4 |  |  |  | 63.9 |  |  |  | 0.8 |
Net allowable common shares |  |  | 22.8 |  |  |  | 22.8 |  |  |  | 22.8 |  |  |  | 17.9 |
Subtotal |  |  | 67.1 |  |  |  | 67.1 |  |  |  | 67.1 |  |  |  | 64.5 |
Less: shares excluded in a period of a net loss or antidilution |  |  | 67.1 |  |  |  | 67.1 |  |  |  | 67.1 |  |  |  | 64.5 |
Weighted average effect of dilutive securities |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Denominator for diluted calculation |  |  | 122.6 |  |  |  | 121.3 |  |  |  | 122.2 |  |  |  | 120.7 |
Net income (loss) per share – basic |  | $ | .04 |  |  | $ | (.06 | ) |  | $ | (.95 | ) |  | $ | (.37 | )
Net income (loss) per share – diluted |  | $ | .04 |  |  | $ | (.06 | ) |  | $ | (.95 | ) |  | $ | (.37 | )
Schedule of Securities Excluded From Earnings Per Share |
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2012 |  |  | 2011 |  |  | 2012 |  |  | 2011 |
Options excluded from diluted net income per share |  |  | 2.8 |  |  |  | 3.1 |  |  |  | 2.8 |  |  |  | 3.1 |
Warrants excluded from diluted net income per share |  |  | 6.3 |  |  |  | 6.3 |  |  |  | 6.3 |  |  |  | 6.3 |
Exercise price of excluded options |  |  | $3.72 to |  |  |  | $3.72 to |  |  |  | $3.72 to |  |  |  | $3.72 to |
|  |  | $14.28 |  |  |  | $14.28 |  |  |  | $14.28 |  |  |  | $14.28 |
Exercise price of excluded warrants |  |  | $7.50 |  |  |  | $7.50 |  |  |  | $7.50 |  |  |  | $7.50 |

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