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Stock-Based Compensation (Tables) | 6 Months Ended
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Jun. 30, 2011
Stock-Based Compensation |
Schedule of Stock-Based Compensation Costs |
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2011 |  |  | 2010 |  |  | 2011 |  |  | 2010 |
|  | (millions) |
Total stock-based compensation costs: |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock and restricted stock units |  | $ | 2.1 |  |  | $ | 2.0 |  |  | $ | 4.4 |  |  | $ | 4.9 |
Stock options, performance awards and other |  |  | 0.3 |  |  |  | 0.4 |  |  |  | 0.8 |  |  |  | 1.1 |
Less: costs capitalized as part of inventory |  |  | (0.1 | ) |  |  | (0.1 | ) |  |  | (0.4 | ) |  |  | (0.2 | )
Expense included in selling, general and administrative and advanced technology costs |  | $ | 2.3 |  |  | $ | 2.3 |  |  | $ | 4.8 |  |  | $ | 5.8 |
Total after-tax expense |  | $ | 1.5 |  |  | $ | 1.4 |  |  | $ | 3.1 |  |  | $ | 3.7 |
Schedule of Assumptions in the Option Pricing Model |
| Three Months Ended June 30, | Six Months Ended June 30,
| 2011 | 2010 | 2011 | 2010
Risk-free interest rate | - | - | - | 1.4%
Expected dividend yield | - | - | - | -
Expected volatility | - | - | - | 72%
Expected option life | - | - | - | 4 years
Weighted-average grant date fair value | - | - | - | $2.81
Options granted | 0 | 0 | 0 | 766,050

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- Definition Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (h)(1) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Topic 718 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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