v2.4.0.8

Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2013
Share-based Compensation [Abstract] |
Summary Of Changes In Stock Options | The following table summarizes the changes in the number of shares of common stock under option for the nine months ended September 30, 2013 (in millions, except per share value):
| Shares |  | Weighted-Average Exercise Price |  | Exercisable at Period End |  | Aggregate Intrinsic Value Exercisable
Outstanding at December 31, 2012 | 11.1 |  |  | $ | 22 |  |  | 9.0 |  |  | $ | 27.8 |
Exercised | (3.2 | ) |  | 20 |  |  |  |  |
Forfeited / expired | (1.1 | ) |  | 29 |  |  |  |  |
Outstanding at September 30, 2013 | 6.8 |  |  | $ | 22 |  |  | 6.2 |  |  | $ | 35.4 |
Summary Of Changes in Restricted Stock And Restricted Stock Units | The following table summarizes the changes in the number of restricted stock units for the nine months ended September 30, 2013 (shares in millions):
| Restricted Stock Units |  | Weighted- Average Grant Date Fair Value
Outstanding at December 31, 2012 | 5.5 |  |  | $ | 17 |
Granted | 2.2 |  |  | 25 |
Vested | (2.5 | ) |  | 15 |
Forfeited | (0.8 | ) |  | 21 |
Outstanding at September 30, 2013 | 4.4 |  |  | $ | 22 |

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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