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Stockholders' Equity (Tables) | 6 Months Ended
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Jun. 30, 2014
Equity [Abstract] |
Total Share-based Compensation Expense | The following table shows our total share-based incentive compensation expense:
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 30, |  |  | June 30, |
|  | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
Total share-based incentive compensation expense(1) |  | $ | 11.9 |  |  | $ | 7.3 |  |  | $ | 26.4 |  |  | $ | 14.9 |
(1) | The amounts included above do not include the expense related to our U.S. profit sharing contributions made in the form of our common stock or the expense or income related to SARs and other cash-based awards. See Stock Appreciation Rights above for further details of SARs. At June 30, 2014, our cash-based awards were not material to our condensed consolidated financial positions or results of operations.

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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