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Stockholders' Equity (Tables)
 9 Months Ended
Sep. 30, 2014
Equity [Abstract]  
Total Share-based Compensation Expense

The following table shows our total share-based incentive compensation expense:

 

 

Three Months Ended

 

 

Nine Months Ended

 

 

September 30,

 

 

September 30,

 

 

2014

 

 

2013

 

 

2014

 

 

2013

 

Total share-based incentive compensation expense(1)

$

10.3

 

 

$

5.5

 

 

$

36.7

 

 

$

20.4

 

 

 

(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 September 30, 2014, our other cash-based awards were not material to our condensed consolidated financial positions or results of operations.