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Equity (Tables)
 12 Months Ended
Dec. 31, 2015
Stock-Based Compensation  
Schedule of shares repurchased under our securities repurchase program and shares acquired

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Year Ended December 31,

 

 

 

2015

 

2014

 

2013

 

Shares repurchased (1)

    

 
854,313

    

 
175,000

    

 
410,000

 

Aggregate purchase price

 

$
40.9

 

$
8.0

 

$
12.7

 

Average purchase price per share

 

$
47.86

 

$
45.95

 

$
30.93

 

 

 

 

 

 

 

 

 

 

 

 

Shares acquired (2)

 

 
156,383

 

 
160,350

 

 
97,818

 

Aggregate purchase price

 

$
8.0

 

$
7.5

 

$
3.1

 

Average purchase price per share

 

$
51.05

 

$
46.48

 

$
32.13

 

                                                 

(1)

Shares were repurchased under our securities repurchase program. As of December 31, 2015, we have $200.0 million in repurchase authorization under the repurchase program.

Shares were acquired from employees in connection with a net share settlement feature of employee equity awards.