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Supplemental Cash Flow Information
6 Months Ended
Jun. 30, 2013
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information
Supplemental Cash Flow Information
 
Six Months Ended
 
June 30,
 
2013
 
2012
Supplemental disclosure of cash flow information:
 
 
 
Interest paid
$
14.0

 
$
5.1

Income taxes paid
$
1.3

 
$
0.5

Supplemental disclosure of non-cash transactions:
 
 
 
Stock repurchases not yet settled (accrued in accounts payable)
$
0.6

 
$

Non-cash capital expenditures
$
4.4

 
$
2.1

Capital leases acquired
$
0.2

 
$