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Supplemental Disclosure of Cash Flow Information
3 Months Ended
Mar. 31, 2019
Supplemental Cash Flow Elements [Abstract]  
Supplemental Disclosure of Cash Flow Information Supplemental Disclosure of Cash Flow Information (in millions):
 
For the
Three Months Ended
March 31,
 
2019
 
2018
Cash paid during the period for:
 
 
 
Interest (net of amount capitalized)
$
44.0

 
$
40.2

Non-cash adjustments:
 
 
 
Accounts payable and property, plant and equipment
40.7

 
62.1

Right-of-use assets obtained in exchange for lease obligations
18.0

 
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