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Cash Flow Information (Tables)
 12 Months Ended
Dec. 31, 2018
Supplemental Cash Flow Elements [Abstract]  
Schedule Of Cash Flow Supplemental Disclosures Table
Supplemental disclosures of cash paid for interest and income taxes and non-cash investing and financing information is as follows:
 
Years Ended December 31,
(in millions)
2018
 
2017
 
2016
Cash paid during the period for:
 
 
 
 
 
Interest
$
196.0

 
$
178.9

 
$
163.0

Less amount capitalized
22.1

 
23.9

 
38.5

Cash interest, net
$
173.9

 
$
155.0

 
$
124.5

Income taxes
$
(34.2
)
 
$
(70.1
)
 
$
(65.4
)