v3.4.0.3
Supplemental Cash Flow Information (Tables)
 3 Months Ended
Mar. 31, 2016
Supplemental Cash Flow Information [Abstract]  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
 
 
Three Months Ended March 31
(in millions)
 
2016
 
2015
Cash (paid) for interest, net of amount capitalized
 
$
(40.7
)
 
$
(20.0
)
Cash (paid) for income taxes, net of refunds
 
(0.4
)
 
(4.3
)
Significant non-cash transactions:
 
 
 
 
Accounts payable related to construction costs
 
90.1

 
1.6

Amortization of deferred revenue
 
6.2

 
11.1