Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2014

Supplemental Cash Flow Information [Abstract]

Additional Information Regarding Condensed Statements Of Consolidated Cash Flows

	Three Months Ended March 31,
(in millions)	2014		2013
Supplemental Disclosures of Cash Flow Information
Non-cash transactions:
Capital expenditures included in current liabilities	$	131.4	$	114.3
Assets acquired under a capital lease	51.6		2.1
Schedule of interest and income taxes paid:
Cash paid for interest, net of interest capitalized amounts	$	167.7	$	161.8
Cash paid for income taxes	6.8		2.9