SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

6 Months Ended

Jun. 30, 2017

Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]

Schedule of supplemental cash flow information

	Six Months Ended June 30
(in millions)	2017			2016
Cash (paid) for interest, net of amount capitalized	$	(209.3	)	$	(209.2	)
Cash received for income taxes, net	9.5			7.4
Significant non-cash transactions
Accounts payable related to construction costs	155.5			114.0
Increase (decrease) in restricted cash from the sale (purchase) of investments held in the rabbi trust	4.6			(1.5		)
Portion of Bostco real estate holdings sale financed with note receivable *	7.0			—
Amortization of deferred revenue	12.4			12.3

* See Note 3, Dispositions, for more information on this sale.