Financial Instruments and Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2017

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Summary Of Carrying Values And Fair Values Of Fixed Rate Debt

A summary of the aggregate carrying values and fair values of our fixed rate long-term debt is as follows:

	December 31, 2017		December 31, 2016
Carrying value	$	2,373.7	$	1,778.6
Fair value	$	2,442.1	$	1,862.2

Nonfinancial Assets Measured and Recorded At Fair Value On A Nonrecurring Basis

The following table presents nonfinancial assets measured and recorded at fair value on a nonrecurring basis during the years ended December 31, 2017 and 2016:

	2017					2016
Description	Fair Value Measurements Using Significant Unobservable Inputs (Level 3)		Gain/(Loss)			Fair Value Measurements Using Significant Unobservable Inputs (Level 3)		Gain/(Loss)
Long-lived assets held and used	$	—	$	(0.4	)	$	5.9	$	(1.9	)
Assets held for sale:
Continuing operations	$	121.3	$	(26.0	)	$	19.4	$	(12.1	)
Discontinued operations	—		—			12.7		(0.7		)
Total assets held for sale	$	121.3	$	(26.0	)	$	32.1	$	(12.8	)