Fair Value Measurement (Tables)

3 Months Ended

Mar. 31, 2015

Assets Measured at Fair Value on a Nonrecurring Basis

The fair value as of the measurement date, net book value as of March 31, 2015 and 2014 and related impairment charges for assets measured at fair value on a nonrecurring basis subsequent to initial recognition during the three months ended March 31, 2015 and 2014 were as follows:

	Three Months Ended March 31, 2015				As of March 31, 2015
	Impairment Charge		Fair Value Measurement (Level 3)		Net Book Value
Long-lived assets held and used	$	0.7	$	3.1	$	2.9
Long-lived assets held for sale or disposal		1.1		0.4		0.4
Total	$	1.8	$	3.5	$	3.3

	Three Months Ended March 31, 2014				As of March 31, 2014
	Impairment Charge		Fair Value Measurement (Level 3)		Net Book Value
Long-lived assets held and used	$	4.7	$	5.8	$	5.7
Long-lived assets held for sale or disposal		1.9		4.2		3.9
Total	$	6.6	$	10.0	$	9.6