Fair Value Measurement (Tables)

6 Months Ended

Jun. 30, 2013

Assets Measured at Fair Value on a Nonrecurring Basis

Assets measured at fair value on a nonrecurring basis subsequent to initial recognition during the three and six months ended June 30, 2013 and 2012 are summarized below:

	Three Months Ended June 30, 2013						SixMonthsEnded June 30, 2013						As of June30,2013
	Impairment Charge			Fair Value Measurement (Level 3)			Impairment Charge			Fair Value Measurement (Level 3)			NetBook Value
Long-lived assets held and used	$	0.3	$		0.3	$		0.8	$		0.6	$		0.5
Long-lived assets held for sale or disposal		3.4			12.2			7.6			13.9			12.1
Total	$	3.7	$		12.5	$		8.4	$		14.5	$		12.6

	Three Months Ended June 30, 2012					SixMonthsEnded June 30, 2012						As of June30,2012
	Impairment Charge		Fair Value Measurement (Level 3)			Impairment Charge			Fair Value Measurement (Level 3)			NetBook Value
Long-lived assets held and used	$	1.6	$	4.9	$		7.2	$		9.1	$		8.7
Long-lived assets held for sale or disposal		7.6		9.2			11.4			10.7			8.1
Total	$	9.2	$	14.1	$		18.6	$		19.8	$		16.8