Property, Plant and Equipment, net (Tables)

9 Months Ended

Sep. 30, 2013

Property, Plant and Equipment, net

Schedule of property, plant and equipment, net

	September 30 2013		December 31, 2012
	(in millions)
Land	$	1.6	$	1.6
Building and improvements		8.1		7.6
Plant and equipment		362.0		306.4
Construction in progress		62.7		45.7
		434.4		361.3
Less: Accumulated depreciation and amortization		235.4		233.2
	$	199.0	$	128.1

Summary of plant turnaround activity

	Nine months ended September 30,
	2013			2012
	(in millions)
Net capitalized turnaround costs:
Beginning balance	$	2.6		$	6.5
Additions		18.1			—
Depreciation		(3.0	)		(3.0	)
Ending balance	$	17.7		$	3.5