Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2014

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, plant and equipment (and related depreciable lives) consisted of the following ($ in millions):

	December 31,
	2014		2013
Land and improvements	$	19.3	$	21.2
Buildings and improvements (20 to 40 years or remaining life of relevant lease)	131.3		135.1
Machinery and equipment (5 to 20 years)	540.6		564.9
Construction in progress	42.1		53.7
Gross Property, Plant and Equipment	733.3		774.9
Less: Accumulated Depreciation	371.3		381.7
Property, Plant and Equipment, net	$	362.0	$	393.2