Property, Plant, and Equipment (Tables)

6 Months Ended

Jun. 30, 2019

Property Plant And Equipment [Abstract]

Components of Property, Plant, and Equipment

The components of property, plant, and equipment were as follows (dollars in millions):

	June 30,			December 31,
	2019			2018
Land and land improvements	$	167.7		$	161.9
Buildings		812.0			795.5
Machinery and equipment		5,603.6			5,481.6
Construction in progress		172.2			176.7
Other		78.1			75.4
Property, plant and equipment, at cost		6,833.6			6,691.1
Less accumulated depreciation		(3,726.4	)		(3,582.5	)
Property, plant, and equipment, net	$	3,107.2		$	3,108.6