Property, Plant and Equipment

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

The components of property, plant and equipment at December 31 were as follows:

	2018			2017
Land	$	2.2		$	2.5
Buildings	76.7			90.7
Machinery and other equipment	218.0			226.3
Computer equipment	79.4			77.5
Software	64.4			62.4
	440.7			459.4
Accumulated depreciation	(312.0		)	(316.9		)
	$	128.7		$	142.5

Depreciation and amortization expense related to property, plant and equipment was $49.5, $49.5 and $37.3 for the years ended December 31, 2018, 2017 and 2016, respectively.