Property, Plant and Equipment

12 Months Ended

Dec. 31, 2022

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:

	2022		2021
Land	$	1.0	$	1.0
Buildings	43.0		45.6
Machinery and other equipment	113.2		104.2
Computer equipment	107.5		109.7
Software	71.9		68.0
	336.6		328.5
Accumulated depreciation	(251.3)		(245.8)
	$	85.3	$	82.7

Depreciation and amortization expense related to property, plant and equipment was $37.3, $44.0 and $40.6 for the years ended December 31, 2022, 2021 and 2020, respectively.