Property, Plant and Equipment

12 Months Ended

Dec. 31, 2023

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:

	2023		2022
Land	$	1.0	$	1.0
Buildings and leasehold improvements	57.7		43.0
Machinery and other equipment	137.2		113.2
Computer equipment	116.4		107.5
Software	76.1		71.9
Property, plant and equipment, gross	388.4		336.6
Accumulated depreciation	(268.8)		(251.3)
Property, plant and equipment, net	$	119.6	$	85.3

Depreciation and amortization expense related to property, plant and equipment was $35.4, $37.3, and $44.0 for the years ended December 31, 2023, 2022, and 2021, respectively.