Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2024

Accounting Policies [Abstract]

Estimated useful lives of property, plant and equipment

Depreciation is computed using the straight-line method over the following estimated useful lives:

Buildings and improvements:
Buildings and improvements	2 to 40 years
Leasehold improvements	1 to 39 years
Machinery and equipment:
Computer hardware	3 to 5 years
Computer software	3 to 10 years
Factory machinery and equipment	1 to 15 years
Research and development equipment	3 to 5 years
Vehicles	3 to 10 years

Components of Property, plant and equipment, net were as follows (in millions):

	As of December 31,
	2024		2023
Land	$	30.3	$	23.7
Buildings and improvements	427.8		371.9
Machinery and equipment	1,056.6		965.0
Finance leases	84.9		72.2
Construction in progress and equipment not yet in service	157.3		198.4
Total	1,756.9		1,631.2
Less accumulated depreciation	(956.8)		(910.8)
Property, plant and equipment, net	$	800.1	$	720.4

Summary of amortization of intangible assets

The range of useful lives approximates the following (in years):

Customer relationships	2 to 20 years
Non-compete agreements	Contracted term
Trade names	2 to 10 years