Property and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment [Abstract]

Summary of Property and Equipment and Related Accumulated Depreciation and Amortization

Property and equipment, and the related accumulated depreciation and amortization as of December 31, 2022, 2021 and 2020, were as follows:

		December 31
(millions)	Estimated Useful Life	2022			2021
Equipment	1 - 10 Years	$	54.5		$	51.0
Software	2 - 5 Years		61.0			48.8
Vehicles	1 - 10 Years		39.0			36.2
Other	3 Years		1.3			1.0
	Shorter of lease term or economic life up to
Leasehold improvements	10 years		16.7			16.8
Construction in progress			6.9			7.4
Property and equipment, gross			179.4			161.2
Accumulated depreciation and amortization			(119.2	)		(112.3	)
Property and equipment, net		$	60.2		$	48.9

The Company's depreciation and amortization expense related to property and equipment during the years ended December 31, 2022, 2021 and 2020, which was included in Depreciation and amortization expense within the Consolidated Statements of Income (Loss), was as follows:

	Year Ended December 31,
(millions)	2022		2021		2020
Depreciation expense and amortization	$	19.8	$	16.4	$	15.3