Restructuring, Asset Impairments and Other Charges, net (Tables)

12 Months Ended

Dec. 31, 2023

Restructuring Charges [Abstract]

Summary of Restructuring, Asset Impairments and Other, Net

Details of restructuring, asset impairments and other charges, net are as follows (in millions):

	Restructuring		Asset Impairments			Other			Total
Year Ended December 31, 2023
Business Realignment	59.1		9.3		(1)	2.8			71.2
Other	(0.6)		10.2		(2)	(5.9)		(3)	3.7
Total	$	58.5	$	19.5		$	(3.1)		$	74.9
Year Ended December 31, 2022
QCS wind down	12.6		18.6			18.9		(4)	50.1
Other	(1.4)		4.0			(34.8)		(5)	(32.2)
Total	$	11.2	$	22.6		$	(15.9)		$	17.9
Year Ended December 31, 2021
2021 Involuntary separation program	$	65.3	$	—		$	—		$	65.3
Other	$	2.2	$	3.3		$	0.6		$	6.1
Total	$	67.5	$	3.3		$	0.6		$	71.4

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(1)Primarily relates to property, plant and equipment impairment charges associated with the business realignment efforts.

(2)Property, plant and equipment and ROU asset impairment charges related to the site consolidation efforts in the U.S.

(3)Primarily for the reversal of certain contract cancellation charges relating to the QCS wind down.

(4)Primarily relates to contract cancellation charges of approximately $15.4 million and legal charges of $3.5 million.

(5)Primarily relates to the gain on the sale of two office buildings and the previous corporate headquarters.

Rollforward of Accrued Restructuring Charges

Summary of changes in accrued restructuring charges are as follows (in millions):

	Estimated employee separation charges
Balance as of December 31, 2021	$	10.8
Charges	11.2
Usage	(17.6)
Balance as of December 31, 2022	$	4.4
Charges	58.5
Usage	(45.0)
Balance as of December 31, 2023	$	17.9