Other Expense (Income) (Tables)

12 Months Ended

Dec. 31, 2024

Other Income and Expenses [Abstract]

Schedule of Other Expense (Income)

Other expense (income) consisted of:

($ in millions)	2024		2023		2022
Restructuring and related charges:
Severance and benefits	$	(2.5)	$	(2.8)	$	8.7
Asset-related charges	—		—		15.3
Other charges	—		—		(0.2)
Total restructuring and related charges	$	(2.5)	$	(2.8)	$	23.8
Asset impairments	7.3		9.6		6.2
Foreign exchange transaction losses (gains)	10.2		9.4		(4.1)
Contingent consideration	5.1		2.3		3.0
Loss on disposal of plant	—		11.6		—
Other items	0.9		1.3		(2.1)
Total other expense (income)	$	21.0	$	31.4	$	26.8

Schedule of Restructuring Obligations

The following table presents activity related to our restructuring obligations related to our 2022 restructuring plan:

($ in millions)	Severance and benefits		Other charges		Total
Balance, December 31, 2023	$	3.0	$	—	$	3.0
(Credits) charges	(2.5)		—		(2.5)
Cash payments	(0.5)		—		(0.5)
Balance, December 31, 2024	$	—	$	—	$	—

Details of Impairment of Long-Lived Assets Held and Used by Asset

During the periods ended December 31, asset impairments consisted of:

($ in millions)	2024		2023		2022
Cost method investment impairment charges	$	0.3	$	4.3	$	3.5
Fixed asset impairment expense	7.0		5.3		2.7
Total asset impairments	$	7.3	$	9.6	$	6.2