Supplemental Financial Statement Information - (Tables)

9 Months Ended

Sep. 30, 2023

Other Income and Expenses [Abstract]

Schedule of Other Expense, Net

Other income (expense), net for the three and nine months ended September 30, 2023 and 2022 was as follows:

(in millions)	Three months ended September 30,				Nine months ended September 30,
	2023		2022		2023		2022
Rent and royalty income	$	0.7	$	0.5	$	2.0	$	1.7
Gains from disposal of property, plant and equipment, net	—		0.1		0.3		0.3
Net equity income (loss) on joint ventures (See Note 5)	(0.7)		0.8		(1.0)		11.2
Litigation reserve	—		(19.9)		—		(28.5)
Total other income (expense), net	$	—	$	(18.5)	$	1.3	$	(15.3)

Roll Forward of Restructuring Reserve Activity

Restructuring reserves for severance cost activity is as follows:

	Severance and Employee
	Benefit Costs
Balance at December 31, 2022	$	9.8
Additions, net	2.2
Payments	(1.1)
Balance at September 30, 2023	$	10.9