Restructuring (Tables)

12 Months Ended

Dec. 31, 2024

2024 Plan

Restructuring Cost and Reserve [Line Items]

Summary of Activity Relating to Restructuring Plan Liabilities

The following table summarizes activity relating to the 2024 Restructuring Plan liabilities (in millions of dollars):

BALANCE, December 31, 2023	$	—
Restructuring costs		7.5
Costs paid or otherwise settled1		(2.8	)
BALANCE, December 31, 2024	$	4.7

1.Cash paid during the year ended December 31, 2024 was $2.6 million.

2022 Plan

Restructuring Cost and Reserve [Line Items]

Summary of Activity Relating to Restructuring Plan Liabilities

The following table summarizes activity relating to the 2022 Restructuring Plan liabilities (in millions of dollars):

BALANCE, December 31, 2021	$	—
Restructuring costs		2.2
Costs paid or otherwise settled1		(0.5	)
BALANCE, December 31, 2022		1.7
Restructuring costs		5.0
Costs paid or otherwise settled1		(5.5	)
BALANCE, December 31, 2023		1.2
Restructuring costs		0.1
Costs paid or otherwise settled1		(1.3	)
BALANCE, December 31, 2024	$	—

1.Cash paid during the years ended December 31, 2024, December 31, 2023, and December 31, 2022 was $1.2 million, $5.0 million, and $0.4 million respectively.