Restructuring Costs and Other - Schedule of Costs (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
Restructuring Cost and Reserve [Line Items]
Total expected costs	$ 20.6
Costs incurred	11.0	$ 5.4
Remaining costs	4.2
2024 Restructuring Actions
Restructuring Cost and Reserve [Line Items]
Total expected costs	12.2
Costs incurred	9.6	0.0
Remaining costs	2.6
2024 Restructuring Actions | Utility Solutions
Restructuring Cost and Reserve [Line Items]
Total expected costs	3.8
Costs incurred	3.8	0.0
Remaining costs	0.0
2024 Restructuring Actions | Electrical Solutions
Restructuring Cost and Reserve [Line Items]
Total expected costs	8.4
Costs incurred	5.8	0.0
Remaining costs	2.6
2023 and Prior Restructuring Actions
Restructuring Cost and Reserve [Line Items]
Total expected costs	8.4
Costs incurred	1.4	5.4
Remaining costs	1.6
2023 and Prior Restructuring Actions | Utility Solutions
Restructuring Cost and Reserve [Line Items]
Total expected costs	4.1
Costs incurred	0.5	2.9
Remaining costs	0.7
2023 and Prior Restructuring Actions | Electrical Solutions
Restructuring Cost and Reserve [Line Items]
Total expected costs	4.3
Costs incurred	0.9	$ 2.5
Remaining costs	$ 0.9