Restructuring Costs and Other - Schedule of Pre-tax Restructuring Costs (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 0.7	$ 5.7	$ 7.5	$ 10.2
Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.4	3.8	6.5	8.2
Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.3	1.9	1.0	2.0
Utility Solutions
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.2	2.0	0.5	5.5
Utility Solutions | Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.2	1.6	0.5	5.0
Utility Solutions | Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.0	0.4	0.0	0.5
Electrical Solutions
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.5	3.7	7.0	4.7
Electrical Solutions | Income Statement Location [Axis]: us-gaap:CostOfGoodsAndServicesSold
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0.2	2.2	6.0	3.2
Electrical Solutions | Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 0.3	$ 1.5	$ 1.0	$ 1.5