Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Net Sales	$ 1,256.0	$ 1,054.3	$ 2,412.1	$ 2,010.6
Electrical Solutions
Disaggregation of Revenue [Line Items]
Net Sales	527.5	465.5	1,031.8	889.6
Electrical Solutions | United States
Disaggregation of Revenue [Line Items]
Net Sales	461.4	396.5	901.8	763.3
Electrical Solutions | International
Disaggregation of Revenue [Line Items]
Net Sales	66.1	69.0	130.0	126.3
Electrical Solutions | Electrical Products
Disaggregation of Revenue [Line Items]
Net Sales	234.8	196.6	462.5	378.2
Electrical Solutions | Connection and Bonding
Disaggregation of Revenue [Line Items]
Net Sales	156.4	135.4	300.3	251.5
Electrical Solutions | Industrial Controls
Disaggregation of Revenue [Line Items]
Net Sales	76.7	64.7	149.7	123.2
Electrical Solutions | Retail and Builder
Disaggregation of Revenue [Line Items]
Net Sales	59.6	68.8	119.3	136.7
Utility Solutions
Disaggregation of Revenue [Line Items]
Net Sales	728.5	588.8	1,380.3	1,121.0
Utility Solutions | United States
Disaggregation of Revenue [Line Items]
Net Sales	689.9	560.3	1,308.4	1,061.7
Utility Solutions | International
Disaggregation of Revenue [Line Items]
Net Sales	38.6	28.5	71.9	59.3
Utility Solutions | Utility T&D Components
Disaggregation of Revenue [Line Items]
Net Sales	556.5	421.2	1,048.0	796.1
Utility Solutions | Utility Communications and Controls
Disaggregation of Revenue [Line Items]
Net Sales	$ 172.0	$ 167.6	$ 332.3	$ 324.9