Segment Information - Schedule of Segment Information (Details) - USD ($) $ in Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Sep. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Segment Reporting Information [Line Items]
Total Net Sales	$ 1,502.4		$ 1,442.6		$ 4,351.9	$ 4,294.2
Total Cost of Goods Sold	958.1		936.6		2,812.9	2,840.8
Total Gross Profit	544.3		506.0		1,539.0	1,453.4
Total Selling and Administrative Expenses	213.7		193.3		641.7	620.0
Total Operating Income	330.6		312.7		897.3	833.4
Loss on disposition of business	0.0	$ (0.4)	0.0	$ (5.3)	(0.4)	(5.3)
Other (expense) income, net	(5.9)		(5.6)		(17.4)	(7.5)
Interest expense, net	(13.6)		(18.7)		(41.9)	(59.6)
Income before income taxes	$ 311.1		$ 288.4		$ 837.6	$ 761.0
Total Operating Income as a % of Net Sales	22.00%		21.70%		20.60%	19.40%
Capital Expenditures:
TOTAL CAPITAL EXPENDITURES	$ 30.5		$ 38.2		$ 96.4	$ 112.4
Depreciation and Amortization:
TOTAL DEPRECIATION AND AMORTIZATION	49.4		49.3		144.6	158.8
Assets:
TOTAL ASSETS	7,526.9				7,526.9		$ 6,847.7
Utility Solutions
Segment Reporting Information [Line Items]
Total Net Sales	943.8		933.1		2,736.4	2,753.6
Electrical Solutions
Segment Reporting Information [Line Items]
Total Net Sales	558.6		509.5		1,615.5	1,540.6
Operating Segments | Utility Solutions
Segment Reporting Information [Line Items]
Total Net Sales	943.8		933.1		2,736.4	2,753.6
Total Cost of Goods Sold	602.8		605.0		1,785.8	1,845.3
Total Gross Profit	341.0		328.1		950.6	908.3
Total Selling and Administrative Expenses	121.7		108.9		362.3	344.2
Total Operating Income	$ 219.3		$ 219.2		$ 588.3	$ 564.1
Total Operating Income as a % of Net Sales	23.20%		23.50%		21.50%	20.50%
Capital Expenditures:
TOTAL CAPITAL EXPENDITURES	$ 18.8		$ 19.5		$ 54.7	$ 65.8
Depreciation and Amortization:
TOTAL DEPRECIATION AND AMORTIZATION	35.6		37.4		103.8	123.4
Assets:
TOTAL ASSETS	4,734.6				4,734.6		4,569.1
Operating Segments | Electrical Solutions
Segment Reporting Information [Line Items]
Total Net Sales	558.6		509.5		1,615.5	1,540.6
Total Cost of Goods Sold	355.3		331.6		1,027.1	995.5
Total Gross Profit	203.3		177.9		588.4	545.1
Total Selling and Administrative Expenses	92.0		84.4		279.4	275.8
Total Operating Income	$ 111.3		$ 93.5		$ 309.0	$ 269.3
Total Operating Income as a % of Net Sales	19.90%		18.40%		19.10%	17.50%
Capital Expenditures:
TOTAL CAPITAL EXPENDITURES	$ 11.7		$ 18.7		$ 41.7	$ 46.6
Depreciation and Amortization:
TOTAL DEPRECIATION AND AMORTIZATION	13.8		$ 11.9		40.8	$ 35.4
Assets:
TOTAL ASSETS	2,163.6				2,163.6		1,943.4
General Corporate
Assets:
TOTAL ASSETS	$ 628.7				$ 628.7		$ 335.2