Reportable Business Segments, Depreciation & Amortization by Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Segment reporting information
Depreciation and amortization	$ 227.7	$ 201.2	$ 673.4	$ 428.7
Harsh Environment Solutions
Segment reporting information
Depreciation and amortization	41.3	36.5	120.5	88.6
Communications Solutions
Segment reporting information
Depreciation and amortization	140.4	71.9	343.0	158.2
Interconnect and Sensor Systems
Segment reporting information
Depreciation and amortization	38.9	33.8	109.8	101.7
Corporate and Other
Segment reporting information
Depreciation and amortization	$ 7.1	$ 59.0	$ 100.1	$ 80.2