This element represents acquisition-related costs incurred, which are recorded below gross profit and above (component of) operating income, as a separate line item on the Income Statement. These are costs that include, but are not limited to, external transaction costs, professional fees, and the amortization of acquired backlog.

No definition available.

Acquisitions (Details) $ in Millions						3 Months Ended	12 Months Ended
Acquisitions (Details) $ in Millions	Nov. 06, 2025 USD ($)	Aug. 18, 2025	Jan. 31, 2025 USD ($)	Jul. 18, 2024	May 21, 2024 USD ($)	Jun. 30, 2023 agreement	Dec. 31, 2025 USD ($) agreement	Dec. 31, 2024 USD ($) agreement	Dec. 31, 2023 USD ($) agreement
Acquisitions
Purchase price, net of cash acquired							$ 3,818.6	$ 2,156.4	$ 970.4
Goodwill							10,575.4	8,236.2	7,092.4
Bargain purchase gain on acquisition							0.0	0.0	5.4
Total acquisition-related expenses							181.2	145.6
Total acquisition-related expenses, net of tax							148.8	119.3
Amortization expense							192.0	154.7	86.0
Acquisition-related expenses							103.4	127.4	34.6
Acquisition-related expenses, net of tax									$ 30.2
Communications Solutions
Acquisitions
Number of acquisitions \| agreement									2
Goodwill							$ 3,858.6	$ 2,951.5	$ 2,977.5
Harsh Environment Solutions
Acquisitions
Number of acquisitions \| agreement							3	2	5
Goodwill							$ 4,270.2	$ 3,180.0	$ 2,009.3
Interconnect and Sensor Systems
Acquisitions
Number of acquisitions \| agreement							1		3
Goodwill							$ 2,446.6	$ 2,104.7	$ 2,105.6
2025 Acquisitions
Acquisitions
Number of acquisitions \| agreement							5
Purchase price, net of cash acquired							$ 3,818.6
2025 Acquisitions \| Backlog
Acquisitions
Amortization expense							28.2
Andrew Business Acquisition
Acquisitions
Business acquisition, effective date			Jan. 31, 2025
Business acquisition, date of agreement				Jul. 18, 2024
Purchase price, net of cash acquired			$ 2,022.7
Goodwill							874.0
Definite-lived intangible assets							800.0
Goodwill deductible for tax purposes							672.8
Andrew Business Acquisition \| Amortization of Inventory step-up costs recorded to Cost of Sales
Acquisitions
Amortization of acquisition-related inventory step-up costs recorded in Cost of sales							$ 77.8
Andrew Business Acquisition \| Customer relationships \| Minimum
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							12 years
Andrew Business Acquisition \| Customer relationships \| Maximum
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							15 years
Andrew Business Acquisition \| Proprietary technology \| Minimum
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							12 years
Andrew Business Acquisition \| Proprietary technology \| Maximum
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							15 years
Andrew Business Acquisition \| Backlog
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							3 months
Andrew Business Acquisition \| Communications Solutions
Acquisitions
Number of acquisitions \| agreement							1
Trexon Acquisition
Acquisitions
Business acquisition, effective date	Nov. 06, 2025
Business acquisition, date of agreement		Aug. 18, 2025
Purchase price, net of cash acquired	$ 1,050.3
Goodwill							$ 708.2
Definite-lived intangible assets							318.0
Goodwill deductible for tax purposes							$ 0.0
Trexon Acquisition \| Customer relationships
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							18 years
Trexon Acquisition \| Backlog
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							6 months
2024 Acquisitions
Acquisitions
Number of acquisitions \| agreement								2
Purchase price, net of cash acquired								$ 2,156.4
Goodwill							$ 1,195.1
Definite-lived intangible assets							576.0
Goodwill deductible for tax purposes							$ 61.2
2024 Acquisitions \| Customer relationships \| Minimum
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							8 years
2024 Acquisitions \| Customer relationships \| Maximum
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							15 years
2024 Acquisitions \| Backlog
Acquisitions
Finite-lived acquired intangible assets weighted-average useful life							4 months 24 days
Amortization expense								55.0
Carlisle Interconnect Technologies Acquisition
Acquisitions
Business acquisition, effective date					May 21, 2024
Purchase price, net of cash acquired					$ 1,995.3
Goodwill							$ 1,119.7
Definite-lived intangible assets							543.0
Goodwill deductible for tax purposes							0.0
Carlisle Interconnect Technologies Acquisition \| Amortization of Inventory step-up costs recorded to Cost of Sales
Acquisitions
Amortization of acquisition-related inventory step-up costs recorded in Cost of sales								18.2
Carlisle Interconnect Technologies Acquisition \| Customer relationships
Acquisitions
Definite-lived intangible assets							$ 488.0
Finite-lived acquired intangible assets weighted-average useful life							15 years
Carlisle Interconnect Technologies Acquisition \| Backlog
Acquisitions
Definite-lived intangible assets							$ 55.0
Finite-lived acquired intangible assets weighted-average useful life							4 months 24 days
Amortization expense								$ 55.0
2023 Acquisitions
Acquisitions
Number of acquisitions \| agreement									10
Purchase price, net of cash acquired									$ 970.4
2023 Acquisitions \| Bargain Purchase
Acquisitions
Number of acquisitions \| agreement						1
2023 Acquisitions \| Backlog
Acquisitions
Number of acquisitions \| agreement									3
Amortization expense									$ 12.4