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Acquisitions (Details) $ in Millions |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) agreement segment | Jun. 30, 2023 agreement | Mar. 31, 2023 USD ($) | Dec. 31, 2023 USD ($) agreement
Acquisitions |  |  |  |  |
Number of reportable business segments | segment |  | 3 |  |  |
Acquisition-related expenses |  | $ 0.0 |  | $ 5.4 |
Purchase price, net of cash acquired |  | 0.0 |  | 113.2 |
Bargain purchase gain on acquisition |  |  |  |  | $ 5.4
Goodwill |  | 7,100.5 |  |  | $ 7,092.4
Amortization expense |  | 20.4 |  | 23.2 |
Carlisle Interconnect Technologies Acquisition [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Business acquisition, date of agreement | Jan. 30, 2024 |  |  |  |
Expected price of acquisition | $ 2,025.0 |  |  |  |
2023 Acquisitions [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Number of acquisitions | agreement |  |  |  |  | 10
Acquisition-related expenses |  |  |  | 5.4 |
Acquisition-related expenses, net of tax |  |  |  | 4.0 |
Purchase price, net of cash acquired |  |  |  |  | $ 970.4
Goodwill |  | 658.8 |  |  |
Goodwill deductible for tax purposes |  | 165.0 |  |  |
Definite-lived intangible assets |  | $ 153.2 |  |  |
Number of acquisitions for which acquisition accounting has been completed | agreement |  | 1 |  |  |
Customer relationships | 2023 Acquisitions [Member] | Minimum |  |  |  |  |
Acquisitions |  |  |  |  |
Useful lives |  | 6 years |  |  |
Customer relationships | 2023 Acquisitions [Member] | Maximum |  |  |  |  |
Acquisitions |  |  |  |  |
Useful lives |  | 12 years |  |  |
Proprietary technology | 2023 Acquisitions [Member] | Minimum |  |  |  |  |
Acquisitions |  |  |  |  |
Useful lives |  | 6 years |  |  |
Proprietary technology | 2023 Acquisitions [Member] | Maximum |  |  |  |  |
Acquisitions |  |  |  |  |
Useful lives |  | 12 years |  |  |
Backlog | 2023 Acquisitions [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Useful lives |  | 3 months |  |  |
Amortization expense |  |  |  | $ 5.4 |
Bargain Purchase [Member] | 2023 Acquisitions [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Number of acquisitions | agreement |  |  | 1 |  |
Harsh Environment Solutions |  |  |  |  |
Acquisitions |  |  |  |  |
Goodwill |  | $ 2,001.3 |  |  | $ 2,009.3
Harsh Environment Solutions | 2023 Acquisitions [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Number of acquisitions | agreement |  |  |  |  | 5
Interconnect and Sensor Systems |  |  |  |  |
Acquisitions |  |  |  |  |
Goodwill |  | 2,126.7 |  |  | $ 2,105.6
Interconnect and Sensor Systems | 2023 Acquisitions [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Number of acquisitions | agreement |  |  |  |  | 3
Communications Solutions |  |  |  |  |
Acquisitions |  |  |  |  |
Goodwill |  | $ 2,972.5 |  |  | $ 2,977.5
Communications Solutions | 2023 Acquisitions [Member] |  |  |  |  |
Acquisitions |  |  |  |  |
Number of acquisitions | agreement |  |  |  |  | 2

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- Definition Represents the after tax amount of acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References No definition available. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481372/852-10-55-10 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482548/350-20-55-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(15)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482598/350-20-45-1 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (h) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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