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Acquisitions (Details) $ / shares in Units, $ in Millions |  |  |  | 1 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 01, 2021 USD ($) | Apr. 07, 2021 USD ($) | Dec. 09, 2020 segment $ / shares | Dec. 31, 2021 USD ($) | Jan. 31, 2019 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2021 USD ($) contract segment | Dec. 31, 2020 USD ($) contract | Dec. 31, 2019 USD ($) contract | Mar. 31, 2020 USD ($)
Acquisitions |  |  |  |  |  |  |  |  |  |
Number of reportable business segments | segment |  |  |  |  |  |  | 2 |  |  |
Number of acquisitions | contract |  |  |  |  |  |  | 7 | 2 | 9 |
Acquisition-related expenses |  |  |  |  |  |  | $ 70.4 | $ 11.5 | $ 25.4 |
Acquisition-related expenses, net of tax |  |  |  |  |  |  | 57.3 | 10.7 | 21.0 |
Purchase price, net of cash acquired |  |  |  |  |  |  | 2,225.4 | 50.4 | 937.4 |
Goodwill |  |  |  | $ 6,376.8 |  | $ 6,376.8 | 6,376.8 | 5,032.1 | 4,867.1 |
Goodwill deductible for tax purposes |  |  |  |  |  |  |  |  | 455.0 |
Amortization expense |  |  |  |  |  |  | 86.4 | 49.6 | 67.3 |
Current assets held for sale |  |  |  | 0.0 |  | 0.0 | 0.0 |  |  |
Current liabilities held for sale |  |  |  | 0.0 |  | 0.0 | 0.0 |  |  |
SSI Controls Technologies |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Aggregate purchase price, net of cash acquired (subject to post-closing adjustments) |  |  |  |  | $ 400.0 |  |  |  |  |
Contingent consideration |  |  |  |  |  |  |  |  |  | $ 75.0
Divested MTS business (including T&S, excluding Sensors business) [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Proceeds from sale of business | $ 750.0 |  |  |  |  |  |  |  |  |
MTS Systems Corporation |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Number of reportable business segments | segment |  |  | 2 |  |  |  |  |  |  |
Purchase price, net of cash acquired |  | $ 1,300.0 |  |  |  |  |  |  |  |
Acquisition price per share | $ / shares |  |  | $ 58.50 |  |  |  |  |  |  |
Total enterprise value of Acquiree (aggregate purchase price, net of cash acquired and including the repayment of all outstanding debt and certain liabilities) |  | $ 1,700.0 |  |  |  |  |  |  |  |
Percentage acquired |  | 100.00% |  |  |  |  |  |  |  |
Senior note assumed in business acquisition |  | $ 350.0 |  |  |  |  |  |  |  |
Senior note assumed from business acquisition and repaid and settled shortly after closing, including accrued interest and make-whole premium |  | 387.3 |  |  |  |  |  |  |  |
Deferred tax liability |  | $ 47.0 |  |  |  |  |  |  |  |
MTS Sensors [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Purchase price of retained business, net of cash acquired and net of proceeds received from divested business. | 950.0 |  |  |  |  |  |  |  |  |
Goodwill |  |  |  | 741.1 |  | 741.1 | 741.1 |  |  |
Goodwill deductible for tax purposes |  |  |  | 0.0 |  | 0.0 | 0.0 |  |  |
Indefinite-lived intangible assets |  |  |  |  |  | 54.0 |  |  |  |
Definite-lived intangible assets |  |  |  |  |  | 178.2 |  |  |  |
Halo Technology Ltd [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Purchase price, net of cash acquired | $ 694.0 |  |  |  |  |  |  |  |  |
Percentage acquired | 97.00% |  |  |  |  |  |  |  |  |
Goodwill |  |  |  | 528.3 |  | 528.3 | 528.3 |  |  |
Goodwill deductible for tax purposes |  |  |  | 0.0 |  | 0.0 | $ 0.0 |  |  |
Indefinite-lived intangible assets |  |  |  | 28.0 |  |  |  |  |  |
Definite-lived intangible assets |  |  |  | 156.0 |  |  |  |  |  |
2019 Acquisitions [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  | 784.6 |
Definite-lived intangible assets |  |  |  |  |  |  |  |  | 111.8 |
2019 Acquisitions [Member] | Minimum |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Useful lives |  |  |  |  |  |  | 5 years |  |  |
2019 Acquisitions [Member] | Maximum |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Useful lives |  |  |  |  |  |  | 10 years |  |  |
Customer relationships | MTS Sensors [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Definite-lived intangible assets |  |  |  |  |  | $ 122.9 |  |  |  |
Useful lives |  |  |  |  |  | 11 years |  |  |  |
Customer relationships | Halo Technology Ltd [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Definite-lived intangible assets |  |  |  | $ 31.0 |  |  |  |  |  |
Useful lives |  |  |  | 10 years |  |  |  |  |  |
Proprietary technology | MTS Sensors [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Definite-lived intangible assets |  |  |  |  |  | $ 39.1 |  |  |  |
Useful lives |  |  |  |  |  | 15 years |  |  |  |
Proprietary technology | Halo Technology Ltd [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Definite-lived intangible assets |  |  |  | $ 116.0 |  |  |  |  |  |
Useful lives |  |  |  | 15 years |  |  |  |  |  |
Backlog |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Amortization expense |  |  |  |  |  |  |  |  | 15.7 |
Backlog | SSI Controls Technologies |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Amortization expense |  |  |  |  |  |  |  |  | $ 12.5 |
Backlog | MTS Sensors [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Definite-lived intangible assets |  |  |  |  |  | $ 16.2 |  |  |  |
Useful lives |  |  |  |  |  | 3 months |  |  |  |
Amortization expense |  |  |  |  |  |  | $ 16.2 |  |  |
Backlog | Halo Technology Ltd [Member] |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Definite-lived intangible assets |  |  |  | $ 9.0 |  |  |  |  |  |
Useful lives |  |  |  | 1 month |  |  |  |  |  |
Amortization expense |  |  |  |  |  |  | $ 9.0 |  |  |
Cable Products and Solutions |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Number of acquisitions | contract |  |  |  |  |  |  | 1 |  | 1 |
Goodwill |  |  |  | $ 169.0 |  | $ 169.0 | $ 169.0 | $ 157.6 | $ 157.1 |
Interconnect Products and Assemblies |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Number of acquisitions | contract |  |  |  |  |  |  | 6 | 2 |  |
Goodwill |  |  |  | $ 6,207.8 |  | $ 6,207.8 | $ 6,207.8 | $ 4,874.5 | $ 4,710.0 |
Halo Technology Limited [Member] | Maximum |  |  |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  |  |  |  |  |
Noncontrolling interest, ownership percentage by noncontrolling owners | 3.00% |  |  |  |  |  |  |  |  |

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8672-108599 + Details
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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition This element represents the cash inflow during the period from the sale of a component of the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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