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Business Combinations and Asset Acquisitions (Details) - USD ($) $ in Millions |  |  |  |  |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Jan. 02, 2025 | Dec. 05, 2024 | Jul. 01, 2024 | Jun. 03, 2024 | Apr. 01, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  |  |  |  | $ 3,351.7 |  | $ 3,280.1
Cash paid for acquisition |  |  |  |  |  | 36.0 | $ 30.1 |
Disposal Date |  |  |  |  | Apr. 01, 2024 |  |  |
Base purchase price for divestiture of business. |  |  |  |  | $ 354.9 |  |  |
Gain (Loss) on Disposition of Business |  |  |  |  |  | $ 0.0 | $ 102.9 | $ 122.2
Industrial Software Solutions |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Business Combination, Effective Date of Acquisition | Jan. 02, 2025 |  |  |  |  |  |  |
Business Combination, Description of Acquiree |  |  |  |  |  | an industrial automation consulting company, software distributor, and AVEVA Select Partner |  |
Total purchase consideration | $ 36.3 |  |  |  |  |  |  |
Business Combination, Recognized Asset Acquired, Distribution Agreement intangible asset | 10.6 |  |  |  |  |  |  |
Business Combination, Recognized Asset Acquired, Customer relationship intangible asset | 5.0 |  |  |  |  |  |  |
Goodwill | $ 20.1 |  |  |  |  |  |  |
Ascent |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Business Combination, Effective Date of Acquisition |  | Dec. 05, 2024 |  |  |  |  |  |
Business Combination, Description of Acquiree |  |  |  |  |  | Headquartered in St. Louis, Missouri, Ascent is a provider of data center facility management services with more than 300 employees in the U.S. and Canada |  |
Goodwill |  | $ 118.4 |  |  |  |  |  |
Business Combination, Reason for Business Combination |  |  |  |  |  | Ascent’s expertise in engineering and design-build consultation services, in addition to daily site operations and critical facility intelligence software, extends the Company’s suite of capabilities and solutions that serve the entire lifecycle of the data center |  |
Cash paid for acquisition |  | 179.2 |  |  |  |  |  |
Cash and cash equivalents |  | 7.6 |  |  |  |  |  |
Trade accounts receivable |  | 33.5 |  |  |  |  |  |
Intangible assets |  | 58.0 |  |  |  |  |  |
Business Combination, Recognized Asset Acquired, Other current and noncurrent assets |  | 45.0 |  |  |  |  |  |
Fair value of assets acquired |  | 262.5 |  |  |  |  |  |
Accounts payable |  | 20.9 |  |  |  |  |  |
Accrued payroll and benefit costs |  | 7.9 |  |  |  |  |  |
Business Combination, Recognized Liability Assumed, Other current and noncurrent liabilities |  | 46.9 |  |  |  |  |  |
Fair value of liabilities assumed |  | 75.7 |  |  |  |  |  |
Fair value of net assets acquired, including goodwill and intangible assets |  | $ 186.8 |  |  |  |  |  |
Ascent | Customer-Related Intangible Assets |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life |  |  |  |  |  | 15 years |  |
Ascent |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Business Combination, Effective Date of Acquisition |  |  | Jul. 01, 2024 |  |  |  |  |
Business Combination, Description of Acquiree |  |  |  |  |  | a full-line electrical distributor headquartered in Ontario |  |
Total purchase consideration |  |  | $ 13.2 |  |  |  |  |
entroCIM |  |  |  |  |  |  |  |
Asset Acquisition [Line Items] |  |  |  |  |  |  |  |
Business Combination, Effective Date of Acquisition |  |  |  | Jun. 03, 2024 |  |  |  |
Business Combination, Description of Acquiree |  |  |  |  |  | entroCIM is an innovator in data center and building intelligence software |  |
Total purchase consideration |  |  |  | $ 36.5 |  |  |  |
Goodwill |  |  |  | 29.0 |  |  |  |
Intangible assets |  |  |  | 8.0 |  |  |  |
Fair value of cash consideration |  |  |  | 30.1 |  |  |  |
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount |  |  |  | $ 8.0 |  |  |  |

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