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Business Acquisitions - Narrative (Details) - USD ($) $ in Millions |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 09, 2026 | Oct. 01, 2025 | Jun. 30, 2026 | Sep. 30, 2025 | Mar. 31, 2025 | Jun. 30, 2026 | Jun. 08, 2026 | Dec. 31, 2025
Business Combination [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  | $ 4,354.1 |  |  | $ 4,354.1 |  | $ 3,060.8
Unsecured Debt | Term Loan 2026 |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Aggregate principal amount | $ 900.0 |  |  |  |  |  |  |
Aggregate principal amount |  |  |  |  |  |  | $ 900.0 |
Unsecured Debt | Term Loan 2025 |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Aggregate principal amount |  | $ 600.0 |  |  |  |  |  |
Senior Notes |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Aggregate principal amount | 1,900.0 |  |  |  |  |  |  |
NSI Industries |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Consideration transferred to acquire business | 3,000.0 |  |  |  |  |  |  |
Intangible assets | 1,856.0 |  |  |  |  |  |  |
Goodwill | $ 1,288.7 |  | 1,288.7 |  |  | $ 1,288.7 |  |
Weighted average period (in years) | 25 years |  |  |  |  |  |  |
Goodwill, expected tax deductible, amount | $ 58.3 |  |  |  |  |  |  |
Contributed sales |  |  | $ 35.4 |  |  |  |  |
NSI Industries | Customer relationships |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Weighted average period (in years) |  |  |  |  |  | 25 years |  |
Ventev |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Consideration transferred to acquire business |  |  |  |  | $ 73.0 |  |  |
Intangible assets |  |  |  |  | 34.5 |  |  |
Goodwill |  |  |  |  | $ 40.0 |  |  |
Ventev | Customer Relationships, Tradenames |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Weighted average period (in years) |  |  |  |  | 17 years |  |  |
Nicor, Inc. |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Consideration transferred to acquire business |  |  |  | $ 56.0 |  |  |  |
Intangible assets |  |  |  | 18.6 |  |  |  |
Goodwill |  |  |  | $ 31.4 |  |  |  |
Nicor, Inc. | Customer Relationships, Tradenames |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Weighted average period (in years) |  |  |  | 18 years |  |  |  |
DMC Power, LLC. |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Consideration transferred to acquire business |  | 827.0 |  |  |  |  |  |
Intangible assets |  | 364.0 |  |  |  |  |  |
Goodwill |  | 471.8 |  |  |  |  |  |
DMC Power, LLC. | Customer relationships |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Intangible assets |  | 290.0 |  |  |  |  |  |
DMC Power, LLC. | Developed Technology, Tradenames, and Backlog |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Intangible assets |  | $ 74.0 |  |  |  |  |  |
DMC Power, LLC. | Customer Relationships, Developed Technology, Tradenames, and Backlog |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |
Weighted average period (in years) |  | 21 years |  |  |  |  |  |

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