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Acquisitions and Divestitures - Narrative (Details) - USD ($) $ in Thousands |  |  |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 14, 2021 | Mar. 10, 2021 | Nov. 23, 2020 | Feb. 28, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020 | Dec. 31, 2020
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Goodwill |  |  |  |  | $ 2,197,084 |  | $ 2,197,084 |  | $ 1,895,574
ABEL |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Aggregate purchase price, cash paid |  | $ 106,300 |  |  |  |  |  |  |
Goodwill |  | 59,481 |  |  |  |  |  |  |
Intangible assets |  | $ 46,000 |  |  |  |  |  |  |
Airtech |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Aggregate purchase price, cash paid | $ 471,000 |  |  |  |  |  |  |  |
Goodwill | 271,268 |  |  |  |  |  |  |  |
Intangible assets | $ 201,300 |  |  |  |  |  |  |  |
Flow MD |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Aggregate purchase price, cash paid |  |  |  | $ 121,200 |  |  |  |  |
Goodwill |  |  |  | 60,026 |  |  |  |  |
Goodwill tax deductible amount |  |  |  | 60,000 |  |  |  |  |
Intangible assets |  |  |  | $ 53,000 |  |  |  |  |
Qualtek Manufacturing, Inc. |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Aggregate purchase price, cash paid |  |  | $ 1,900 |  |  |  |  |  |
Goodwill |  |  | 1,100 |  |  |  |  |  |
Goodwill tax deductible amount |  |  | $ 1,100 |  |  |  |  |  |
Selling, general and administrative expenses |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Acquisition-related transaction costs |  |  |  |  | $ 700 | $ 1,300 | 4,400 | $ 3,100 |
Cost of goods sold | ABEL |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Inventory adjustment |  |  |  |  |  |  | 2,500 |  |
Cost of goods sold | Airtech |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Inventory adjustment |  |  |  |  |  |  | $ 9,100 |  |
Cost of goods sold | Flow MD |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Inventory adjustment |  |  |  |  |  |  |  | $ 4,100 |

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