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Acquisitions - (Narrative) (Details) - USD ($) |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jan. 31, 2020 | Dec. 31, 2019 | Nov. 30, 2020 | Aug. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Business Acquisition [Line Items] |  |  |  |  |  |  |
Payments to acquire businesses, net of cash acquired |  |  |  |  | $ 0 | $ 169,500,000 | $ 156,200,000
Business combination, integration related costs |  |  |  |  | $ 0 | $ 12,900,000 | 5,200,000
Instrumentation & Sampling (I&S) |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Payments to acquire businesses, gross | $ 172,300,000 |  |  |  |  |  |
Debt instrument, face amounts | 100,000,000 |  |  |  |  |  |
Proceeds from lines of credit | $ 67,000,000 |  |  |  |  |  |
Working capital adjustment |  |  |  | $ 3,100,000 |  |  |
Payments to acquire businesses, net of cash acquired |  |  |  | $ 169,200,000 |  |  |
Instrumentation & Sampling (I&S) | Trademarks/trade names |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted Average Life | 13 years |  |  |  | 13 years |  |
Instrumentation & Sampling (I&S) | Customer relationships and backlog |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted Average Life | 14 years |  |  |  | 14 years |  |
Cummins-Allison |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Payments to acquire businesses, gross |  | $ 160,000,000 |  |  |  |  |
Debt instrument, face amounts |  | 150,000,000 |  |  |  |  | 150,000,000
Working capital adjustment |  |  | $ 200,000 |  |  |  |
Payments to acquire businesses, net of cash acquired |  | $ 156,200,000 | $ 156,400,000 |  |  |  |
Business acquisition, pro forma revenue |  |  |  |  |  |  | $ 3,266,600,000
Cummins-Allison | Trademarks/trade names |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted Average Life |  | 7 years |  |  |  |  |
Cummins-Allison | Trade Names [Member] |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Finite-lived intangible assets, remaining amortization period |  |  |  |  | 7 years |  |
Cummins-Allison | Customer relationships and backlog |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted Average Life |  | 18 years |  |  |  |  |
Finite-lived intangible assets, remaining amortization period |  |  |  |  | 18 years |  |
Cummins-Allison | Product technology |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Weighted Average Life |  | 10 years |  |  |  |  |
Finite-lived intangible assets, remaining amortization period |  |  |  |  | 10 years |  |

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