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