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Acquisitions - (Narrative) (Details) - USD ($) $ in Millions			1 Months Ended	8 Months Ended	12 Months Ended
	May 03, 2024	Jan. 31, 2020	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Business Acquisition [Line Items]
Payments to acquire businesses, net of cash acquired					$ 269.9	$ 0.0	$ 0.0
Operating loss					(268.8)	(286.8)	$ (301.3)
Net sales					1,532.0	1,507.7
Business combination, integration related costs					$ 17.9
Customer relationships and backlog \| Minimum
Business Acquisition [Line Items]
Weighted Average Life	16 years
Customer relationships and backlog \| Maximum
Business Acquisition [Line Items]
Weighted Average Life	20 years
Developed Technology Rights \| Minimum
Business Acquisition [Line Items]
Weighted Average Life	3 years
Developed Technology Rights \| Maximum
Business Acquisition [Line Items]
Weighted Average Life	6 years
Instrumentation & Sampling (I&S)
Business Acquisition [Line Items]
Net cash paid		$ 268.4
Instrumentation & Sampling (I&S) \| Intellectual property rights
Business Acquisition [Line Items]
Weighted Average Life		5 years
Instrumentation & Sampling (I&S) \| Customer relationships and backlog
Business Acquisition [Line Items]
Weighted Average Life		19 years 3 months 18 days
Instrumentation & Sampling (I&S) \| Developed Technology Rights
Business Acquisition [Line Items]
Weighted Average Life		5 years 8 months 12 days
OpSec Security
Business Acquisition [Line Items]
Payments to acquire businesses, gross	$ 270.0
Debt instrument, face amount	210.0
Payments to acquire businesses, net of cash acquired	269.8
Working capital adjustment			$ 1.4
Net cash paid	268.4
Assumed contingent liability	1.5
Operating loss						$ 10.2
Net sales				$ 86.0
OpSec Security \| Maximum
Business Acquisition [Line Items]
Assumed contingent liability	$ 2.2