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Basis of Presentation and Summary of Significant Accounting Policies - Acquisitions and Divestitures (Details) - USD ($) $ in Millions								12 Months Ended
	Nov. 11, 2020	Sep. 02, 2020	Nov. 12, 2019	Jul. 03, 2019	Feb. 01, 2019	Jun. 07, 2018	Mar. 01, 2018	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Mar. 28, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Business acquisition and other investments, net of cash acquired								$ 104.4	$ 147.1	$ 180.8
Foreign Currency Translation and Transactions
Foreign currency transaction net losses								1.3	$ (1.5)	$ (0.3)
ULC Robotics
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash paid to acquire business		$ 89.2
Cash acquired		4.0
Deferred payment		$ 45.0						45.0
Contingent consideration								24.3
Sensors & Software Inc
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash paid to acquire business	$ 15.2
Cash acquired	0.3
Deferred payment	$ 3.9							3.9
Contingent consideration								$ 0.7
Sabik Marine
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash acquired					$ 0.6
Business acquisition and other investments, net of cash acquired					$ 77.2
SGS Refrigeration Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash paid to acquire business				$ 11.5
Deferred payment											$ 1.5
Patterson-Kelley, LLC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash paid to acquire business			$ 59.9
Schonstedt Instrument Company
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash acquired							$ 0.3
Business acquisition and other investments, net of cash acquired							$ 16.4
Cues, Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash acquired						$ 20.6
Business acquisition and other investments, net of cash acquired						$ 164.4

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Amount of liability recognized arising from contingent consideration in a business combination.

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