Acquisitions (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill	$ 83.1	$ 57.1	$ 37.1
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Preliminary purchase price	83.7	89.7
Goodwill	12.5	20.9
Preliminary purchase price, other intangible assets	28.1	$ 32.1
Preliminary purchase price, nondeductible goodwill	12.6
Preliminary purchase price, nondeductible other intangible assets	$ 5.3
Shingle & Gibb Automation, LLC [Member]
Business Acquisition [Line Items]
Preliminary purchase price			27.7
Goodwill			7.6
Preliminary purchase price, other intangible assets			$ 18.1