Acquisitions - Reportable Segment for Acquisitions (Details) - USD ($) $ in Millions		12 Months Ended
	Feb. 02, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Acquisitions
Cash Consideration		$ 90.0	$ 191.6	$ 66.3
2019 Acquisitions
Acquisitions
Consideration	$ 52.2	38.1
Cash Consideration		34.9
Maximum additional consideration	$ 5.0
Arxspan, LLC
Acquisitions
Consideration		16.6
Cash Consideration		14.4
Ampegon PPT GmbH
Acquisitions
Consideration		2.0
Cash Consideration		2.0
PMOD Technologies GmbH Member
Acquisitions
Consideration		8.9
Cash Consideration		7.9
Magnettech GmbH
Acquisitions
Consideration		9.3
Cash Consideration		9.3
BioVendor Instruments a.s.
Acquisitions
Consideration		1.3
Cash Consideration		$ 1.3