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Quarterly Data (Unaudited) - Narratives (Details) - USD ($) $ in Millions		3 Months Ended				12 Months Ended
	Dec. 20, 2018	Dec. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Interim Period, Costs Not Allocable
Transaction related costs						$ 5.4	$ 2.1	$ 10.1
Severance costs						4.3	3.2	3.6
Share-based compensation expense						9.0	4.9	10.6
Tax benefit from changes in enacted taxes							1.8	$ 22.5
BioMedical | Disposed of by Sale
Interim Period, Costs Not Allocable
Gain on sale of business, net of taxes	$ 34.3		$ 34.3				34.3
Employee severance
Interim Period, Costs Not Allocable
Severance costs							$ 2.3
Share-based compensation expense				$ (0.9)	$ (1.8)
Employee severance | CEO
Interim Period, Costs Not Allocable
Severance costs					1.4
Compensation forfeiture
Interim Period, Costs Not Allocable
Severance costs				$ 1.8	3.2
Product Warranty
Interim Period, Costs Not Allocable
Loss contingency accrual					$ 3.8
Provision for loss contingencies			0.2
AXC
Interim Period, Costs Not Allocable
Transaction related costs						5.4
Integration costs		$ 1.6				$ 1.6
VRV
Interim Period, Costs Not Allocable
Integration costs			$ 0.8

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