Segment Information (Details) - USD ($) $ in Millions		3 Months Ended
		Apr. 03, 2021	Mar. 28, 2020	Dec. 31, 2020
Segment Reporting Information [Line Items]
Assets		$ 11,324.8		$ 11,488.4
Net sales	[1]	1,010.0	$ 1,083.3
Operating Income (Loss)		51.4	86.4
Intangible Asset Amortization		53.2	52.6
Unallocated
Segment Reporting Information [Line Items]
Net sales		0.0	0.0
Operating Income (Loss)		(61.6)	(60.7)
Intangible Asset Amortization		0.0	0.0
Held-for-sale
Segment Reporting Information [Line Items]
Assets		1,989.1		2,030.9
CSCA
Segment Reporting Information [Line Items]
Assets		4,738.9		4,585.1
Net sales	[2]	640.5	700.6
CSCA | Operating Segments
Segment Reporting Information [Line Items]
Net sales		640.5	700.6
Operating Income (Loss)		95.6	122.1
Intangible Asset Amortization		12.9	14.3
CSCI
Segment Reporting Information [Line Items]
Assets		4,596.8		$ 4,872.4
Net sales		369.5	382.7
CSCI | Operating Segments
Segment Reporting Information [Line Items]
Net sales		369.5	382.7
Operating Income (Loss)		17.4	25.0
Intangible Asset Amortization		$ 40.3	$ 38.3

[1] Derived from the location of the entity that sells to a third party.

[2] Includes net sales from our OTC contract manufacturing business.