Revenue (Disaggregation by Revenue Type and Geographical Region) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2020	Sep. 27, 2019	Oct. 02, 2020	Sep. 27, 2019
Disaggregation of Revenue [Line Items]
Sales	$ 640.5	$ 659.3	$ 1,549.7	$ 2,031.1
North America
Disaggregation of Revenue [Line Items]
Sales	319.3	327.7	751.0	966.4
Western Europe
Disaggregation of Revenue [Line Items]
Sales	135.9	127.5	330.4	443.7
Other developed markets
Disaggregation of Revenue [Line Items]
Sales	43.2	45.6	108.8	131.0
Emerging markets
Disaggregation of Revenue [Line Items]
Sales	142.1	158.5	359.5	490.0
Specialty Products & Technologies
Disaggregation of Revenue [Line Items]
Sales	316.9	317.8	774.1	1,013.9
Specialty Products & Technologies | North America
Disaggregation of Revenue [Line Items]
Sales	147.3	148.8	353.5	450.7
Specialty Products & Technologies | Western Europe
Disaggregation of Revenue [Line Items]
Sales	69.2	62.1	172.9	234.7
Specialty Products & Technologies | Other developed markets
Disaggregation of Revenue [Line Items]
Sales	22.5	23.9	59.5	70.7
Specialty Products & Technologies | Emerging markets
Disaggregation of Revenue [Line Items]
Sales	77.9	83.0	188.2	257.8
Equipment & Consumables
Disaggregation of Revenue [Line Items]
Sales	323.6	341.5	775.6	1,017.2
Equipment & Consumables | North America
Disaggregation of Revenue [Line Items]
Sales	172.0	178.9	397.5	515.7
Equipment & Consumables | Western Europe
Disaggregation of Revenue [Line Items]
Sales	66.7	65.4	157.5	209.0
Equipment & Consumables | Other developed markets
Disaggregation of Revenue [Line Items]
Sales	20.7	21.7	49.3	60.3
Equipment & Consumables | Emerging markets
Disaggregation of Revenue [Line Items]
Sales	64.2	75.5	171.3	232.2
Consumables
Disaggregation of Revenue [Line Items]
Sales	459.9	449.5	1,093.1	1,403.1
Equipment
Disaggregation of Revenue [Line Items]
Sales	$ 180.6	$ 209.8	$ 456.6	$ 628.0