Revenue - Disaggregation by Revenue Type and Geographical Region (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2021	Oct. 02, 2020	Oct. 01, 2021	Oct. 02, 2020
Disaggregation of Revenue [Line Items]
Sales	$ 607.3	$ 547.2	$ 1,857.1	$ 1,312.8
Consumables
Disaggregation of Revenue [Line Items]
Sales	493.7	459.0	1,541.6	1,090.7
Equipment
Disaggregation of Revenue [Line Items]
Sales	113.6	88.2	315.5	222.1
North America
Disaggregation of Revenue [Line Items]
Sales	329.4	304.6	994.7	709.7
Western Europe
Disaggregation of Revenue [Line Items]
Sales	103.7	94.4	357.1	228.2
Other developed markets
Disaggregation of Revenue [Line Items]
Sales	32.7	31.5	105.3	82.3
Emerging markets
Disaggregation of Revenue [Line Items]
Sales	141.5	116.7	400.0	292.6
Specialty Products & Technologies
Disaggregation of Revenue [Line Items]
Sales	363.4	316.9	1,116.1	774.1
Specialty Products & Technologies | North America
Disaggregation of Revenue [Line Items]
Sales	165.4	147.4	502.8	354.2
Specialty Products & Technologies | Western Europe
Disaggregation of Revenue [Line Items]
Sales	76.7	69.1	267.8	172.5
Specialty Products & Technologies | Other developed markets
Disaggregation of Revenue [Line Items]
Sales	23.4	22.5	74.2	59.5
Specialty Products & Technologies | Emerging markets
Disaggregation of Revenue [Line Items]
Sales	97.9	77.9	271.3	187.9
Equipment & Consumables
Disaggregation of Revenue [Line Items]
Sales	243.9	230.3	741.0	538.7
Equipment & Consumables | North America
Disaggregation of Revenue [Line Items]
Sales	164.0	157.2	491.9	355.5
Equipment & Consumables | Western Europe
Disaggregation of Revenue [Line Items]
Sales	27.0	25.3	89.3	55.7
Equipment & Consumables | Other developed markets
Disaggregation of Revenue [Line Items]
Sales	9.3	9.0	31.1	22.8
Equipment & Consumables | Emerging markets
Disaggregation of Revenue [Line Items]
Sales	$ 43.6	$ 38.8	$ 128.7	$ 104.7