Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Revenue	$ 419.2	$ 489.4	$ 1,288.4	$ 1,400.2
JBT FoodTech
Disaggregation of Revenue [Line Items]
Revenue	301.0	334.3	913.5	972.2
JBT FoodTech | North America
Disaggregation of Revenue [Line Items]
Revenue	166.2	167.8	487.4	503.5
JBT FoodTech | Europe, Middle East and Africa
Disaggregation of Revenue [Line Items]
Revenue	85.8	98.4	273.6	269.4
JBT FoodTech | Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue	30.2	42.6	97.6	124.3
JBT FoodTech | Latin America
Disaggregation of Revenue [Line Items]
Revenue	18.8	25.5	54.9	75.0
JBT FoodTech | Recurring
Disaggregation of Revenue [Line Items]
Revenue	151.1	150.0	452.5	428.7
JBT FoodTech | Non-Recurring
Disaggregation of Revenue [Line Items]
Revenue	149.9	184.3	461.0	543.5
JBT AeroTech
Disaggregation of Revenue [Line Items]
Revenue	118.2	155.0	374.9	427.8
JBT AeroTech | North America
Disaggregation of Revenue [Line Items]
Revenue	105.2	134.0	330.4	353.9
JBT AeroTech | Europe, Middle East and Africa
Disaggregation of Revenue [Line Items]
Revenue	6.9	15.8	25.0	59.3
JBT AeroTech | Asia Pacific
Disaggregation of Revenue [Line Items]
Revenue	4.9	4.4	16.4	12.5
JBT AeroTech | Latin America
Disaggregation of Revenue [Line Items]
Revenue	1.2	0.8	3.1	2.1
JBT AeroTech | Recurring
Disaggregation of Revenue [Line Items]
Revenue	36.4	49.5	115.0	152.3
JBT AeroTech | Non-Recurring
Disaggregation of Revenue [Line Items]
Revenue	81.8	105.5	259.9	275.5
Point in Time | JBT FoodTech
Disaggregation of Revenue [Line Items]
Revenue	141.6	150.4	431.7	456.4
Point in Time | JBT AeroTech
Disaggregation of Revenue [Line Items]
Revenue	66.3	88.7	190.9	243.8
Over Time | JBT FoodTech
Disaggregation of Revenue [Line Items]
Revenue	159.4	183.9	481.8	515.8
Over Time | JBT AeroTech
Disaggregation of Revenue [Line Items]
Revenue	$ 51.9	$ 66.3	$ 184.0	$ 184.0