Business Segment Information - Schedule of Segment Revenue and Operating Profit (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Segment Reporting Information [Line Items]
Revenue	$ 491.3	$ 386.1	$ 900.5	$ 730.6
Segment operating profit	140.3		243.9
Corporate expense	(81.5)	(77.3)	(158.4)	(148.1)
Restructuring expense	(8.5)	(0.6)	(21.2)	(1.0)
Operating income	42.2	29.4	48.1	49.6
Periodic pension cost, net	(0.4)	0.3	(0.6)	0.6
Income from continuing operations before income taxes	38.4	26.4	40.4	43.5
Operating segments
Segment Reporting Information [Line Items]
Segment operating profit	62.1	41.9	91.5	72.0
Operating segments \| JBT FoodTech
Segment Reporting Information [Line Items]
Revenue	361.6	278.9	665.2	520.5
Segment operating profit	47.4	31.1	68.9	51.6
Operating segments \| JBT AeroTech
Segment Reporting Information [Line Items]
Revenue	129.5	107.1	235.1	210.0
Segment operating profit	14.7	10.8	22.6	20.4
Other revenue and intercompany eliminations
Segment Reporting Information [Line Items]
Revenue	0.2	0.1	0.2	0.1
Corporate, non-segment
Segment Reporting Information [Line Items]
Corporate expense	(11.4)	(11.9)	(22.2)	(21.4)
Restructuring expense	(8.5)	(0.6)	(21.2)	(1.0)
Operating income	42.2	29.4	48.1	49.6
Periodic pension cost, net	(0.4)	0.3	(0.6)	0.6
Net interest expense	$ (3.4)	$ (3.3)	$ (7.1)	$ (6.7)

Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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