Business Segment Information - Schedule of Segment Revenue and Operating Profit (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Segment Reporting Information [Line Items]
Corporate expense	$ 117.8	$ 108.4
Restructuring expense	(0.6)	(0.5)
Operating income	40.0	30.6
Net income before income taxes	32.6	28.5
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component	(0.2)	0.0
Operating segments
Segment Reporting Information [Line Items]
Revenue	529.5	469.2
Segment operating profit	59.5	46.7
Operating segments | JBT Food Tech [Member]
Segment Reporting Information [Line Items]
Revenue	388.5	356.3
Segment operating profit	46.3	39.9
Operating segments | JBT Aero Tech [Member]
Segment Reporting Information [Line Items]
Revenue	141.0	112.9
Segment operating profit	13.2	6.8
Corporate, non-segment
Segment Reporting Information [Line Items]
Corporate expense	18.9	15.6
Restructuring expense	(0.6)	(0.5)
Operating income	40.0	30.6
Interest expense, net	7.2	2.1
Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component	$ 0.2	$ 0.0