Segment Results (Schedule Of Financial Information By Reportable Segment) (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Operating profit (loss) from continuing operations
Revenues	$ 796.4	$ 644.3	$ 1,575.9	$ 1,391.1
Operating profit (loss)	136.9	28.7	276.9	110.4
Interest income	0.4	0.3	0.9	0.7
Interest expense	(11.4)	(14.4)	(25.0)	(26.9)
Miscellaneous - net	9.7	2.4	13.6	6.2
Income before income taxes	135.6	17.0	266.4	90.4
Process Flow Technologies
Operating profit (loss) from continuing operations
Revenues	310.7	239.3	598.8	495.9
Operating profit (loss)	46.5	20.2	96.6	48.2
Payment & Merchandising Technologies
Operating profit (loss) from continuing operations
Revenues	328.2	247.6	665.6	544.9
Operating profit (loss)	77.9	2.0	163.7	28.4
Aerospace & Electronics
Operating profit (loss) from continuing operations
Revenues	157.5	157.4	311.5	350.3
Operating profit (loss)	30.8	19.5	56.8	63.3
Corporate
Operating profit (loss) from continuing operations
Operating profit (loss)	$ (18.3)	$ (13.0)	$ (40.2)	$ (29.5)