Segment Results (Schedule Of Financial Information By Reportable Segment) (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Operating profit (loss) from continuing operations
Revenues	$ 833.5	$ 686.5	$ 2,409.5	$ 2,077.6
Operating profit (loss)	138.2	75.9	415.1	186.3
Interest income	0.2	0.6	1.1	1.3
Interest expense	(11.0)	(14.4)	(36.0)	(41.3)
Miscellaneous income, net	3.6	4.4	17.2	10.6
Income from continuing operations before income taxes	131.0	66.5	397.4	156.9
Process Flow Technologies
Operating profit (loss) from continuing operations
Revenues	299.1	252.3	897.9	748.2
Operating profit (loss)	44.3	25.9	140.9	74.1
Payment & Merchandising Technologies
Operating profit (loss) from continuing operations
Revenues	365.8	277.2	1,031.4	822.1
Operating profit (loss)	83.7	40.5	247.4	68.9
Aerospace & Electronics
Operating profit (loss) from continuing operations
Revenues	168.6	157.0	480.2	507.3
Operating profit (loss)	32.5	24.5	89.3	87.8
Corporate
Operating profit (loss) from continuing operations
Operating profit (loss)	$ (22.3)	$ (15.0)	$ (62.5)	$ (44.5)