Segment Results (Schedule Of Financial Information By Reportable Segment) (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Segment Reporting Information [Line Items]
Document Period End Date	Mar. 31, 2019
Operating profit (loss) from continuing operations
Revenues	$ 831.7	$ 799.1
Operating profit (loss)	113.7	94.3
Interest income	0.6	0.8
Interest expense	(11.9)	(14.6)
Miscellaneous - net	2.0	3.9
Income before income taxes	104.4	84.4
Fluid Handling
Operating profit (loss) from continuing operations
Revenues	273.7	266.6
Operating profit (loss)	34.1	28.1
Payment & Merchandising Technologies
Operating profit (loss) from continuing operations
Revenues	303.8	292.4
Operating profit (loss)	43.2	36.5
Engineered Materials
Operating profit (loss) from continuing operations
Revenues	59.6	69.7
Operating profit (loss)	9.4	12.4
Aerospace & Electronics
Operating profit (loss) from continuing operations
Revenues	194.6	170.4
Operating profit (loss)	44.8	34.2
Corporate
Operating profit (loss) from continuing operations
Operating profit (loss)	$ (17.8)	$ (16.9)