Segment Results (Schedule Of Assets By Segment) (Detail) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 4,623.0	$ 4,423.7
Fluid Handling
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,131.3	941.6
Payment & Merchandising Technologies
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	2,206.3	2,303.4
Aerospace & Electronics
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	614.5	638.1
Engineered Materials
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	222.4	219.6
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 448.5	$ 321.0