Segment Results (Schedule Of Assets By Segment) (Detail) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 4,464.6	$ 4,423.7
Fluid Handling
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,111.4	941.6
Payment & Merchandising Technologies
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	2,224.8	2,303.4
Aerospace & Electronics
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	657.5	638.1
Engineered Materials
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	225.4	219.6
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 245.5	$ 321.0