Segment Results (Schedule Of Assets By Segment) (Detail) - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 4,142.3	$ 4,042.7
Fluid Handling
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	936.9	878.2
Payment & Merchandising Technologies
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	2,133.2	2,074.4
Aerospace & Electronics
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	632.7	603.9
Engineered Materials
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	232.2	222.1
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 207.3	$ 264.1