Segment Results (Schedule Of Assets By Segment) (Detail) - USD ($) $ in Millions	Sep. 30, 2017	Dec. 31, 2016
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 3,607.1	$ 3,428.0
Fluid Handling [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	962.5	845.9
Payment and Merchandising Technologies [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,235.7	1,188.9
Aerospace and Electronics [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	564.9	555.5
Engineered Materials
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	227.8	224.7
Corporate
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 616.2	$ 613.0