Segment Results (Schedule Of Goodwill By Segment) (Detail) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Goodwill	$ 1,175.6	$ 1,167.9	$ 1,193.3
Fluid Handling [Member]
Segment Reporting Information [Line Items]
Goodwill	217.7	218.7
Payment and Merchandising Technologies [Member]
Segment Reporting Information [Line Items]
Goodwill	584.2	575.2
Aerospace and Electronics [Member]
Segment Reporting Information [Line Items]
Goodwill	202.4	202.6
Engineered Materials
Segment Reporting Information [Line Items]
Goodwill	$ 171.3	$ 171.4