Nature of Operations and Significant Accounting Policies (Goodwill) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Goodwill [Line Items]
Goodwill	$ 1,472.4	$ 1,403.7	$ 1,206.9
Goodwill, Foreign Currency Translation Gain (Loss)	5.3	(11.6)
Fluid Handling
Goodwill [Line Items]
Goodwill	240.9	240.8	245.4
Goodwill, Foreign Currency Translation Gain (Loss)	0.1	(4.6)
Payment & Merchandising Technologies
Goodwill [Line Items]
Goodwill	857.8	789.2	587.7
Goodwill, Foreign Currency Translation Gain (Loss)	5.2	(6.9)
Aerospace & Electronics
Goodwill [Line Items]
Goodwill	202.4	202.4	202.4
Goodwill, Foreign Currency Translation Gain (Loss)	0.0	0.0
Engineered Materials
Goodwill [Line Items]
Goodwill	171.3	171.3	$ 171.4
Goodwill, Foreign Currency Translation Gain (Loss)	$ 0.0	$ (0.1)