Goodwill and Intangible Assets (Goodwill) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Goodwill [Roll Forward]
Balance, beginning	$ 104.6	$ 108.6
Foreign currency translation	(1.6)	(4.0)
Balance, ending	103.0	104.6
Packaging Systems [Member]
Goodwill [Roll Forward]
Balance, beginning	75.1	78.9
Foreign currency translation	(1.4)	(3.8)
Balance, ending	73.7	75.1
Delivery Systems [Member]
Goodwill [Roll Forward]
Balance, beginning	29.5	29.7
Foreign currency translation	(0.2)	(0.2)
Balance, ending	$ 29.3	$ 29.5