Basis of Presentation Basis of Presentation (Details 2) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Termination Fee [Line Items]
Other Costs	$ 2.9	$ 0.0
termination fee paid to Amcor [Member]
Termination Fee [Line Items]
termination fee	130.0
termination fee paid to Bemis [Member]
Termination Fee [Line Items]
termination fee	$ 130.0