Facility Consolidation and Other Costs (Details) $ in Millions	12 Months Ended			32 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2018 USD ($)
Facility Consolidation and Other Costs
Net expense accrued	$ 1.8
2016 Restructuring Program [Member]
Facility Consolidation and Other Costs
Number of planned closure facilities under facility consolidation program	4
Restructuring and Related Cost Number of Facilities Closed	4
Net expense accrued	$ 1.8	$ 8.2	$ 21.6	$ 31.6
Total estimated program costs	31.6			31.6
Cash payments	2.9	15.4
Restructuring Reserve Settled	(2.9)
Restructuring Reserve, Translation and Other Adjustment	(0.9)
Restructuring Reserve	3.5	5.5		3.5
Restructuring and Related Cost, Expected Cost Remaining	0.0			0.0
2016 Restructuring Program [Member] | Latin America [Member]
Facility Consolidation and Other Costs
Net expense accrued	2.0	8.0	20.5	30.5
Total estimated program costs	30.5			30.5
Restructuring and Related Cost, Expected Cost Remaining	0.0			0.0
2016 Restructuring Program [Member] | Rest of World [Member]
Facility Consolidation and Other Costs
Net expense accrued	(0.2)	0.2	$ 1.1	1.1
Total estimated program costs	1.1			1.1
Restructuring and Related Cost, Expected Cost Remaining	0.0			0.0
2016 Restructuring Program [Member] | Employee Costs
Facility Consolidation and Other Costs
Net expense accrued	(0.3)
Total estimated program costs	13.2			13.2
Restructuring Reserve Settled	(0.6)
Restructuring Reserve, Translation and Other Adjustment	(0.2)
Restructuring Reserve	0.0	1.1		0.0
2016 Restructuring Program [Member] | Fixed Asset Related
Facility Consolidation and Other Costs
Net expense accrued	0.0
Total estimated program costs	1.4			1.4
Restructuring Reserve Settled	0.0
Restructuring Reserve, Translation and Other Adjustment	0.0
Restructuring Reserve	0.0	0.0		0.0
2016 Restructuring Program [Member] | Other Costs
Facility Consolidation and Other Costs
Net expense accrued	2.1
Total estimated program costs	17.0			17.0
Restructuring Reserve Settled	(2.3)
Restructuring Reserve, Translation and Other Adjustment	(0.7)
Restructuring Reserve	$ 3.5	4.4		3.5
2017 Restructuring Program [Member]
Facility Consolidation and Other Costs
Number of planned closure facilities under facility consolidation program	4
Restructuring and Related Cost, Expected Number of Positions Eliminated	500
Net expense accrued	$ 19.3	39.1
Restructuring and Related Cost, Incurred Cost	58.4
Total estimated program costs	69.5			69.5
Cash payments	17.4	0.0
Restructuring Reserve Settled	(27.5)
Restructuring Reserve, Accrual Adjustment	(0.3)
Restructuring Reserve, Translation and Other Adjustment	(2.6)
Restructuring Reserve	10.9	21.7		10.9
Restructuring and Related Cost, Expected Cost Remaining	11.1			11.1
2017 Restructuring Program [Member] | USPackaging [Member]
Facility Consolidation and Other Costs
Net expense accrued	9.6	13.4
Restructuring and Related Cost, Incurred Cost	23.0
Total estimated program costs	29.7			29.7
Restructuring and Related Cost, Expected Cost Remaining	6.7			6.7
2017 Restructuring Program [Member] | Latin America [Member]
Facility Consolidation and Other Costs
Net expense accrued	7.3	20.7
Restructuring and Related Cost, Incurred Cost	28.0
Total estimated program costs	32.0			32.0
Restructuring and Related Cost, Expected Cost Remaining	4.0			4.0
2017 Restructuring Program [Member] | Rest of World [Member]
Facility Consolidation and Other Costs
Net expense accrued	1.9	1.5
Restructuring and Related Cost, Incurred Cost	3.4
Total estimated program costs	3.7			3.7
Restructuring and Related Cost, Expected Cost Remaining	0.3			0.3
2017 Restructuring Program [Member] | Corporate Segment [Member]
Facility Consolidation and Other Costs
Net expense accrued	0.5	3.5
Restructuring and Related Cost, Incurred Cost	4.0
Total estimated program costs	4.1			4.1
Restructuring and Related Cost, Expected Cost Remaining	0.1			0.1
2017 Restructuring Program [Member] | Employee Costs
Facility Consolidation and Other Costs
Restructuring Reserve Settled	(13.6)
Restructuring Reserve, Accrual Adjustment	(0.2)
Restructuring Reserve, Translation and Other Adjustment	(2.2)
Restructuring Reserve	6.9	19.2		6.9
2017 Restructuring Program [Member] | Fixed Asset Related
Facility Consolidation and Other Costs
Restructuring Reserve Settled	(11.4)
Restructuring Reserve, Accrual Adjustment	0.0
Restructuring Reserve, Translation and Other Adjustment	0.0
Restructuring Reserve	0.0	0.0		0.0
2017 Restructuring Program [Member] | Other Costs
Facility Consolidation and Other Costs
Restructuring Reserve Settled	(2.5)
Restructuring Reserve, Accrual Adjustment	(0.1)
Restructuring Reserve, Translation and Other Adjustment	(0.4)
Restructuring Reserve	4.0	$ 2.5		4.0
2017 Restructuring Program [Member] | Maximum [Member]
Facility Consolidation and Other Costs
Total estimated program costs	70.0			70.0
2017 Restructuring Program [Member] | Maximum [Member] | Employee Costs
Facility Consolidation and Other Costs
Total estimated program costs	31.0			31.0
2017 Restructuring Program [Member] | Maximum [Member] | Fixed Asset Related
Facility Consolidation and Other Costs
Total estimated program costs	20.0			20.0
2017 Restructuring Program [Member] | Maximum [Member] | Other Costs
Facility Consolidation and Other Costs
Total estimated program costs	19.0			19.0
2017 Restructuring Program [Member] | Minimum [Member]
Facility Consolidation and Other Costs
Total estimated program costs	65.0			65.0
2017 Restructuring Program [Member] | Minimum [Member] | Employee Costs
Facility Consolidation and Other Costs
Total estimated program costs	29.0			29.0
2017 Restructuring Program [Member] | Minimum [Member] | Fixed Asset Related
Facility Consolidation and Other Costs
Total estimated program costs	19.0			19.0
2017 Restructuring Program [Member] | Minimum [Member] | Other Costs
Facility Consolidation and Other Costs
Total estimated program costs	17.0			$ 17.0
Excluding Accrual Adjustment [Member] | 2017 Restructuring Program [Member]
Facility Consolidation and Other Costs
Net expense accrued	19.6
Excluding Accrual Adjustment [Member] | 2017 Restructuring Program [Member] | Employee Costs
Facility Consolidation and Other Costs
Net expense accrued	3.7
Excluding Accrual Adjustment [Member] | 2017 Restructuring Program [Member] | Fixed Asset Related
Facility Consolidation and Other Costs
Net expense accrued	11.4
Excluding Accrual Adjustment [Member] | 2017 Restructuring Program [Member] | Other Costs
Facility Consolidation and Other Costs
Net expense accrued	$ 4.5