Rationalization Charges Activity in Rationalization Plan Reserves (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Restructuring Reserve [Roll Forward]
Balance at December 31, 2017	$ 2,419
Charged to expense	703	$ 885
Utilized and currency translation	(1,124)
Balance at March 31, 2018	1,998
Employee Severance and Benefits [Member]
Restructuring Reserve [Roll Forward]
Balance at December 31, 2017	22
Charged to expense	377
Utilized and currency translation	(342)
Balance at March 31, 2018	57
Plant Exit Costs [Member]
Restructuring Reserve [Roll Forward]
Balance at December 31, 2017	2,397
Charged to expense	65
Utilized and currency translation	(521)
Balance at March 31, 2018	1,941
Non-Cash Asset Write-Down [Member]
Restructuring Reserve [Roll Forward]
Balance at December 31, 2017	0
Charged to expense	261
Utilized and currency translation	(261)
Balance at March 31, 2018	0
Metal Containers [Member]
Restructuring Reserve [Roll Forward]
Charged to expense	482	722
Closures [Member]
Restructuring Reserve [Roll Forward]
Charged to expense	39	53
Plastic Containers [Member]
Restructuring Reserve [Roll Forward]
Charged to expense	182	$ 110
Accrued Liabilities [Member]
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018	900
Other Liabilities [Member]
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018	1,100
Rationalization Plan [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses for our rationalization plans expected primarily within the next twelve months	1,400
Restructuring Reserve [Roll Forward]
Remaining cash expenditures for our rationalization plans expected through 2023	$ 3,400