Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Net Sales	$ 1,027,131	$ 1,012,280
Unbilled Revenues [Member]
Contract assets	75,300	73,600	$ 72,500
North America [Member]
Net Sales	810,741	779,790
Europe and Other [Member]
Net Sales	216,390	232,490
Metal Containers [Member]
Net Sales	507,062	485,954
Closures [Member]
Net Sales	356,199	370,345
Plastic Containers [Member]
Net Sales	$ 163,870	$ 155,981