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Revenue (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
Revenue (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenues	$ 1,070,493	$ 1,306,999	$ 1,059,103	$ 1,012,280	$ 995,703	$ 1,266,930	$ 1,021,814	$ 805,407	$ 4,448,875	$ 4,089,854	$ 3,612,914
Accounts Receivable, Net, Current	511,332				454,637				511,332	454,637
Inventories	634,806				$ 721,290				634,806	721,290
Metal Containers [Member]
Revenues									2,377,980	2,278,054	2,271,933
Closures [Member]
Revenues									1,456,799	1,246,669	797,074
Plastic Containers [Member]
Revenues									614,096	565,131	543,907
North America [Member]
Revenues									3,516,045	3,268,126	3,029,270
Europe and Other [Member]
Revenues									932,830	$ 821,728	$ 583,644
Unbilled Revenues [Member]
Contract Assets, Primarily Unbilled Accounts Receivable Related to Over Time Revenue Recognition	72,500								72,500
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Accounts Receivable, Net, Current	438,800								438,800
Inventories	$ 694,600								$ 694,600