Segment Information (Information about Operating Segments) (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Total, external sales	$ 2,161	$ 2,142	$ 4,062	$ 4,035
Segment Income of reportable segments	271	295	$ 508	514
Other Segments [Member]
Segment Reporting Information [Line Items]
Segment reporting, description of all other segments			The primary sources of revenue included in non-reportable segments are the Company's aerosol can businesses in North America and Europe, its specialty packaging business in Europe and its tooling and equipment operations in the U.S. and U.K.
Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	2,044	2,018	$ 3,831	3,797
Segment Income of reportable segments	315	307	573	553
Operating Segments [Member] \| Americas Beverage [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	729	706	1,403	1,349
Segment Income of reportable segments	109	106	214	210
Operating Segments [Member] \| North America Food [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	167	168	320	314
Segment Income of reportable segments	22	20	38	32
Operating Segments [Member] \| European Beverage [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	402	401	705	716
Segment Income of reportable segments	72	75	123	121
Operating Segments [Member] \| European Food [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	459	462	838	860
Segment Income of reportable segments	67	67	114	116
Operating Segments [Member] \| Asia-Pacific [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	287	281	565	558
Segment Income of reportable segments	45	39	84	74
Segment Reconciling Items [Member] \| Other Segments [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	117	124	231	238
Segment Income of reportable segments	17	20	32	33
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	63	89	121	145
Intersegment Eliminations [Member] \| Operating Segments [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	41	45	70	83
Intersegment Eliminations [Member] \| Americas Beverage [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	17	18	23	33
Intersegment Eliminations [Member] \| North America Food [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	5	7	11	13
Intersegment Eliminations [Member] \| European Beverage [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	0	0	1	1
Intersegment Eliminations [Member] \| European Food [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	19	20	35	36
Intersegment Eliminations [Member] \| Asia-Pacific [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	0	0	0	0
Intersegment Eliminations [Member] \| Other Segments [Member]
Segment Reporting Information [Line Items]
Revenue from reportable segments	$ 22	$ 44	$ 51	$ 62

The net result for the period of deducting operating expenses from operating revenues.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Description of the sources of revenue included in the "all other" segments category.

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