Segment Information - Reconciliation of Segment Income (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	$ 292	$ 259	$ 513	$ 484
Restructuring and other	(16)	(18)	(29)	(14)
Amortization of intangibles	(41)	(10)	(52)	(20)
Fair value adjustment to inventory	(40)	0	(40)	0
Other pension and postretirement	17	12	34	24
Interest expense	(103)	(61)	(177)	(123)
Interest income	5	3	11	6
Foreign exchange	(10)	(5)	(28)	(4)
Income before income taxes	201	201	353	380
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	398	296	651	540
Operating Segments \| Americas Beverage
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	113	109	211	213
Operating Segments \| European Beverage
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	59	71	114	121
Operating Segments \| European Food
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	85	71	141	122
Operating Segments \| Asia Pacific
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	47	45	91	84
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Restructuring and other	(16)	(18)	(29)	(14)
Amortization of intangibles	(41)	(10)	(52)	(20)
Other pension and postretirement	17	12	34	24
Loss from early extinguishments of debt	0	(7)	0	(7)
Impact of hedge ineffectiveness	0	(8)	0	(3)
Interest expense	(103)	(61)	(177)	(123)
Interest income	5	3	11	6
Foreign exchange	(10)	(5)	(28)	(4)
Segment Reconciling Items \| Non-reportable segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	31	34	62	62
Corporate, Non-Segment
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Corporate and unallocated items	$ (40)	$ (35)	$ (79)	$ (81)

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Amount of inventory reserves for last-in first-out (LIFO) and other inventory valuation methods.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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