Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring Charges (By Segment) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 247	$ 275	$ 173
Operating Segments \| North America
Restructuring Cost and Reserve [Line Items]
Restructuring costs	5
Operating Segments \| EMEA
Restructuring Cost and Reserve [Line Items]
Restructuring costs	125
Operating Segments \| Latin America
Restructuring Cost and Reserve [Line Items]
Restructuring costs	99
Operating Segments \| Asia
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0
Corporate / Other
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 18