Restructuring Program - Restructuring and Implementation Costs by Segments (Details) - Simplify to Grow Program - USD ($) $ in Millions	3 Months Ended	9 Months Ended	77 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	$ 68	$ 77	$ 111	$ 117	$ 2,837
Implementation Costs	46	75	141	193	1,755
Total	114	152	252	310	4,592
Operating Segments \| Latin America
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	1	3	19	10	536
Implementation Costs	4	8	12	36	281
Total	5	11	31	46	817
Operating Segments \| AMEA
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	21	(3)	25	6	560
Implementation Costs	6	9	12	22	218
Total	27	6	37	28	778
Operating Segments \| Europe
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	40	73	52	84	1,128
Implementation Costs	15	27	40	55	488
Total	55	100	92	139	1,616
Operating Segments \| North America
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	3	1	3	7	472
Implementation Costs	15	9	36	22	420
Total	18	10	39	29	892
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	3	3	12	10	141
Implementation Costs	6	22	41	58	348
Total	$ 9	$ 25	$ 53	$ 68	$ 489