Restructuring Program - Restructuring and Implementation Costs by Segments (Details) - Simplify to Grow Program - USD ($) $ in Millions	3 Months Ended	6 Months Ended	86 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	$ 100	$ 28	$ 188	$ 43	$ 3,070
Implementation Costs	33	52	67	95	1,888
Total	133	80	255	138	4,958
Operating Segments \| Latin America
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	0	14	3	18	550
Implementation Costs	4	1	7	8	294
Total	4	15	10	26	844
Operating Segments \| AMEA
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	2	5	(19)	4	539
Implementation Costs	3	3	5	6	234
Total	5	8	(14)	10	773
Operating Segments \| Europe
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	(1)	9	5	12	1,148
Implementation Costs	11	11	21	25	532
Total	10	20	26	37	1,680
Operating Segments \| North America
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	92	(2)	193	0	685
Implementation Costs	17	11	27	21	483
Total	109	9	220	21	1,168
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	7	2	6	9	148
Implementation Costs	(2)	26	7	35	345
Total	$ 5	$ 28	$ 13	$ 44	$ 493