Business Segments - Charges and Credits Attributable to the SBUs (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Rationalizations:
Rationalizations	$ 135	$ 20	$ 194	$ 82
Net (Gains) Losses on Asset Sales:
Net (gains) losses on asset sales	(27)	10	(28)	9
Asset write-offs and accelerated depreciation:
Asset write-offs and accelerated depreciation	3	3	10	5
Americas
Asset write-offs and accelerated depreciation:
Asset write-offs and accelerated depreciation	1	0	1	0
Europe, Middle East and Africa
Asset write-offs and accelerated depreciation:
Asset write-offs and accelerated depreciation	2	3	9	5
Operating Segments
Rationalizations:
Rationalizations	132	20	190	82
Net (Gains) Losses on Asset Sales:
Net (gains) losses on asset sales	(18)	10	(19)	8
Operating Segments | Americas
Rationalizations:
Rationalizations	6	7	10	12
Net (Gains) Losses on Asset Sales:
Net (gains) losses on asset sales	0	(1)	0	(2)
Operating Segments | Europe, Middle East and Africa
Rationalizations:
Rationalizations	126	12	179	66
Net (Gains) Losses on Asset Sales:
Net (gains) losses on asset sales	(18)	11	(18)	16
Operating Segments | Asia Pacific
Rationalizations:
Rationalizations	0	1	1	4
Net (Gains) Losses on Asset Sales:
Net (gains) losses on asset sales	0	0	(1)	(6)
Corporate, Non-Segment
Rationalizations:
Rationalizations	3	0	4	0
Net (Gains) Losses on Asset Sales:
Net (gains) losses on asset sales	$ (9)	$ 0	$ (9)	$ 1