Business Segments - Reporting Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Segment Operating Income (Loss)
Net Sales	$ 12,321	$ 14,745	$ 15,475
Less:
Income (loss) before income taxes	(1,140)	177	1,011
Goodwill and Other Asset Impairments	330	0	0
Rationalizations	159	205	44
Interest Expense	324	340	321
Other (Income) Expense	119	98	(174)
Asset write-offs and accelerated depreciation (Note 3)	105	15	4
Corporate incentive compensation plans	44	50	13
Operating Segments
Less:
Income (loss) before income taxes	(14)	945	1,274
Rationalizations	157	205	42
Segment Reconciling Items
Less:
Rationalizations	159	205	44
Interest Expense	324	340	321
Other (Income) Expense	119	98	(174)
Asset write-offs and accelerated depreciation (Note 3)	105	15	4
Retained expenses of divested operations	8	10	9
Corporate and Eliminations
Less:
Other	37	50	46
Americas
Segment Operating Income (Loss)
Net Sales	6,556	7,922	8,168
Less:
Asset write-offs and accelerated depreciation (Note 3)	103	13
Americas | Operating Segments
Less:
Income (loss) before income taxes	9	550	654
Rationalizations	94	90	3
Europe, Middle East and Africa
Segment Operating Income (Loss)
Net Sales	4,020	4,708	5,090
Less:
Asset write-offs and accelerated depreciation (Note 3)	2	2	4
Europe, Middle East and Africa | Operating Segments
Less:
Income (loss) before income taxes	(72)	202	363
Rationalizations	59	115	36
Asia Pacific
Segment Operating Income (Loss)
Net Sales	1,745	2,115	2,217
Asia Pacific | Operating Segments
Less:
Income (loss) before income taxes	49	$ 193	257
Rationalizations	$ 4		$ 3